Segmental diagnostic scraping is generally not too painful and the operation time is relatively short, most patients can tolerate. The specific degree of pain is related to the doctor’s surgical skill, the state of the uterus, the state of the uterine orifice and the patient’s tolerance of pain, and if the patient is afraid of pain, he can ask for local anesthesia. Segmental diagnostic scraping is to scrape the tissue of cervical canal first, and then scrape the tissue of uterine body, and send the scrapings to be examined separately in order to clarify the nature, location and degree of involvement of lesions. If the doctor operates skillfully, the scraping time is shorter, and the pain time is shorter. The uterus is too tight patients need to dilate the uterus will cause the patient’s pain. The special position of the uterus will also increase the difficulty of operation and thus lead to prolonged operation time, so that the patient’s pain is aggravated. In addition, different patients have different pain thresholds, so the ability to tolerate is not the same. Do segmental diagnostic scraping is generally not anesthesia, but if the patient is very worried, you can ask for anesthesia before the operation, generally will not affect the diagnostic results.