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目的探讨卡贝缩宫素应用于防治高危产妇剖宫产术后出血的临床疗效。方法有剖宫产指征、具产后出血潜在因素的高危产妇140例，随机分为观察和对照两组。胎儿娩出后，在宫体注射缩宫素的基础上，对照组辅以缩宫素静滴治疗，而观察组辅以卡贝缩宫素静注治疗。比较组间产后出血的发生率以及术中，术后2、24 h的出血量。结果观察组产后出血发生率低于对照组；观察组术中、产后2、24 h的出血量均少于对照组，组间比较差异有统计学意义(<0.05)。结论卡贝缩宫素可以明显加强子宫肌肉收缩，用于防治高危产妇剖宫产术后出血的效果优于缩宫素，具有重要临床价值。“,”Objective To explore the clinical ef icacy of carbetocin for the prevention of maternal risk factors for postpartum hemor hage hemor hage after cesarean section.Methods 140 cases of high-risk mothers with indications for cesarean section,were randomly divided into observation and control group.After delivery of fetus,in the palace body based on the shrinkage of injection of oxytocin,the observation group with intravenous drip of carbetocin therapy,while the control group with intravenous oxytocin treatment.The incidence of postpartum hemorrhage were compared between and the amount of bleeding intraoperative and postoperative 2,24 h.Results The incidence of postpartum hemor hage the observation group than in the control group;the amount of bleeding intraoperative and postoperative 2,24 h,the observation group was significantly lower than the control group,the dif erence was statistical y significant between groups ( <0.05).Conclusion Carbetocin is applied to the control ef ect of high risk of hemor hage after cesarean section is bet er than that of oxytocin,has important clinical value.