乳头括约肌切开术

本文报告作者在第一年经内窥镜切开括约肌治疗胆总管结石的经验。

sphincterotomy

sphincterotomy, papillotomy

anal sphincterotomy

sphincterotomy

Endoscopic sphincterotomy

external sphincterotomy

sphincterotomy of Oddi, incision of Oddi sphincter

endoscopic sphincterotomy