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头位难产常易被人们所忽视,往往在分娩过程中遇到困难时才被发现,而其中最重要的是持续性枕后位,因为其发生率高,多数需剖宫产结束分娩,少数需阴道助产,自然分娩者较少,如处理不当,对母儿危害极大,应引起重视。1987年全国难产协作组调查结果,403例持续性枕后位中,剖宫产占76.1%,阴道助产17.4%,总手术率93.5%。近年来,由于对持续性枕后位的认识不断提高,各地对持续性枕后位的处理比较及时,但与正常分娩相比,对母儿的危害仍较严重。
Head dystocia often easily overlooked people, often encountered difficulties in the delivery process was found, of which the most important is the persistent posterior position, because of its high incidence of cesarean section to end the majority of delivery, a small number Needs vaginal midwifery, less natural childbirth, such as improper handling, great harm to the mother and child, should pay attention. 1987 survey of dystocia group, 403 cases of persistent occiput posterior position, cesarean section accounted for 76.1%, vaginal delivery 17.4%, the total operation rate was 93.5%. In recent years, due to the continuous improvement of awareness of posterior occiput posterior position, the treatment of persistent occiput posterior in various places is more timely, but the harm to the mother and the child is still more serious than that of normal delivery.