[Surgical treatment of Zenker's diverticula by mechanical diverticulectomy and myotomy under regional anesthesia].
D000765:Anesthesia, Conduction / Q000379:methods; D013505:Digestive System Surgical Procedures / Q000379:methods*; D004947:Esophagus / Q000473:pathology / Q000601:surgery; D006801:Humans; D016672:Zenker Diverticulum / Q000601:surgery*