Objective To study delivery mode choice of uterine scar re-pregnancy , and to observe its effect on the rate of cesarean section and mother-infant complications .Methods Retrospective analysis of the clinical data of our hospital in 2012 August -2014 August of re-pregnancy in scar uterus in 84 patients . Results 84 cases of pregnant women in accordance with vaginal delivery indications of 63 cases, 53 cases were selected and the smooth implementation of vaginal delivery , vaginal delivery rate was 63.1% (53/84 cases);another 10 cases while meet the vaginal trial production delivery indications , but the choice of cesarean delivery;the remaining 21 patients with cesarean section indications both , the smooth implementation of cesarean delivery , cesarean section rate was 36.9% (31/84 cases).Cesarean section and the incidence of complications was 64. 5% (20/31 cases), including 9 cases of abdominal and pelvic adhesion in 3 cases of uterine rupture in 4 cases, the rate of postpartum hemorrhage , 3 cases occurred rate occurred in 1 cases of placenta previa , placenta implantation .Conclusions We should pay attention to and grasp the maternal uterine scar of vaginal delivery of the indications and contraindications , scar uterus for clinical complications of cesarean section is more , should strictly control and take effective preventive measures , efforts to reduce the recurrence of uterine scar after cesarean complication .%目的：研究分析瘢痕子宫再次妊娠的分娩方式选择，以及观察其对剖宫产率与母婴并发症的影响。方法回顾性分析2012年8月至2014年8月我院收治的瘢痕子宫再次妊娠病人84例的临床资料。结果84例孕产妇中符合阴道试产分娩指征为63例，有53例选择并顺利实施阴道分娩，阴道分娩率为63．1％（53／84例）；另外10例虽然符合阴道试产分娩指征，但是选择剖宫产分娩；其余21例符合剖宫产分娩指征，均顺利实施剖宫产分娩，剖宫产率为36．9％（31／84例）。剖宫产分娩并发症的发生率为64．5％（20／31例），其中9例发生盆腹腔粘连，3例发生子宫破裂，4例发生产后出血率，3例发生前置胎盘率，1例发生胎盘植入。结论应该注意及把握孕产妇瘢痕子宫阴道试产的适应症与禁忌症，瘢痕子宫再次行剖宫产的临床并发症比较多，要严格控制并采取有效的预防措施，努力减少瘢痕子宫再次剖宫产术后并发症的发生。
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