Cesarean section wound dressing is mainly done by sterilizing the wound using iodophor and then covering it with sterile gauze. Mothers need to pay strict attention to wound care after cesarean delivery. Especially within one week after the operation, the wound needs to be closely observed for redness, swelling, pressure, oozing and other symptoms. And need to change the medicine every 2-3 days wound, first of all need to be stale sterile gauze, use sterile instruments to take it off, use iodine povidone to clean the wound area extensively, and then use sterile gauze to cover the wound area, fixed with adhesive tape. In 7-10 days after the cesarean section, the lower abdominal wound can heal and there is no need to change the dressing. The mother needs to keep the local skin clean and dry to avoid secondary infection. Changing the dressing of the C-section wound should be carried out by a specialized doctor.