title: Injection of a local anesthetic solution into hemorrhoidal bundles following rubber band ligation.
mesh_terms: D000779:Anesthetics, Local / Q000627:therapeutic use*; D006484:Hemorrhoids / Q000601:surgery*; D006801:Humans; D008026:Ligation / Q000009:adverse effects* / Q000379:methods; D010146:Pain / Q000517:prevention & control*
chemical_list: D000779:Anesthetics, Local