The process of nail extraction is injected with anesthetic, which is locally injected into the nail bed of the nail. When the needle is first introduced, there is some pain, and after the anesthetic is injected and infiltrated, the pain will gradually decrease until it disappears, and there is no pain during the subsequent procedure. After the operation, there will be a slight vague pain due to the decreasing effect of the anesthetic. Related to care, try not to touch the nail bed directly with gauze, and apply some comfrey oil in the middle to form an oil film of isolation, the pain will be significantly reduced, which lasts about a week.