目的:观察米非司酮配合利凡诺在中期妊娠引产中的临床效果。方法:将60例孕16~28周自愿要求终止妊娠者随机分为2组,观察组30例引产前给予米非司酮片200mg顿服,观察12小时无异常,再给予利凡诺针100mg+维生素c针1.0,经腹羊膜腔注射。对照组按常规行利凡诺针100mg+维生素c针1.0,经腹羊膜腔注射。结果:观察组产程发展早,总产程时间短,胎盘胎膜残留少,产道损伤小,产后出血少,减少患者疼痛时间。与对照组相比有明显差异性。结论:米非司酮配伍利凡诺用于中期妊娠在理论上和临床上都是比较合理的、安全、简便,有效率高,有利于产程进展,缩短产程进展,预防产后出血,减轻患者痛苦,在临床应用中值得推广,具有临床意义。 Objective: To observe the clinical efficacy of mifepristone combined with rivanopril in induction of labor during the second trimester of pregnancy. Methods: Sixty pregnant women, who were asked to terminate their pregnancy voluntarily from 16 to 28 weeks of gestation, were randomly divided into two groups. In the observation group, 30 cases were given mifepristone 200 mg before abortion. No abnormalities were observed after 12 hours. Vitamin C needle 1.0, transabdominal injection. The control group according to the routine line rivan needle 100mg + vitamin C needle 1.0, transabdominal amniotic injection. Results: The early development of labor in the observation group, shorter total labor duration, less residual fetal membranes, less damage to the birth canal, less postpartum hemorrhage, and decreased patient pain time. Compared with the control group were significantly different. Conclusion: The combination of mifepristone and rivanol for middle-term pregnancy is reasonable and safe in both theory and clinical practice, which is safe, simple and effective, which is beneficial to the progress of labor, shortening the progress of labor, preventing the postpartum hemorrhage and relieving the suffering of patients , Worth promoting in clinical application, has clinical significance.