Uterine adhesion release surgery is generally required to be performed within 1 week after the clean menstrual flow. When 2-7 days after the menstrual period, do not have sexual intercourse, perform routine auxiliary examinations before surgery, and perform routine cleanliness of the leucorrhoea II and below, the operation for the release of uterine adhesions can be carried out. If the uterine adhesions are serious and the endometrial lining is excessively thin, resulting in failure to have menstrual periods on schedule, the procedure can also be performed after excluding the possibility of pregnancy and completing the relevant preoperative examination, or the procedure can be performed within 2-7 days after the vaginal withdrawal bleeding is cleared by using estrogen and progestin drugs. Before the surgery, a 3D ultrasound of the uterine cavity can be done to evaluate the specific location and degree of the uterine adhesions morphologically, and then the surgery can be performed.