[Transduodenal papillotomy; technic and papillotractor].
D000714:Anastomosis, Surgical; D001662:Biliary Tract Surgical Procedures; D002769:Cholelithiasis / Q000601:surgery*; D010179:Pancreas
CHOLELITHIASIS/surgery
Papilotomia transduodenal; contribución a la técnica el papilotractor.