Cesarean section wounds have a hole that does not heal to do a good job of wound care, nutritional regulation, blood sugar control. 1. Wound care: Cesarean section wounds have a hole that does not heal may be caused by wound infection or fat liquefaction, the patient should change the medicine every day, change the medicine with iodine povidone, saline, hydrogen peroxide rinse, pus filled with gauze to place drainage strips, covered with sterile gauze, at least once a day to change the medicine, if necessary, for the second-phase suture treatment. 2. Nutritional regulation: the wound does not heal after cesarean section may also be caused by malnutrition, every day to pay attention to nutritional supplementation, in the diet rich in high protein food, such as eggs, milk, fish, chicken and so on. 3. Control of blood sugar: patients with high blood sugar after cesarean section will also affect the healing of the postpartum wound, to check the blood sugar and control blood sugar in time, such as metformin, insulin treatment, the use of specific drugs need to be carried out under the guidance of a doctor. Poor wound healing after cesarean section, it is recommended to seek medical attention in time to deal with.