硬膜外分娩镇痛的停药时机对母儿分娩结局的影响
石蕊
摘要(Abstract):
目的:探讨硬膜外分娩镇痛的停药时机对分娩结果的影响。方法:选择足月单胎临产产妇,年龄(25.79±0.36)岁,自愿要求硬膜外分娩镇痛,无内科合并症,无麻醉及产科经阴道分娩禁忌证的初产妇,共240例随机分为3组,每组80例;A组(宫口扩张8 cm停药组)产妇宫口扩张>2 cm时开始实施硬膜外分娩镇痛,宫口扩张到8 cm时停药;B组(第二产程完毕停药组)产妇宫口扩张>2 cm时开始实施硬膜外分娩镇痛,第二产程完毕时停药;C组(对照组)产妇未行分娩镇痛;观察比较3组产妇的第二产程时间、剖宫产率、产钳助产率、疼痛评分及新生儿评分。结果:3组第二产程时间的差异有统计学意义(P<0.05),A组、B组两组分别与C组疼痛评分比较,差异有统计学意义(P<0.05),但A、B组两组间比较差异无统计学意义(P>0.05);剖宫产率、产钳助产率及新生儿评分3组间比较,差异无统计学意义(P>0.05)。结论:硬膜外分娩镇痛能有效缓解产妇的分娩疼痛,不影响产妇的分娩方式,第二产程延长时间较短。
关键词(KeyWords):
镇痛,硬膜外;分娩,产科;罗哌卡因;舒芬太尼;停药时机
基金项目(Foundation):
作者(Author):
石蕊
DOI: 10.19367/j.cnki.1000-2707.2013.06.030
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