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PGE_2可促进足月妊娠以及早孕时的宫颈成熟,宫颈成熟的过程包括宫颈口的扩张,人流前非机械性扩张宫颈可以明显降低并发症。本研究目的在于明确人流前12小时口服 PGE_2是否有扩张宫颈的作用,以及非机械性扩张宫颈能否在无宫缩痛的情况下完成。24例妊娠7～12周,宫颈细长而硬的初孕妇女参加了本研究。随机分成2组,一组给予 PGE_2,
PGE 2 can promote full-term pregnancy and early pregnancy when the cervix maturation, cervical maturation process, including the expansion of the cervix, non-mechanical expansion of the abortion before the abortion can significantly reduce the complications. The aim of this study was to determine if oral PGE 2 had an effect of dilating the cervix in the first 12 hours of abortion, and whether non-mechanical dilatation of the cervix was possible without contractions of the uterus. 24 cases of pregnancy 7 to 12 weeks, the first cervical slender and hard women participated in this study. Randomly divided into two groups, one group given PGE_2,