我院1997年1月~2004年5月住院分娩人数3600人,发生脐带脱垂5例,发生率0.14%。现就产程中出现脐带脱垂5例分析如下:1临床资料例1,经产妇孕40+3周,头位活胎,因活跃期宫缩弱,给0.5%缩宫素加强宫缩无效,行人工破膜加强宫缩时发生,胎心音16m in消失,失去手术时机,死产娩出一男婴,重3 Our hospital from January 1997 to May 2004 hospitalization number of 3600 people, occurred in 5 cases of umbilical cord prolapse, the incidence rate of 0.14%. Now appears in the labor process umbilical cord prolapse in 5 cases as follows: 1 clinical data example 1, the maternal 40 + 3 weeks of pregnancy, the first bit of live births, due to the active period of contraction, 0.5% oxytocin to strengthen contractions ineffective, Line artificial rupture of the uterus to strengthen contractions occur, fetal heart sound disappeared 16m in, the timing of surgery lost, stillbirth gave birth to a baby boy, weighing 3