Anal fistula surgery 9 days after the wound also need to continue to plug gauze, usually about 2 weeks to plug. After anal fistula surgery, the surgical incision is open, and such as the depth of the wound is deep, in order to pressure hemostasis, pus and necrotic tissue drainage at the same time to prevent infection, often use sterile gauze to fill the surgical incision. The next day before the patient defecation to remove the gauze, to be defecated after re-rinsing, disinfection and then filled with sterile gauze, so the daily change, to promote the healing of the wound. General anal fistula surgery usually need to fill the gauze about 2 weeks, so 9 days after the anal fistula surgery wound or continue to fill the gauze. 2 weeks after the anal fistula surgery incision surface of most of the surface has been re-healed, do not need to use the gauze to fill the. If the anal fistula wound area is large, the newborn granulation tissue does not grow full defect, even after 2 weeks still have to follow the doctor’s instructions to continue to change the medicine, plug sterile gauze, to achieve drainage, protection of the wound, etc., and ultimately make the wound healing. Nine days after anal fistula surgery, at this time, you need to closely monitor the healing of the incision, continue to keep the incision clean and dry, and follow the doctor’s orders to give regular drug changes.