Internal hemorrhoidal ligation can also be called internal hemorrhoidal ligation, mainly refers to the treatment of internal hemorrhoids by blocking the blood circulation, the specific surgery needs to be carried out under the operation of a professional doctor. Internal hemorrhoid ligation first of all through the negative pressure suction will dental line 1.5 ~ 3cm hemorrhoid nucleus attracted to the ligature, and then with the adhesive ring or elastic thread ligature in the internal hemorrhoid mucous membrane at the base of its use of the adhesive ring or the elastic thread of the tightening of the internal hemorrhoids to block the circulation of the internal hemorrhoids, which in turn cause the internal hemorrhoids ischemia, necrosis, and in the long run will be gradually atrophy, fall off, in order to achieve the purpose of treating the internal hemorrhoids. In addition to treating hemorrhoids, internal hemorrhoid ligation can also be used to remove excess rectal mucosa, thus achieving the purpose of treating rectal mucosal prolapse or flaccidity, the clinic is still widely used, and its effect is very good.