title: Devices and techniques for endoscopic sphincterotomy.
mesh_terms: D014670:Ampulla of Vater / Q000601:surgery*; D002769:Cholelithiasis / Q000601:surgery; D004322:Drainage / Q000379:methods; D004564:Electrocoagulation / Q000295:instrumentation* / Q000379:methods; D006801:Humans