Objective explore the mechanism diagnosis and treatment of birth canal injury.

目的探讨软产道损伤的发生机理、诊断要点及处理原则。

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Results The blood losing was increased with pregnancy weeks and incidence of postpartum of 9% that including placenta remain and soft birth canal injury.

结果失血情况随孕周增加、失血量增多。产后病率9% ，包括胎盘残留及软产道损伤等。

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Result Uterine inertia in 12 cases (63.1%), placental factor 5 cases (26.3%), soft birth canal injury factors, 1 case (5.3%), coagulation dysfunction in 1 case (5.3%).

结果宫缩乏力12例（63.1%），胎盘因素5例（26.3%），软产道损伤因素1例（5.3%），凝血功能障碍1例（5.3%）。

youdao

Results The hematoma of the birth canal was relative with medical injury, improper operation and coagulation impediment.

结果：产道血肿的形成与医源性损伤、技术操作不当、凝血障碍等有关。

youdao

Results The hematoma of the birth canal was relative with medical injury, improper operation and coagulation impediment.

结果：产道血肿的形成与医源性损伤、技术操作不当、凝血障碍等有关。

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