zh-cnGoodspeed Rss10Thu, 04 Dec 2008 13:36:18 GMTThu, 27 Nov 2008 18:30:06 GMThttp://www.sichinamag.com/blog/medical01/42319/message.aspx<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US">&nbsp;&nbsp;&nbsp; </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">随着计算机发展，</span><span lang="EN-US">B</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">超电路大规模集成化，由几块微处理器控制电路，一方面使仪器在工作过程中大量信息的存贮、传输、处理等准确、迅速、简化操作方法，大大提高了仪器的可靠性和稳定性，另一方面，由于采用了大量的集成电路，一旦发生电路故障，单凭万用表检查电压、电流值就很难解决问题。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如学会使用示波器这种较为先进的仪器，根据电路图指示的逻辑关系测量电压信号波形，再以这些信号波形的变化为依据，迅速判断出故障所在，可以取得事倍功半的良好效果。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">当然，使用示波器不是唯一的方法，逻辑分析仪、集成电路测试仪等也可以成为一种有效的测试工具，但在众多的测试工具中，示波器则有价格低廉、测量方法简单，易学好用，便于携带等明显特点。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在维修</span><span lang="EN-US">B</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">超时应准备好各种维修工具，推荐如下</span><span lang="EN-US">:<br>&nbsp;&nbsp;&nbsp; (1)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">示波器</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">灵敏度</span><span lang="EN-US">5mV/DIV ,</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">频带宽度</span><span lang="EN-US">DC35MHz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以上，最大输人电压</span><span lang="EN-US">300V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以上。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (2)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三用表</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">等级</span><span lang="EN-US">DC 20000/V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以上。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (3)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">高压测试探头</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">测试范围</span><span lang="EN-US">30kV</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">与三用表配套使用。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (4)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">外接延伸板</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">属于每种机型专用的延伸板，用来将机内被检修板延伸至便于</span><span lang="EN-US"><a href="http://www.ylpj.net/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">电路板<span lang="EN-US">维修</span></span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">人员测试的位置。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (5)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">螺丝批</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">有十字型、一字型、短粗柄型、无感型等。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (6)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电烙铁</span><span lang="EN-US">:20w</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一</span><span lang="EN-US">25w</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">内热式，外壳可接地。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (7)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">剪线钳。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (8)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">尖嘴钳。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (9)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">银子。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (l0)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">带鳄鱼夹子的导线。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; (11)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">集成电路测试夹。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">此外，有条件的还可配设专用的测试工具，如专用测试模块，</span><span lang="EN-US">BMI</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">型，美国</span><span lang="EN-US">RMI</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">公司生产，专门用于检测</span><span lang="EN-US">B</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">型超声诊断仪的人体组织模拟试块。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">有了维修工具，在检修时还应注意某些事项。</span><span lang="EN-US"><br>(1)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">为防止电器元件损坏，在拔下或装配电缆及插线板时，应关闭电源。</span><span lang="EN-US"><br>(2)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对于显示器的高压应给于高度重视，拆下显像管时应先将高压对地放电。</span><span lang="EN-US"><br>(3)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检测及查看波形时，需用延伸板。</span><span lang="EN-US"><br>(4)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检查仪器和电缆有无机械破损，各接头连接情况，元件是否损坏，有无灰尘、水滴等引起的故障原因。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp; </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">日本</span><span lang="EN-US">ALOKA</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">公司生产的</span><span lang="EN-US">SSD-118</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">机械扇形扫描</span><span lang="EN-US">B</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">超由电源组件、发射及接收组件、生理信号组件、存贮组件、扇扫组件和电视显示器组成，我将日常工作中这种机型经常出现的典型故障分析一下，以提高日后维修、判断故障原因的准确率与排除故障的效率。</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">故障一</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">整个屏幕上没有影像。</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">原因</span><span lang="EN-US">:(1)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">士</span><span lang="EN-US">5V,</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">士</span><span lang="EN-US">15V ,</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">士</span><span lang="EN-US">1.5V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电源不正常</span><span lang="EN-US">;(2)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">复合视频信号中断</span><span lang="EN-US">(EP<?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="1831" UnitName="C">-1831C</st1:chmetcnv>);&nbsp; (3)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电视监视器问题</span><span lang="EN-US">( IP-0504-TH ) ;&nbsp; (4 )</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电缆断线或接头不良。</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检测</span><span lang="EN-US">:(1)L-PS-25B, GN2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">±</span><span lang="EN-US">15VDC, GN2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">±</span><span lang="EN-US">1.5VAC;&nbsp;&nbsp; (2) EP<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="1827" UnitName="C">-1827C</st1:chmetcnv>, IC2D, PIN4.<br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">故障二</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">屏幕影像混乱。</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">原因</span><span lang="EN-US">:{1) TV</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">信号过低或过高</span><span lang="EN-US">;(2)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">视频信号不同步</span><span lang="EN-US">;(3)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">视频监视器故障。</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检铡</span><span lang="EN-US">:EP-1827</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">IC2D</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">PIN 4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">IP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一</span><span lang="EN-US">0504</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一</span><span lang="EN-US">TH, RV2.