The indications for postpartum hysterectomy were massive bleeding due to uterine infections ( . % ), placenta accreta (宫内感染( . %),胎盘植入(.%),前置胎盘(.7%),胎盘粘连(.%),胎盘早剥(.%),宫缩乏力(.7%),子宫复旧不良(.%)、子宫切除术后无并发症发生。