The presence of uterine stasis can be due to a number of factors: First, when there is endometrial inflammation, or during menstruation for coitus and cause menstrual blood reflux, which can cause uterine stasis to occur. Second, due to women’s physical weakness, the tissue of the blood vessel wall is particularly weak, the elastic fiber will be very little, which may cause venous blood flow stagnation, will cause the uterine stasis of the situation. Third, when there is due to drug abortion or abortion, due to inflammation stimulation or endothelial shedding is incomplete, can also cause uterine stasis. No matter which situation occurs, must be oral blood circulation drugs, help uterine blood discharge, to avoid affecting the health of the body, but also cause gynecological diseases, which may cause the chances of conception decreased, so it must be given high attention.