<br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">故障三</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">图像上出现黑白的窄的横向条纹。</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">原因</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">主要是跳跃缓冲存贮器的集成故障或外围电路有问题。</span><span lang="EN-US"><br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检测</span><span lang="EN-US">:EP-1829,&nbsp; PIN11</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">PIN14, IC<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="7" UnitName="a">7A</st1:chmetcnv>, <st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="6" UnitName="a">6A</st1:chmetcnv>,<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="5" UnitName="C">5C</st1:chmetcnv></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">及</span><span lang="EN-US">5D.<br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">故障四</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">屏幕出现垂直的条纹，图形字符没有显示。</span><span lang="EN-US"><br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">原因</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">图形存储器或它的外围电路有问题。</span><span lang="EN-US"><br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检测</span><span lang="EN-US">:EP<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="1508" UnitName="C">-1508C</st1:chmetcnv> , IC5D , PIN4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</span><span lang="EN-US">PIN5.<br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">故障五</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">超声图像横向摆动。</span><span lang="EN-US"><br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">原因</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">扇扫探头故障、方向地址发生器故障、电机速度不稳定。</span><span lang="EN-US"><br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检测</span><span lang="EN-US">:EP<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="1831" UnitName="C">-1831C</st1:chmetcnv> TPl, EP<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="1831" UnitName="C">-1831C</st1:chmetcnv> TP2.<br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">故障六</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">面板开关工作不正常。</span><span lang="EN-US"><br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">原因</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">面板接口故障</span><span lang="EN-US">(EP-<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="1830" UnitName="C">-1830C</st1:chmetcnv> ) ,</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">背面板间题</span><span lang="EN-US">(EP-2042) .<br>&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检测</span><span lang="EN-US">:EP<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="1830" UnitName="C">-1830C</st1:chmetcnv>, IC<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="3" UnitName="C">3C</st1:chmetcnv>, PIN3, PIN9.<br>&nbsp; </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">当机器排除故障后，应作修复后的检查，使用专用测试模块</span><span lang="EN-US">(RMI412</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">型</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">进行测试，使荧光屏上显示的图像与模块上给定的标准图形结合，同时读出近场、中场、远场的水平分辨率、垂直分辨率值，如果没有</span><span lang="EN-US">I<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="1" UnitName="mi">1MI</st1:chmetcnv></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">模块，可由</span><span lang="EN-US">B</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">超操作医生进行实际检查，从所得图像判断复后的质量。总之，应按照标准或说明书规定的各项目全面检查合格后方可使用。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">温馨提示：医疗配件维修网</span><span lang="EN-US">(<a href="http://www.ylpj.net/">http://www.ylpj.net/</a>)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">专业提供各种医疗配件、医疗设备、器械维修。</span><span style="COLOR: #2a2a2a; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电话</span><span lang="EN-US" style="COLOR: #2a2a2a; mso-bidi-font-size: 10.5pt">:0755</span><span style="COLOR: #2a2a2a; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">－</span><span lang="EN-US" style="COLOR: #2a2a2a; mso-bidi-font-size: 10.5pt">21192100<span style="mso-spacerun: yes">&nbsp; </span></span><span style="COLOR: #2a2a2a; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">余小姐　</span><span lang="EN-US" style="COLOR: #2a2a2a; mso-bidi-font-size: 10.5pt">0755</span><span style="COLOR: #2a2a2a; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">－</span><span lang="EN-US" style="COLOR: #2a2a2a; mso-bidi-font-size: 10.5pt">83676200</span><span style="COLOR: #2a2a2a; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　罗小姐</span></p>http://www.sichinamag.com/blog/medical01/42319/message.aspx医疗设备维修 资源共享Mon, 29 Sep 2008 15:12:43 GMThttp://www.sichinamag.com/blog/medical01/36880/message.aspx<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">由于</span><span lang="EN-US"><a href="http://www.ylpj.net/index.html"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">呼吸机</span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的调节校正的步骤很烦琐，许多用户往往不能很好的进行使用，因此有必要再给把具体的步骤一一罗列出来，希望能对大家有所帮助。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US"><a href="http://hexun.com/shenzpcb/default.html">ABT5100<span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">呼吸机</span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的调节及校正</span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US">1 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调节呼气电磁阀</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">只能在呼吸头已经连接后，在呼吸机内部调节。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——打开折叠囊保护板</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——将呼吸频率设定为</span><span lang="EN-US">6</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">次</span><span lang="EN-US">/</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——仔细观察移动杆位置直到吸气完成定位（大约</span><span lang="EN-US">8</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">秒）</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——同时小心卸下呼吸头，记录电磁阀杆的位置（它将向前移动</span><span lang="EN-US">1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">至</span><span lang="EN-US">1.5mm</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）这样将保证能够在吸气定位期间完成关闭呼气阀门。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——旋转电磁阀前端支架上的固定螺丝可以调节呼气电磁阀的位置。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——将电磁阀重新定位后旋紧该固定螺丝。</span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US">2 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调节机控手控转换开关</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">只能在呼吸机内部调节。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——卸下呼吸头，用扳手松开固定电磁阀的螺丝。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——关闭电源开关，检查机控手控开关螺纹的位置。