产后出血是产妇死亡的主要原因之一，也是产科最常见的并发症。加强子宫收缩，促使胎盘尽快剥离娩出，是预防产后出血的主要措施。我院应用脐静脉注射催产素以减少产后出血效果较好，现报道如下。１临床资料 随机选择１９９８年 １月至 １０月来院分娩的正常产妇（正常胎位，无 Postpartum hemorrhage is one of the major causes of maternal death and is also the most common complication of obstetrics. Strengthen the contraction of the uterus, prompting the release of the placenta as soon as possible, is the main measure to prevent postpartum hemorrhage. Umbilical vein injection of oxytocin to reduce postpartum hemorrhage in our hospital is better, are reported below. 1 Clinical data Randomly select the normal maternal labor (normal fetal position, no