产后出血是导致我国孕产妇死亡的首位因素。我们于第 3产程早期 ,向产妇阴道内置入卡孕栓 ,通过其对子宫平滑肌的兴奋作用 ,增强子宫收缩力 ,预防产后出血 ,取得较好效果 ,现报告如下。1　临床资料1 .1　观察对象及方法　我科自 1 997年 4月至1 998年 2月收诊足月妊娠无妊娠合 Postpartum hemorrhage is the leading factor in maternal mortality in China. Early in the 3rd stage of labor, we inserted carboplatin into the vagina of the womb. Through its excitement effect on uterine smooth muscle, we enhanced uterine contractility and prevented postpartum hemorrhage and achieved good results. The report is as follows. 1 clinical data 1.1 objects and methods observed in our department from April 1997 to January 998 February pregnancy-unfinished pregnancy clinics