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——调节电磁阀静止位置和机控手控活塞杆接触点间距离为</span><span lang="EN-US">0.2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">至</span><span lang="EN-US">0.5mm</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——打开电源开关。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——电磁阀将立即通过活塞杆关闭机控手控转换开关。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——记录此时活塞杆的位置。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——小心安装呼吸头，如果此时活塞杆向前移动</span><span lang="EN-US">0.2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">至</span><span lang="EN-US">0.5mm</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，则说明能够保证确保关闭机控转换开关。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——如果需要重复以上步骤。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;</span>3 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调节风箱位置此部分调节需要重置驱动部分的机械装置或反馈电位计。（机械部分本章不作讲解，详见维修手册</span><span lang="EN-US">3-5</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）。打开电源开关，选择手控模式。此时调节电源驱动板上的电位器</span><span lang="EN-US">RV2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，可改变潮气量指针的位置。将该指针调至</span><span lang="EN-US">0</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US">4 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调节风箱运动打开电源开关，并将通气频率设置为</span><span lang="EN-US">6</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">次</span><span lang="EN-US">/</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟、分钟通气量为</span><span lang="EN-US">30</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">升</span><span lang="EN-US">/</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟。调节电源驱动板上的电位器</span><span lang="EN-US">RV1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，使潮气量指针最大值达到标尺最右端（超过</span><span lang="EN-US">1550cc</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）。将通气频率设置为</span><span lang="EN-US">30</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">次</span><span lang="EN-US">/</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟，分钟通气量为</span><span lang="EN-US">30</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">升</span><span lang="EN-US">/</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟。此时潮气量指针应达到</span><span lang="EN-US">1000ml</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。将通气频率设置为</span><span lang="EN-US">20</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">次</span><span lang="EN-US">/</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟，分钟通气量为</span><span lang="EN-US">10</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">升</span><span lang="EN-US">/</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟。此时潮气量指针应达到</span><span lang="EN-US">500ml</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。如果需要继续调节</span><span lang="EN-US">RV2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US">5 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">校正压力表</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">关闭呼吸机电源开关，此时压力表指针应停留在—</span><span lang="EN-US">10 mbar</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。如果需要可以调节前面板背面与压力表相对应位置的螺丝以校正压力表。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;</span>6 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">校正压力传感器当未连接外部气源并且呼吸机电源已经打开，此时压力表应停留在</span><span lang="EN-US">0 mbar</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">处。调节</span><span lang="EN-US">CPU</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">板上的电位器</span><span lang="EN-US">RV2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可校正该值。调节该板上的电位器</span><span lang="EN-US">RV1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可校正压力峰值（校正峰值时最好将患者外回路压力稳定在</span><span lang="EN-US">60~70 mbar</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;</span>7 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调节</span><span lang="EN-US"> +5V </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">输出</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">打开呼吸机电源开关，用数字伏特计测量</span><span lang="EN-US">CPU</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">板上存储芯片的</span><span lang="EN-US">+5V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电源电压（</span><span lang="EN-US">pin18</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如果该点电位低于</span><span lang="EN-US">+5V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，则剪断电源驱动板上</span><span lang="EN-US">R51</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">侧导线，电压将增高大</span><span lang="EN-US">240mV</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;</span>8 PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">回路</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">将标准顺应性回路与</span><span lang="EN-US">Y</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">型管连接。</span><span lang="EN-US">PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的调节主要依赖于经验。并且最好外接压力计</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">用以监测回路内动态压力。在调节</span><span lang="EN-US">PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">前，首先确定呼气阀门及呼气电磁阀的调节已</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">经完成。</span><span lang="EN-US"> PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调零</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——将模拟肺与</span><span lang="EN-US">Y</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">型管相连接。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——打开</span><span lang="EN-US">PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">功能并将其调节至最小值。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——调节</span><span lang="EN-US">PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">板上的电位器</span><span lang="EN-US">P2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">使该状态下呼气末压力为</span><span lang="EN-US">0</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">或者最大为</span><span lang="EN-US">1hpa</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</span><span lang="EN-US"> PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">最大值的调节</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——将</span><span lang="EN-US">PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">旋钮旋转至最大值。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——调节</span><span lang="EN-US">PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">板上的电位器</span><span lang="EN-US">P1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">使该状态下呼气末压力为</span><span lang="EN-US">25hpa</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</span><span lang="EN-US"> PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置完成后还应该旋转该旋钮以检测</span><span lang="EN-US">PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">值是否呈线性增长。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;</span>9 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调节触发灵敏度</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调节该项功能之前首先确定压力传感器及压力计都已经按前述经过校正。