68例产后出血的病因及防治

The cause and prevention of 68 cases of postpartum hemorrhage.

目的 探讨产后出血的有关因素与防治措施。方法 回顾性分析我院68例产后出血的相关因素、原因与发生率。结果 产后出血的影响因素按作用大小分别为：宫缩乏力、多胎、滞产、妊娠高血压综合征、产次、新生儿体重、胎盘因素、产妇年龄、妊娠合并症、产程时间、阴道撕伤及会阴切开等。结论 产后出血的重要原因为宫缩乏力，其次为胎盘因素。引起宫缩乏力的因素有妊娠合并症等，预防产后出血须加强产前系统检查及时发现急性疾病；产时要及时处理产程各期，严密观察产后2小时内的出血，正确估计出血量。

Objective The purpose of researching relevant factors and prevention measures of postpartum hemorrhage. Methods According to the 68 cases happened in our hospital, the anther made an analysis upon the related factors, causes and incidence of postpartum hemorrhage. Results The factors which have influenced postpartum hemorrhage are listed according to their function as follows： uterine inertia, multiple births, stagnant childbirth, pregnancy- induced hypertension, parity, newborn＇s weight, placental factors, maternal age pregnancy complications, the duration, vaginal tearing and other injuries episiotomy. Conclusion An important cause of postpartum hemorrhage is uterine inertia, followed by placental factors. The factors causing uterine inertial are many, one of which is pregnancy complications. In order to prevent postpartum hemorrhage, coherent examinaion befor labouring should be strengthened, which can help to discover acute diseases timely, during labouring, each period should be given appropriate treatment; the postpartum hemorrhage within 2 hours after confinement should be closely observed and the colume of hemorrhage must be correctly estimated.