高频手术设备标准GB9706.4-2009条款59.104.6检测方法研究
,高频手术设备中性电极接触阻抗
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【摘要】 高频手术设备专用安全标准近期换了新版本,由GB9706.4-2009替换原来的GB9706.4-1999,增加了许多新内容,尤其是关于中性电极的检测。条款59.104.6是测试中性电极使用部位表面和电缆连接器之间的电气接触阻抗,防止流通高频手术电流时产生欧姆热灼伤患者。本文旨在对此检测方法进行研究。
【关键词】 高频手术设备中性电极接触阻抗
【中图分类号】 R2【文献标识码】 A【文章编号】 1674-0742(2011)05(c)-0108-01
【Abstract】 Recently,new edition standard has been released about high frequency surgical equipment.GB9706.4-1999 has been replaced by GB9706.4-2009,increased many new contents, particularly with regard to testing the neutral electrode.Clause 59.104.6 is to test the impedance of the electrical contact between the surface of the neutral electrode application site and the neutral electrode cord connection shall be low enough to prevent patient burn due to ohmic heating during passage of HF surgical current ......
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