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——将通气频率设置为</span><span lang="EN-US">6</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">次</span><span lang="EN-US">/</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——将分钟通气量设置为</span><span lang="EN-US">6</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">升</span><span lang="EN-US">/</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——将吸呼比设置为</span><span lang="EN-US">1/4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——开启同步触发功能。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——检查呼吸周期是否完整（呼气末压力计视数为零）</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——在压力计视数为零时，轻轻旋转触发旋钮直至触发压力等于零。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">此时呼吸机必须以机控状态继续工作，并且触发指示灯处于熄灭状态。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——慢慢旋转触发旋钮直至触发指示灯亮，记录下所对应的触发压力值。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——将触发值慢慢重置回</span><span lang="EN-US">0mbar</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">——打开</span><span lang="EN-US">PEEP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">功能后重复上述步骤。</span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5"><span lang="EN-US">10 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调节和校正流量传感器该校正因为较复杂且专业性较强，所以嘴最好在原生产厂进行。总之，虽然为应付紧急情况而设计的程序虽然能够校正流量传感器，但是不能保证其精度。作为最低要求，必须有一台经过校正过的</span><span lang="EN-US">ABT5100</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">呼吸机和一个参考用的传感器。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">本章只介绍</span><span lang="EN-US">LED</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">显示潮气量的校正，关于流量传感器的校正详见维修手册</span><span lang="EN-US">3.12</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在潮气量传感器已经正确连接的情况下，调节肺量计板上的电位器</span><span lang="EN-US">RV1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，可以用设定的分钟通气量值校正</span><span lang="EN-US">LED</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">显示的分钟通气量，而调节电位器</span><span lang="EN-US">RV2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">则可以校正潮气量。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><b style="mso-bidi-font-weight: normal"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">温馨提示</span></b><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：中国医疗配件维修网专提供各种</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">医用影像设备，</span><span lang="EN-US">CT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">机</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">配件及各种医疗器械维修服务！</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">详情请致电：</span><span lang="EN-US" style="FONT-SIZE: 12pt">0755</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">－</span><span lang="EN-US" style="FONT-SIZE: 12pt">21192100</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　</span><span lang="EN-US" style="FONT-SIZE: 12pt">21194400</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　曹小姐</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"></span>&nbsp;</p>http://www.sichinamag.com/blog/medical01/36880/message.aspx医疗配件维修 设备材料Wed, 24 Sep 2008 17:19:19 GMThttp://www.sichinamag.com/blog/medical01/36451/message.aspx<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中国人口众多，经济持续高速发展、人口日益富裕及老龄化对医械的需求日益迫切。近年来医疗器械产品逐渐向多功能方向延伸，产品结构不断调整，市场也随之扩大。因此中国的医疗器械及服务行业也倍受</span><span lang="EN-US">VC</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的青睐。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">尽管国内医械行业总体水平呈现快速增长，但仍远无法满足中国市场需求增长水平。中国高档医械进口产品约占</span><span lang="EN-US">70%</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">左右；中国整体医疗装备水平还很低，医疗卫生事业的发展，将促进医械消费的增加；人口老龄化、生活日益富裕、家用保健器械将大幅增长；疾病的交叉感染，使医疗部门对消毒、灭菌、皮肤抗菌、废物处理等产品的需求量大增；农村乡</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">镇</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">卫生医疗机构是潜力巨大的市场。</span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">归纳起来</span><span lang="EN-US">VC</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可以在五个细分领域发现投资机会，分别是计算机相关技术、家庭和自我保健器械、微创医械、器官移植和辅助医械、医疗服务机构。，计算机相关技术包括计算机辅助诊断、智能器械、生物传感器械、机器人和器械网络；家庭和自我保健器械包括家庭自我监护与诊断、家庭自我医疗与远程医疗相应产品；微创医械包括无创伤或微创伤的医械、医学成像、微型化医械、激光诊疗、机器人外科和非植入式辅助传感；器官移植和辅助医械包括人工骨、心脏瓣膜、心泵、软骨皮肤及神经肌肉刺激器等。医疗服务包括专科医院、创新的服务模式、医药外包服务等。</span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对于这五个投资热点，曹越表示认同并详细谈到了医院信息化服务这个子行业的投资价值。据曹越介绍，医院信息化趋势引发医械需求增长。这个趋势会引发对影像化、数字化等高、精、尖医疗设备的需求增长。医院信息系统</span><span lang="EN-US">(HIS)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的普遍建立又使得医院有了进一步建立以医学影像存档与通信系统</span><span lang="EN-US">(PACS)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">为核心的临床信息系统</span><span lang="EN-US">(CIS)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的要求，占全部医疗信息</span><span lang="EN-US">90%</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以上的医疗影像信息的处理更是今后医院信息化的核心所在。医院信息化趋势给医械生产企业带来了巨大的市场空间。据推算，全国</span><span lang="EN-US">PACS</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">市场的总需求达</span><span lang="EN-US">211.7</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">亿元，如果考虑到由</span><span lang="EN-US">PACS</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">衍生出的高档影像设备及其他一些附属设备市场，</span><span lang="EN-US">PACS</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的市场容量将达到</span><span lang="EN-US">300</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">亿元以上。</span><span lang="EN-US"> </span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可以说国内的医疗行业充满了商机，特别是医疗器械及服务领域，更是受到</span><span lang="EN-US">VC</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">们更多的青睐！</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><b style="mso-bidi-font-weight: normal"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">温馨提示</span></b><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：中国医疗配件维修网专提供各种</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;<span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">医学检验仪器</span><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">医用影像设备<a href="http://www.ylpj.net/yiliaopeijianweixiu.html"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">手术设备</span></span></a></span>&nbsp; <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">医用光学器材 <a href="http://www.ylpj.net/yiliaopeijian.html"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">监护仪</span></span></a></span>&nbsp;</span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">配件及各种医疗器械维修服务！</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">详情请致电：</span><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">0755</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">－<span lang="EN-US">21192100</span>余小姐　<span lang="EN-US">0755</span>－<span lang="EN-US">83676200</span>　　罗小姐</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p>http://www.sichinamag.com/blog/medical01/36451/message.aspx医疗器械与仪器维修 商务交流Sat, 20 Sep 2008 16:28:19 GMThttp://www.sichinamag.com/blog/medical01/36124/message.aspx<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><span lang="EN-US"><a href="http://www.ylpj.net/yiliaopeijianweixiu.html"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医学超声影像技术</span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">已成为现代医学影像技术中不可替代的支柱，它和</span><span lang="EN-US">X</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">—</span><span lang="EN-US">CT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">MR</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">及核医学成像</span><span lang="EN-US">(PET</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">SPECT)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一起被公认为现代四大医学影像技术，四足鼎立。