患者女性，23岁，农民，足月顺产一女婴后半小时路盘不下，行人工剥离胎盘只取出少许（150g），中等量阴道流血不止出现失血性休克。抗休克处理后行指搔术，仅搔出暗黑色血块300ml，无胎盘组织．B超探查官腔无组织残留，行保守治疗，产后第9天宫高仍在脐水平，阴道少合流血，两 Female patient, 23 years old, farmer, half a hour after full-term delivery of a baby girl, no less than a few lines of manual removal of the placenta only a little (150g), moderate vaginal bleeding occurs more than hemorrhagic shock. After anti-shock treatment of finger scratch, only scratched dark blood clot 300ml, no placental tissue. B-probe non-organized residual organ, line conservative treatment, the first 9 days of postpartum uterus is still high uterine level, less vaginal bleeding, two