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1·Bleeding; Delivery; Placenta; Previa; Uterine inertia.

出血；分娩；胎盘，前置；宫缩乏力。

2·The first factor of cesarean section hemorrhage is uterine inertia;

宫缩乏力是剖宫产出血的首要因素；

3·Objective It is to observe the curative effect of Hemabate on postpartum hemorrhage caused by uterine inertia.

目的观察欣母沛用于治疗宫缩乏力所致产后出血的疗效。

4·Results :The main causes of postpartum hemorrhage were uterine inertia, the effective treatments were medication, oppression, operation and so on.

结果：产后出血的主要原因是宫缩乏力，治疗采取药物治疗，压迫止血和手术治疗等综合方法效果显著。

5·Result Uterine inertia in 12 cases (63.1%), placental factor 5 cases (26.3%), soft birth canal injury factors, 1 case (5.3%), coagulation dysfunction in 1 case (5.3%).

结果宫缩乏力12例（63.1%），胎盘因素5例（26.3%），软产道损伤因素1例（5.3%），凝血功能障碍1例（5.3%）。