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前列腺素(PGE_2)用于足月妊娠的引产,国外报道很多,成功率达83％～100％,国内则少有报道.本文报道了用PGE_2静脉滴注对25例妊娠38～43周有引产指征的产妇引产,获得87.5％成功.PGE_2所引起的宫缩与生理性宫缩相似,对母婴均无不良反应,并对子宫颈有软化作用,因此,对宫颈条件不成熟而急于引产者,是一种有效的方法.但由于PGE_2具有持续性镇静作用,所引起的子宫收缩为低张性,故易导致第二产程延长.为克服这一缺点,在宫口开全后,加用催产素静滴或合谷穴位注射可及早结束分娩.
Prostaglandin (PGE 2) is used in term labor induction of labor, many foreign reports, the success rate of 83% to 100%, few reports in China.This paper reports the intravenous infusion of PGE_2 25 cases of pregnancy 38 to 43 weeks of induced labor Indications of maternal induction of labor, was 87.5% success.PGE_2 caused by contractions and physiological contractions similar to the mother and child were no adverse reactions, and the cervix have softening effect, therefore, the immature cervix conditions and eager to induction of labor , Is an effective method, but because of PGE_2 has a sustained sedation, caused by uterine contraction is hypoplasia, it is easy to lead to the extension of the second stage of labor.In order to overcome this shortcoming, after opening the cervix, plus With intravenous injection of oxytocin or Hoku acupoint injection early termination of childbirth.