和其他成像相比，具有低成本、无痛苦、无损伤，以及实时性好等独特的优点。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　这些年来，医学超声成像系统向更高层次发展，其目标主要是：</span><span lang="EN-US">(1)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">利用更多的声学参数作为载体，以获取体内更多的生理、病理信息；</span><span lang="EN-US">(2)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">提高图像质理，使图形清晰；</span><span lang="EN-US">(3)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">显示更为细微的组织结构。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　从工程技术方面来看，医学超声成像在彩色血流测量技术、数字化波束形成技术、谐波成像技术、三维超声等方面的发展引人关注。多普勒彩色血流成像、多普勒图谱显示和彩色多普勒血流图</span><span lang="EN-US">(CFM)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">都是基于多普勒效应，用于实现对血流参数的测量。血流参数测量的发展经历了从连续波多普勒</span><span lang="EN-US">(CWD)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">血流测量，到脉冲波多普勒</span><span lang="EN-US">(PWD)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">血流测量，到彩色多普勒血流图的过程。第一台具有</span><span lang="EN-US">CFM</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">功能的超声诊断仪的问世，促进了医学影像诊断设备的迅猛发展，它标志着诊断超声学从形态学过渡到血动力学，使超声诊断设备不仅能获得人体脏器的解剖信息，而且能获得功能信息，极大地扩大了超声影像设备的临床应用范围。彩色多普勒血流成像系统</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">通常称为彩超</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">是一种能同时显示</span><span lang="EN-US">B</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">型图像和多普勒血流数据</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">血流方向，流速，流速分散</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的双重超声扫描系统。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　</span><span lang="EN-US">CFM</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">已成为当代中、高档超声诊断仪必不可少的功能，由于它的直观性，它在临床的许多方面得到广泛的应用。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　由于</span><span lang="EN-US">CFM</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">是基于多普勒效应的血流测量方法，这种方法必须检测回波信号的频移，对电路要求十分严格，同时测量精度受到声波方向和血流方向间的夹角θ的影响，并且难于测量低速血流。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　为克服</span><span lang="EN-US">CFM</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的缺点，美国</span><span lang="EN-US">ATL</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">公司推出彩色多普勒能量成像</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">记为</span><span lang="EN-US">CDE</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，或记为</span><span lang="EN-US">CPA)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，</span><span lang="EN-US">CDE</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">或</span><span lang="EN-US">CPA</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">是检测血流中血球后散射能量的大小，不区分流向，和θ角无关。</span><span lang="EN-US">CPA</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">提高了血流检测的灵敏度，特别适用于显示细小血管的低速血流，但不能显示血流方向。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　美国</span><span lang="EN-US">ACUSON</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">公司提出一种多普勒组织成像，组织运动速度很小，可与流速较大的血流分开。组织运动可按速度、加速度、方差和能量等参数来成像。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">近几年来出现了非多普勒测量方法的</span><span lang="EN-US">CFM</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，其中最有前景的有斑点逐帧跟踪法和时域互相关法。</span><span lang="EN-US">Philips</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">公司和</span><span lang="EN-US">HP</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">公司已成功地利用互相关法开发出它们的</span><span lang="EN-US">CVI(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">彩色速度成像</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">系统。</span><span lang="EN-US">CVI</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">同传统的</span><span lang="EN-US">CFM(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">自相关法</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">相比，具有测量精度高，不受夹角影响，帧频高，分辨力高，不产生混迭等优点。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><b style="mso-bidi-font-weight: normal"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">温馨提示</span></b><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：深圳龙人公司是一家专业的</span><span lang="EN-US" style="FONT-SIZE: 12pt"><a href="http://www.x5dj.com/ylqixie/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医疗配件</span></span></a></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">服务商，为您提供各种医疗设备配件以及各种</span><span lang="EN-US" style="FONT-SIZE: 12pt"><a href="http://hexun.com/ylqixie/default.html"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医疗配件维修</span></span></a></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">服务！</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">详情请致电：</span><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">0755</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">－<span lang="EN-US">21192100</span>余小姐　<span lang="EN-US">0755</span>－<span lang="EN-US">83676200</span>　　罗小姐</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p>http://www.sichinamag.com/blog/medical01/36124/message.aspx医疗器械与仪器维修 写意人生Fri, 19 Sep 2008 18:25:33 GMThttp://www.sichinamag.com/blog/medical01/36099/message.aspx<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 24pt; mso-char-indent-count: 2.0"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在炎热的夏天，应该食用什么蔬菜对身体最有好处呢？</span><span lang="EN-US" style="FONT-SIZE: 12pt"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　第一类蔬菜是一些凉性蔬菜。由于夏天天气比较炎热，人体受暑湿影响最很大。暑湿侵入人体后会导致毛孔张开，过多出汗，造成气虚，还会引起脾胃功能失调、消化不良。肉类食物食用过多，会使人体质呈酸性，多内热，适当摄入凉性蔬菜有利于生津止渴、除烦解暑、清热泻水、排毒通便。我们常吃的黄瓜、西红柿、芹菜、藕、绿豆芽、空心菜、大白菜、白萝卜、冬瓜、丝瓜、苦瓜、茄子、菠菜、小白菜、油菜、莴笋、苋菜、茭白、紫菜等都属于这一类偏寒凉的蔬菜。因为这些蔬菜偏凉性，在食用时也应注意。久病体弱、身体虚寒者皆不宜多吃偏寒性的蔬菜，以免寒上加寒，对身体造成不利影响。</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;</span><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　第二类是瓜类蔬菜。夏季正是佛手瓜、苦瓜、丝瓜、南瓜、黄瓜、冬瓜等瓜类蔬菜成熟的季节，这些瓜类大都含水量高，又兼具高钾低钠的特点，适合夏天人们大量出汗后补充水分及流失的无机盐。特别是苦瓜，它不仅清邪热、解劳乏，还可增加食欲，提神醒脑。瓜类蔬菜可凉拌，可清炒，还可做汤，也可与肉、鱼一起做菜，清脆爽口，别有风味。</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第三类适合食用的蔬菜是“杀菌”蔬菜。比如葱蒜类蔬菜，大葱、韭菜、香葱、洋葱、青蒜、大蒜、蒜苗等，它们含有丰富的植物广谱杀菌素，对各种球菌、杆菌、真菌病毒有杀灭和抑制的作用。</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><b style="mso-bidi-font-weight: normal"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">温馨提示</span></b><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：深圳龙人公司是一家专业的</span><span lang="EN-US" style="FONT-SIZE: 12pt"><a href="http://www.x5dj.com/ylqixie/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医疗配件</span></span></a></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">服务商，为您提供各种医疗设备配件以及各种</span><span lang="EN-US" style="FONT-SIZE: 12pt"><a href="http://hexun.com/ylqixie/default.html"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医疗配件维修</span></span></a></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">服务！