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神经刺激仪定位下神经阻滞634例体会 被引量:2

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摘要 目的:为了提高臂丛阻滞的成功率,同时探讨一种有相对椎管内麻醉禁忌病人下肢手术的麻醉方法,我们引进了神经刺激仪定位下神经阻滞法。方法:本组共采用病例634例,B·Braun公司Stimuplex神经刺激仪及22G绝缘针,局麻药使用0.3%~0.5%盐酸罗哌卡因和1%~2%盐酸利多卡因。以初始电流1mA在神经定位点穿刺,引出效应肌群颤搐后将刺激电流调小至0.2mA^0.3mA仍有明显肌肉颤搐时注入预定容量的局麻药。结果:634例病人效果优者566例,效果良者61例,优良率99%。结论:神经刺激仪定位下神经阻滞,效果确实可靠,对于上肢手术,能提高阻滞成功率和精准度,并非常适合于初学者,有客观的注药指征和效果评价。用于下肢神经阻滞时比传统椎管内麻醉对循环系统影响小,尤其适合于老年、腰椎穿刺有困难、凝血功能相对较差等有腰麻禁忌的患者。值得推广和普及。
出处 《甘肃医药》 2014年第9期692-693,共2页 Gansu Medical Journal
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