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本文介绍墨尔本皇家妇女医院1973～1977年22,663次分娩中47例肩难产的研究结果。母亲的情况:47例中有18例是初产妇、29例经产妇中2例有肩难产既往史,7例骨盆X光测量有径线减小,除1例外新生儿皆大于4,000克。本文中有3例糖尿病,1例为糖尿病前。引产率为21.3%。(一般为15%),硬膜外麻醉率22%。(一般为6%)。初产妇中67%产程长于12小时(一般为36%)。滞产主要为第一产程后期延长,分娩第二产程时间初、经产妇均显著比一般产妇延长,25例用产钳,产钳助产率为一般产妇的2倍;13例(27.6%)为枕后位
This article describes the results of 47 cases of shoulder dystocia during 22,663 deliveries at the Royal Melbourne Women’s Hospital from 1973 to 1977. Mother’s condition: 18 of 47 patients were primipara, 2 of 29 women had previous history of shoulder dystocia, and 7 had radiographic reduction of pelvis, with the exception of 1 in which the number of newborns was more than 4,000 g. This article has 3 cases of diabetes, 1 case of pre-diabetes. Induction rate was 21.3%. (Usually 15%), epidural anesthesia rate of 22%. (Usually 6%). 67% of primiparas have a longer duration of work than 12 hours (usually 36%). Obstruction was mainly delayed in the first stage of labor, and the time of second delivery was longer than that of general maternal. In 25 cases, forceps were used and obstetric forceps rate was twice that of general maternal; 13 cases (27.6%) were pillow After the bit