</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">详情请致电：</span><span lang="EN-US" style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">0755</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体">－<span lang="EN-US">21192100</span>余小姐　<span lang="EN-US">0755</span>－<span lang="EN-US">83676200</span>　　罗小姐</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">资料来源：</span><span lang="EN-US" style="FONT-SIZE: 12pt"><a href="http://www.ylpj.net/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">中国医疗配件维修网</span></span></a><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p>http://www.sichinamag.com/blog/medical01/36099/message.aspx医疗设备维修 写意人生Tue, 09 Sep 2008 10:19:40 GMThttp://www.sichinamag.com/blog/medical01/32303/message.aspx<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">微波多功能治疗仪通过配用不同的治疗头，可以实现不同的治疗目标，其在肛肠科、妇科、泌尿科、耳鼻喉科、口腔科、皮肤科、等医疗科室有着广泛的应用。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">由于该治疗仪的品种很多，很难做到面面具道的讲解，现选择</span><span lang="EN-US"> wdz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">－</span><span lang="EN-US">c </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">型加以介绍。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US">wdz </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">型微波多功能治疗仪的核心电路</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">简单小巧主要由四部分组成。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一、微波产生部分。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">微波由磁控管产生，当其灯丝电压（约</span><span lang="EN-US">4.5V)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">及使其工作的高压</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">约</span><span lang="EN-US">1500V)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">都具备时，磁控管即产生微波。这两组电压要求精度不是很高，分别由两个变压器供给。</span><span lang="EN-US"> </span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二、功率控制部分。</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这部分电路也不复杂，通过一个振荡电路用可控硅</span><span lang="EN-US"> (800V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">16A)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">来控制供给磁控管高压的升压</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">变压器初级的交流</span><span lang="EN-US"> 220V </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的导通角来控制磁控管的输出功率。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三、时间控制部分，这一部分包含有两个时间控制：预热时间控制、工作时间控制。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">１、预热时间控制电路：预热时间大约</span><span lang="EN-US"> 3 ~ 5 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟，控制电路主要由一个“</span><span lang="EN-US">555</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">”时基电路组成，通过一个三极管</span><span lang="EN-US"> 3DG130 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">控制供给磁控管高压的升压变压器初级一侧的</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第一个</span><span lang="EN-US">6V </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">继电器以达到预热时间内无高压即无微波输出的目的；</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">２、工作时间控制从</span><span lang="EN-US"> 0 ~ 99</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分钟可调，达到预定时间后报警，须手动</span><span lang="EN-US"> RESET </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">复位，此电路由一体化时间控制器</span><span lang="EN-US"> TIMER</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">－</span><span lang="EN-US">JSS48A </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">来完成</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">四、其它电路，由功率调整、功率上限控制、工作方式控制、和功率显示部分组成。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">１、功率调整电路主要包括一多旋电位器和一个施密特触发器</span><span lang="EN-US"> 74LS74</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">组成，通过电位器的变化来控制施密特触发器振荡输出的频率去控制</span><span lang="EN-US"> BT33 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">最终去触发可控硅；</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">２、在功率上限控制电路中，功率上限信号取自于运算放大器</span><span lang="EN-US"> HA17324</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。当连续工作方式时输出功率达到上限</span><span lang="EN-US">150W</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，上限电路通过一个三极管</span><span lang="EN-US">3DG130 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">触发供给磁控管高压的升压变压器初级一侧的</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第二个</span><span lang="EN-US">6V </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">继电器以达到功率超高无微波输出的目的。此时须手动</span><span lang="EN-US"> RESET </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">复位</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">３、工作方式控制由一个微动开关来选择连续工作或用脚踏开关控制工作。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US">4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、功率显示部分的±</span><span lang="EN-US">5V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电源由一对稳压块：</span><span lang="EN-US">7805</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">7905</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">供给，电路部分主要由集成块</span><span lang="EN-US">LM34075 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">组成。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">五、微波多功能治疗仪的检修方法及注意事项</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、检测微波输出线是否短路或断路；</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、检测微波管：找一块湿肥皂，将输出头插在上面，开机自动或手动给磁控管加灯丝电压预热后，跨过控制部分给磁控管加上高压，如果正常，在肥皂上应明显听到烧灼声；</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、其它控制电路比较简单，可参考前面的介绍进行检修；</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">四</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、注意事项：检修过程中，不可将输出部分靠近及对准人的眼睛或睾丸</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">没有孩子的离远点</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">最好将输出头放在小铁盒里，微波输出连线不要轻易断开。如果按上面的方法去做，相信您一定能把它搞定，但注意事项千万不要忘记，不要得不偿失呦！</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><b style="mso-bidi-font-weight: normal"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">温馨提示</span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.0pt">深圳龙人公司是一家专业的医疗配件服务商，为您提供各种</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><a href="http://blog.sina.com.cn/shenzpcb"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医疗设备</span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.0pt">配件以及各种</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><a href="http://shenzpcb.blog.bokee.net/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医疗配件维修</span></span></a></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.0pt">服务！