The third stage of labor

In 85 % of the puerperas the third stage of labor takes about 10 minutes ( average 6.94 minutes ) .

约85%的产妇第三产程均在10min以内结束，平均694min。

It suggests that placental blood collection not only provide vital blood sources , but also decrease postpartum blood lossing and shorten the course of the third stage of labor .

说明采集胎盘血不仅提供了宝贵的血源，而且减少了产后出血量，缩短了第三产程。

Study on the effect of third stage of labor through different channels of injection of oxytocin

不同途径注射催产素对第三产程的影响

The statistics of the third stage of labor and the postpartum bleeding amount is made so as to evaluate and analyse the effect .

统计第3产程时间和产后出血量，进行效果评价与分析。

Objective To investigate the physiologic course of third stage of labor , and to judge the optimal time of natural placental separation permitted .

目的探讨第三产程中胎盘剥离的生理过程和适宜时间。

The placenta is now redundant and in the third stage of labor , it detaches from the uterine wall and follows the baby 's out through the vagina .

胎盘已经没有用，在分娩的第三个阶段它就从子宫壁上分离下来，跟着孩子一起穿过阴道。

The hemorrhage rate caused by the extension of the third stage of labor was 40.00 % ( 22 / 55 ), while the control group 16.22 % ( 36 / 220 ) .

第三产程延长致产后出血发生率为40.00%（22/55），与对照组16.22%（36/220）相比有显著差异。

Objective To observe the mode of placenta separation by dynamic ultrasonographic imaging during the third stage of labor and help manage postpartum hemorrhage .

目的在第三产程中应用动态超声图像观察胎盘剥离方式，及时处理产后出血。

The clinical effect and nursing care of stimulating pharyngeal reflex in the third stage of labor

刺激咽喉反射在第三产程中临床应用效果观察

Results The risk factors of postpartum hemorrhage included abortion history , the number of parturition , fetus weight , delivery manner , the time of third stage of labor and complication of pregnancy .

结果流产史、分娩次数、胎儿体重、分娩方式、第三产程时间及妊娠并发症是引起产后出血的高危因素；