宫内节育器(IUD)是一种使用广乏,安全有效的避孕方法。但是不论哪一种类型的节育器约有半数以上的妇女放置后均有不同程度的子宫出血。表现为月经量增多,经期延长或不规则阴道出血。放置后一般有少量血性分泌物,不需处理,2—3天常可自愈,最多持续7天;若超过7天以上仍少量出血不止或突然大量出血,财需给予止血药及消炎药治疗. IUD is a widely used, safe and effective method of contraception. However, no matter what type of IUD, about more than half of women have different degrees of uterine bleeding after placement. The performance of increased menstrual flow, menstrual prolongation or irregular vaginal bleeding. After placing a small amount of bloody discharge, without treatment, 2-3 days can be self-healing, up to 7 days; if more than 7 days or more a small amount of bleeding more than a sudden or a large number of bleeding, financial need to give hemostatic drugs and anti-inflammatory drugs .