</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p></o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 10.0pt">详情请致电：</span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 宋体">0755</span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.0pt; mso-bidi-font-family: 宋体">－<span lang="EN-US">21192100</span>余小姐<span lang="EN-US"><o:p></o:p></span></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">资料来源：</span><span lang="EN-US"><a href="http://www.ylpj.net/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">中国医疗配件维修网</span></span></a></span></p>http://www.sichinamag.com/blog/medical01/32303/message.aspx医疗器械与仪器维修 设备材料Mon, 04 Aug 2008 14:59:01 GMThttp://www.sichinamag.com/blog/medical01/29080/message.aspx<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US">1 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">故障现象</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">进</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">扫描</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">间</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">摆位时发现其</span><span lang="EN-US">GANTRY</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">外壳温度高，主机提示</span><span lang="EN-US">:Temperature exceeds allowed Gantry cooling systen limits!<br>Please check the cooling water supply system call service engineer if problem persists</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。进人</span><span lang="EN-US">Service</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，点击</span><span lang="EN-US">show emperature</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，显示</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">各数字均为红色</span><span lang="EN-US">:</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">说明各项温度均高出正常指标。</span><span lang="EN-US"><br>2 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">故障分析及处理</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">故障</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">显</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">示</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">各项温度指标高，应与制冷系统有关，打开水冷柜，触摸</span><span lang="EN-US">GANTRY</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">回水管温度，发现较平时高，但水压显示正常。于是进行如下处理</span><span lang="EN-US">:<br>(1) </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">测</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">量</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">水冷系统的制冷压力，发现高压及低压均偏低，于是补充制冷剂使高压和低压至正常范围内。观察扫描，故</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">障仍存在。</span><span lang="EN-US"><br>(2) </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">观</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">察</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">制冷系统的能量调节阀，发现不能正常复位，造成水冷机无法自动复位。更换能量调节阀，并补充制冷剂，</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">扫描观察，故障存在。</span><span lang="EN-US"><br>(3) </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">通</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">过</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以上</span><span lang="EN-US">2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">种方法排除，认为故障可能由于制冷系统的水泵不能正常工作引起。更换新的水泵，扫描并观察，发现</span><span lang="EN-US"><br>GANTRY</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">仍过热，并发现制冷系统在低压时自保，不能正常制冷。将故障定为在制冷系统的温度控制检测单元，更换其</span><span lang="EN-US">MCU</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">板，扫描并观察，但故障仍存在。</span><span lang="EN-US"><br>(4) </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">通</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">过</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以上排除，最后更换整个水冷柜，并对各项参数校准，扫描并观察一个月，工作正常，故障排除。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中国领先的</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://yiliaopeijian.ue88.com/"><span lang="EN-US" style="COLOR: windowtext; FONT-FAMILY: 宋体; TEXT-DECORATION: none; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; text-underline: none"><span lang="EN-US">医疗配件维修门户</span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和国内最大医疗配件交易中心，为用户提供各种</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://yiliaoweixiu.i.ifensi.com/"><span lang="EN-US" style="COLOR: windowtext; FONT-FAMILY: 宋体; TEXT-DECORATION: none; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; text-underline: none"><span lang="EN-US">医疗维修</span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">服务，为医疗机构提供基于互联网的设备，器械配件，电路板，器械，配件等专业化服务。详情：</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://www.ylpj.net/"><span style="COLOR: windowtext; TEXT-DECORATION: none; text-underline: none">http://www.ylpj.net</span></a></span></b><span lang="EN-US">,</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电话：</span><span lang="EN-US">0755-25327150</span><span style="FONT-FAMILY: 宋体">，<span lang="EN-US">83676200</span></span><span lang="EN-US"> </span><span style="FONT-FAMILY: 宋体">罗小姐</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p>&nbsp;</o:p></span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><o:p>&nbsp;</o:p></span></p>http://www.sichinamag.com/blog/medical01/29080/message.aspx医疗配件维修 资源共享Mon, 04 Aug 2008 14:54:18 GMThttp://www.sichinamag.com/blog/medical01/29079/message.aspx<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　在现代医院，医疗器械设备所起的作用是举足轻重的，它不仅大大提高了临床诊治能力和水平，而且有立竿见影的经济收益。但是现阶段医院</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://www.ylpj.net/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医疗器械维修</span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">机构的生存与发展受到制约，维修保障能力不足</span><span lang="EN-US">[1-5] </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。特别是现行大多数医院的医疗器械设备是由厂商或销售公司实施维修服务。这样一方面会增加医疗器械设备的停机或故障时间，给医院造成经济损失；另一方面完全依赖于厂商或销售公司的维修服务，维修费用容易失控，会增加医疗成本。因此有必要分析现行医院医疗器械维修机构的存在问题，进一步研究建设与管理策略。</span><span lang="EN-US"> <br>1 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">现阶段医院</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://medical007.blog.tianya.cn/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医疗器械维修机构</span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的存在问题及原因</span><span lang="EN-US"> <br>1.1 </span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">医学工程技术人员流失严重</span><span lang="EN-US">[1-3]<br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">八十年代中初期国内部分医科大学及工科院相继开设了生物医学工程</span><span lang="EN-US">(BME)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">专业，</span><span lang="EN-US">BME</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">毕业纷纷进入医院从事医疗器械设备的维修工作，医院医疗器械维修曾一度辉煌。但是，大多数</span><span lang="EN-US">BME</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">毕业生又先后离开医院。其主要原因是以下几个方面：一是医院在人才培养、使用、晋升、生活待遇等方面存在着重医轻工的现象，使医学工程技术人员的人生价值得不到体现，产生了不平等感，部分医学工程技术人员因此而另谋他业。二是九十年代初期国外医疗器械设备公司纷纷在我国设立销售代理机构，不少医学工程技术人员为了</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">优厚条件，而到这些机构从事维修技术服务。另一方面，医疗维修机构内部管理缺限也是造成人才外流的一个重要原因，如有些医院让正规院校</span><span lang="EN-US">BME</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">毕业生长期从事一般技术工人所从事的工作，</span><span lang="EN-US">BME</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">人员感到委屈而离开医院。