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宫腔内注射前列腺素是一种公认的中期引产方法,但羊膜腔内给药,妊娠须超过14周,要有熟练的操作技术,既往行过腹部手术者禁忌。羊膜腔外给药,除须熟练的操作技术外,血性穿刺、水泡状胎块和滞留流产也是禁忌。因此开展一种可自行放置的阴道栓剂作为引产的简易方法,将会受到欢迎。含15甲基前列腺素_2a甲酯的阴道栓剂试用于中断早期妊娠或吸引流产前扩张宫颈,效果良好,但须多次放入栓剂,同样,16-2甲基前列腺素E_2也有流产
Intrauterine injection of prostaglandin is a recognized mid-term induction of labor, but intra-amniotic administration, pregnancy should be more than 14 weeks, have skilled operation techniques, contraindications to previous abdominal surgery. Amniotic fluid administration, in addition to the skilled operation techniques, bloody puncture, blisters and stubborn abortion is taboo. Therefore, to carry out a self-placement of vaginal suppository as a simple method of induction of labor, will be welcome. Pessary with 15 methyl prostaglandin _2a pessary test was used to interrupt the early pregnancy or to attract cervical dilatation before abortion, the effect is good, but to be placed in suppositories, similarly, 16-2 methyl prostaglandin E2 also abortion