A woman can have an IUD procedure from the third day of her period to the seventh day of her period. Before the IUD procedure, the woman needs to check the vaginal discharge. If there is vaginal inflammation in the vaginal discharge, the IUD can only be performed after the vaginal inflammation is cured. If the vaginal inflammation is cured, it is also necessary to further check the blood routine, immunity four, coagulation function, etc., to understand the patient’s physical state, to understand whether there are contraindications to surgery. If the patient has no contraindications to surgery, the IUD can be performed. After the IUD should pay attention to rest, avoid strenuous exercise, prohibit sexual intercourse. After the IUD, the patient should have a normal menstrual period and return to the hospital to check the gynecological ultrasound to know the position of the IUD.