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心脏瓣膜置换手术应用门冬氨酸钾镁极化液对心脏复跳的影响 被引量:5

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摘要 目的研究在体外循环(ECC)下行心脏瓣膜置换术中应用门冬氨酸钾镁(PMA)极化液对缺血心肌是否有保护作用。方法将50例心脏瓣膜病患者随机分为两组,各25例,两组麻醉方法相同。A组在中心静脉穿刺完成后,将由PMA 100 mL、10%氯化钾30 mL、三磷腺苷(ATP)100 mg、胰岛素6 U~10 U加入360 mL乳酸林格液中配制成的PMA极化液,根据患者血气和尿量的情况,以50 mL/h~200 mL/h的速度输入;B组不输注PMA极化液,其他液体与A组相同。结果A组的自动复跳率明显高于B组(P<0.01);A组在复跳停机后血清K+、Mg2+浓度明显好于B组(P<0.01)。结论在心脏瓣膜置换术中应用PMA极化液有利于术中心肌保护。
出处 《中西医结合心脑血管病杂志》 2009年第6期656-657,共2页 Chinese Journal of Integrative Medicine on Cardio-Cerebrovascular Disease
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