The process of anal fistula surgery includes anesthesia, preoperative preparation, surgical operation, postoperative care and so on.
1. Anesthesia: anal fistula hanging line surgery generally use local anesthesia, general anesthesia, lumbosacral anesthesia methods. Local anesthesia is suitable for small lesions, the patient is more cooperative; general anesthesia is suitable for pediatric anal fistula or do not cooperate with local anesthesia, and is not suitable for lumbosacral anesthesia patients; lumbosacral anesthesia is suitable for most of the patients, the pain is relatively small.
2. Preoperative preparation: preoperative preparation, including perianal shaving skin hair, 1 day before the operation to eat fluids, 4-6 hours before the operation of cecrops or soapy water enema and so on.
3. Surgical operation: first of all, the probe from the outer mouth into the fistula, according to the direction of the fistula, through the fistula, the inner mouth, into the rectum and pull out of the anus. Then pull out the probe from the anus to the outside, leave the wire in the fistula, and then pull out the wire from the anus, pull the two ends of the wire to do ligation.
4. Post-operative care: after surgery need to be 1:5000 potassium permanganate solution sitz bath every day, the wound is regularly changed, every 7-10 days tight line once, until the hanging line off, fistula open, the wound gradually healing.
The anal fistula hanging line surgery need to go to the regular hospital treatment, operated by a professional physician, need to actively cooperate with the treatment of patients.