难治性产后出血主要指胎儿娩出后出血超过1 000 m L,且保守治疗无效,预后较差[1]。以往临床常采用紧急子宫切除术治疗难治性产后出血,虽然能够提高止血成功率,但会导致产妇失去生育能力,对其心理和生理造成不良影响。近年来,随着介入技术的发展,逐渐应用于子产后难治性出血中,效果显著。有报道[1]指出,子宫动脉栓塞术治疗难治性产后出血的止血成功率高达97%,且能够保留产后生育功能,被临床普遍接 Refractory postpartum hemorrhage mainly refers to the fetus after delivery of bleeding more than 1 000 m L, and conservative treatment ineffective, poor prognosis [1]. In the past, emergency hysterectomy was used clinically to treat intractable postpartum hemorrhage. Although it could improve the success rate of hemostasis, it could lead to maternal loss of fertility and adverse psychological and physiological effects. In recent years, with the development of interventional technology, it is gradually applied to intractable hemorrhage after childbirth, and the effect is remarkable. It has been reported [1] pointed out that uterine artery embolization for the treatment of refractory postpartum hemorrhage hemostasis success rate as high as 97%, and can retain the function of postpartum reproductive, universal access to clinical