患者28岁,维吾尔族。因第2胎宫内孕39~(+5)周有产兆,于1993年7月30日入院。末次月经1992年10月25日,预产期1993年8月2日。1992年6月曾因第1胎胎儿较大在地区医院行剖宫产术。查体:体温、脉搏、呼吸、血压均正常,心肺无异常,宫高32cm,腹围100cm,胎儿头位,胎心音好,先露尚未入盆。内诊查宫口未开。鉴于前次剖宫产不足1年再 Patient 28 years old, Uighur. Because of the second intrauterine pregnancy 39 ~ (+5) weeks have trumpet, in July 30, 1993 admission. The last menstruation October 25, 1992, the expected date of August 2, 1993. In June 1992, the first fetus was cesarean section in a district hospital. Examination: body temperature, pulse, respiration, blood pressure are normal, no abnormal heart and lung, Palace height 32cm, abdominal circumference 100cm, fetal head position, good fetal heart sound, first exposed yet into the basin. The examination of the cervix is ​​not open. In view of the previous cesarean section less than 1 year and then