</span><span lang="EN-US"><br>1.2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">现行人员素质偏低</span><span lang="EN-US"> <br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">据相关资料报道，在我国</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://hi.baidu.com/yiliaoweixiu"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医</span></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">疗</span></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">维修</span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">工作一线的医学工程技术人员多数为中等学历，其主要来源为其它待业改行者，如护理人员改行、汽车维修人员改行等。这部分人员的技术主要源于工作实践，未经正规</span><span lang="EN-US">BME</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">教育，技能单一，思维方式落后，缺少跟踪先进医学工程技术的潜能。特别是长期的</span><span lang="EN-US">"</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">放羊式</span><span lang="EN-US">"</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">管理导致了他们缺乏创新思维方式。即使是高学历人员，在这种管理体制中也容易放任自由、不思进取。我们认为，造成这一现状的根本原因是医院管理者尚未意识到</span><span lang="EN-US">BME</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">人员在临床医疗中的作用，使</span><span lang="EN-US">BME</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">人员没有受到象医护人员一样的严格管理和继续教育。其次，人员进入随意，没有准人条件，维修机构成了一些人员的避风港，一度时期低素质人员拥人。</span><span lang="EN-US"><br>1.3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">维修手段落后</span><span lang="EN-US"> <br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　应该说，我国现行</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://yiliaopeijian.blog.19lou.com/"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医用仪器维修</span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">机构与美国</span><span lang="EN-US">70</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">年代十分类似，属于维修店。尽管随意医疗器械设备的不断发展，部分医院的医疗器械维修条件有所改善。但这种改善与现代医用仪器维修要求相差甚远，维修工具，检测手段仍是陈旧的。其原因是医院自身不愿意对维修机构的设备</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设施</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">有更大的设人，因为这种投入的回报不是显著的，难有立竿见影的经济收益。</span><span lang="EN-US"><br>1.4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">管理制度滞后</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">　　尽管目前医院管理制度已相对完善，然而医院医疗器械维修机构却成了医院管理的盲区，多数医院没有详尽管理制度或管理制度滞后。即使是建立了医疗器械维修机构管理制度的医院，其制度也难以及时修订与补充，与现代医用仪器维修管理的要求不相适应，如缺少新的《医疗器械监督管理条例》</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">国务院颁布</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的具体要求。特别是有关机构人员组成，占医务人员总数的比例，学历要求，准人资格等在卫生政策制度中没有明确的规定。其主要原因：一是医院的规划和发展策略对医用仪器维修机构缺乏明确的建设与管理标准，难以形成相关管理制度。二是医疗单位对</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://i.cn.yahoo.com/medical07"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><span lang="EN-US">医疗器械设备</span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的发展与管理策略、质量要求等难以准确把握，难以及时制订或修改相关管理制度。</span></p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p>&nbsp;</o:p></span></p>http://www.sichinamag.com/blog/medical01/29079/message.aspx医疗器械与仪器维修 资源共享Sat, 26 Jul 2008 16:44:17 GMThttp://www.sichinamag.com/blog/medical01/28397/message.aspx<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">先进的</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://www.ylpj.net/"><span lang="EN-US" style="FONT-FAMILY: 宋体; TEXT-DECORATION: none; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; text-underline: none"><span lang="EN-US">医疗仪器没备</span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">足医疗单位开展医疗、教学、科研工作的重要物质基础，足其综合实力的体现；现代医学对医疗仪器的依赖性越来越强，特别足包拈入线机、</span><span lang="EN-US">CT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">MRI</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、</span><span lang="EN-US">DSA</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、超声诊断仪、</span><span lang="EN-US">SPECT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">等在内的</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://blog.tom.com/medical01"><span lang="EN-US" style="FONT-FAMILY: 宋体; TEXT-DECORATION: none; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; text-underline: none"><span lang="EN-US">医学影像设备</span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，更是重点和骨干设备。</span><span lang="EN-US">&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">医学影像仪器设备投资大，系统复杂，科技含量高，工作环境要求高，对其安装操作使用等方面均有严格要求；保证仪器经常处于良好工作状态，发挥其应有效能，对提高医疗服务质帚和实现预期效益意义重大：而积极搞好</span><b style="mso-bidi-font-weight: normal"><span lang="EN-US"><a href="http://medical007.blog.sonhoo.com/"><span lang="EN-US" style="FONT-FAMILY: 宋体; TEXT-DECORATION: none; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; text-underline: none"><span lang="EN-US">医疗<span lang="EN-US">设备维修</span></span></span></a></span></b><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">工作，就尤为重要。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">根据防治结合，以防为主的维修新观念，维修应包括维护保养和故障检修</span><span lang="EN-US">2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">部分。</span><span lang="EN-US"><br></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一、维护保养</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">维护保养属于主动维修，又称超前维修，预防性维修；这是确保仪器设备健康运行，提高完好率，延长使用寿命的有力措施。维护保养又可分为日常维护和定期保养两种形式。</span><span lang="EN-US"><br>&nbsp;&nbsp;1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、日常维护</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">日常维护一般由使用科室和操作人员完成．它是一项每天都要进行的工作，应该制度化，它的内容应写进操作规程和注意事项：使用科室应选派</span><span lang="EN-US">1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">名懂得一定仪器知识，责任心强的技术员担任专职或兼职仪管员，协助和指导操作人员做好这一工作口常维护工作的内容一般包括：</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;(1)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">机房及仪器设备的保洁；观察调整机房温度、湿度稳定。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;(2)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检查机器的机械、转动、气路、水路，螺钉、螺母等部位是否正常。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;(3)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检查仪器表面的开关、旋钮，指示灯、仪表及显示参数是否正常。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;(4)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">正式工作前，利用仪器自检程序检测仪器各部分的状态情况。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;(5)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">注意仪器在运行过程中有否异常气味和声音，图像质量是否正常。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;(6)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检查操作人员操作仪器是否符合规程，并及时纠正。</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">、定期保养</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">定期保养一般由仪管员配合工程技术人员完成，它是一项不断循环进行的有组织有计划的维修措施，这有利于掌握仪器的运行规律，有利于出现故障后的查找：定期保养的内容和时间，不同仪器有不同的做法．一般可以分</span><span lang="EN-US">3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">个等级：</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;(1)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一保：一般可以一个月至一个季度进行一次</span><span lang="EN-US">.</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">主要内容除厂日常维护的工作外，可以拆开机壳，清除各处积尘，污垢、异物、紧固螺丝、添加润滑剂；检查务器件、元件有无磨损、变形、烧蚀、击穿、松动，受潮，老化、接地不良等情况；检测各组电源电压及纹波，检查高压部件运行和接触情况等；</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;(2)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二保：一般可以半年至一年进行一次。主要内容除做好一保外，可以对整机控制台上的各个仪表及操作控制系统的灵敏度，精度进行测试校正和计量检定，更换高压发生器绝缘汕等到期的损耗品，对电路中各测试点的电压，波形进行系统检测和做拉偏试验；</span><span lang="EN-US"><br>&nbsp;&nbsp;&nbsp;&nbsp;(3)</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New