Wounds do not heal first to ensure that there is no foreign body, and then timely disinfection, with anti-infection drugs, serious cases should be debridement, clean up necrotic tissue, the formation of a growable wound. Wounds that do not heal should first be probed to see if there is a foreign body or wound infection, if there is a foreign body, it is recommended to clean up the foreign body in time, infected wounds should be rinsed with medical hydrogen peroxide and saline and disinfected with iodine povidone in time, antibiotics should be administered orally or intravenously, such as amoxicillin or cefuroxime (make sure that the patient is not allergic to this antibiotic), and the wound should be strengthened with a daily change of medication and wound healing should be observed at the time of change of medication. If the wound is heavily contaminated, or if there is a lot of necrotic tissue, it should be promptly debrided, and the irrigated corrupt wound and necrotic tissue should be excised until the wound is drained of fresh blood and a growable wound is formed. For patients with a history of diabetes mellitus, poor body resistance or long-term use of hormones, it is recommended to monitor and stabilize blood glucose, improve immunity, appropriately reduce the dosage of hormones according to medical advice, and pay attention to the maintenance of homeostatic balance of the internal environment. If the wound does not heal, it is recommended to consult a doctor in a timely manner and standardize the treatment and medication under the guidance of a professional doctor, so as to avoid delaying the condition.