external anal sphincterotomy

It is suitable for anal fissure with external sphincter continuous sputum, superficial ulcer and short course. Treatment of diseases: anal fissure Indication It is suitable for anal fissure with external sphincter continuous sputum, superficial ulcer and short course. Preoperative preparation No special preparation is required. Surgical procedure Make a longitudinal incision in the middle of the gap, up to the tooth line, down to 2 cm outside the anal margin. The depth must reach the ulcer base and the external sphincter subcutaneous group is cut vertically. After trimming the skin edge, it is pressed with oil gauze to stop bleeding, and the outer cover is covered with gauze.

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