staging dressing-change

Purpose:To rise the cure rate of high anal fistula and protect the anal function we designed this new therapy way of reformed operation and staging dressing change.
為了提高高位肛瘺的治愈率和保護(hù)肛門功能，設(shè)計(jì)改良術(shù)式結(jié)合分期換藥治療高位肛瘺的新方法。