Scraping usually takes 3-5 minutes and varies slightly depending on the skill of the doctor, mainly after abortion, induction of labor and scraping to treat functional endometrial bleeding. Scraping is generally extremely difficult to endure and can be done painlessly, with the anesthesiologist pushing a certain amount of anesthesia from a vein and the doctor finishing the scraping while the patient sleeps. Before the operation, ultrasound, routine blood tests, coagulation analysis, and invasive four-equivalent tests are usually required. After the operation, you need to rest and observe in the observation room for 30 minutes, if there is no vaginal bleeding, severe abdominal pain, dizziness, headache, etc., you can go home. After going home, pay attention to eat more lean meat, blood products, animal liver, chicken, eel, spinach, fungus and other iron-rich foods, take more rest and avoid getting cold. If there is prolonged vaginal bleeding, abdominal pain or other discomfort, it is recommended to go to the hospital for examination in time.