After the anal fistula surgery, local wounds, two months did not heal, first of all, consider and local wound drainage is not smooth and lead to recurrent infections, and secondly, it may also be related to the patient’s own physical condition. 1. local wound drainage: after anal fistula surgery, anal local will have one or more open wounds, if the wound drainage is not smooth and lead to contamination, which will cause recurrent wound infection, as well as can not be healed in time, and may induce other parts of the infection, the need for patients to review the wound regularly after the operation, and the wound disinfection and change the wound, to keep the wound drainage smooth. 2. The patient’s own constitution: if the patient himself has diabetes, tuberculosis or belongs to the scarring constitution, it will lead to the local wound healing speed is slow or poor healing. Need to change the local wound at the same time, actively treat the patient’s primary disease. Two months after the anal fistula surgery, there is a mouth does not heal, should be timely to the hospital examination, under the guidance of the doctor to clarify the cause of the disease and standardized treatment.