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七氟烷吸入麻醉对腹腔镜手术患者血浆一氧化氮/内皮素-1的影响 被引量:2

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摘要 目的:比较七氟烷与异氟烷吸入麻醉对腹腔镜手术患者血流动力学和血浆一氧化氮(NO)、内皮素-1(ET-1)的影响。方法:选择60例ASAⅠ~Ⅱ级择期行腹腔镜手术患者随机分为七氟烷组和异氟烷组,两组患者分别使用七氟烷和异氟烷吸入麻醉。术中和术后连续监测血压和心率(HR)的变化,并于麻醉前(T1)、气腹前(T2)、气腹后20 min(T3)和解除气腹后20 min(T4)抽取静脉血测定血浆NO和ET-1含量。结果:气腹后20 min异氟烷组平均动脉压(MAP)、动脉血二氧化碳分压(PaCO_2)均较麻醉前明显升高,而七氟烷组MAP、PaCO_2较麻醉前无明显差异,七氟烷组MAP、PaCO_2较异氟烷组明显降低。两组患者T2、T3和T4与麻醉前比较无明显差异。异氟烷组T4 ET-1含量升高幅度明显高于七氟烷组,而NO含量升高幅度却明显低于七氟烷组。结论:腹腔镜CO_2气腹可导致机体血流动力学平衡失调和血浆NO/ET-1升高。七氟烷吸入麻醉较异氟烷可更好地维持血浆NO/ET-1的平衡,从而维护血管内皮功能,调节机体微循环,维持血管血流动力的平衡。
出处 《药物流行病学杂志》 CAS 2010年第12期664-666,共3页 Chinese Journal of Pharmacoepidemiology
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