Physical therapy of the cervix, such as Lipo knife treatment, electrocautery treatment, laser treatment, microwave treatment, etc., will result in bleeding during the debridement period about 10 days after the operation. Due to the size and depth of the surgical wound, the bleeding time is also different. If the wound is shallow, the bleeding time is about 7-10 days. If the whole cervix is large and deep, the bleeding time is longer and usually reaches about 30-40 days. If there is a small amount of vaginal bleeding, observation or oral anti-inflammatory and hemostatic drugs, such as cephalosporin and Yunnan Baiyao oral medicine, can be given for treatment. If the amount of vaginal bleeding is more than the amount of menstruation, and there is exposure of blood vessels at the site of scab removal, it is necessary to go to the hospital in time and ask the doctor to give symptomatic treatment. If the vaginal bleeding is accompanied by abnormal odor, then it may be accompanied by infection, and must be given regular anti-inflammatory treatment, usually given to cephalosporin, aqi antibiotics orally for about 7 days.