Anal fistula secretion usually about a month to not flow, but can not be generalized, the specific time needs to be based on the severity of the disease and the recovery situation is decided. In the anal fistula surgery, if the patient’s condition is in the low anal fistula, the scope of the surgical wound is small and the patient’s own physical fitness is strong, the recovery is good, in general, about a month’s time the wound is completely recovered, the wound is completely covered, there will be no wound discharge phenomenon. However, if the condition is high complex anal fistula, the surgical wound is relatively large, may also lead to the patient’s physical quality decline, wound recovery time will be extended, the secretion of the anal fistula wound will also be extended. Therefore, after the anal fistula surgery, should be under the guidance of professional physicians to actively carry out postoperative care, to promote the normal recovery of surgical wounds, to avoid postoperative complications and the emergence of adverse phenomena.