title: [Technical aspects of papillosphincteroplasty. Use of a new instrument].
mesh_terms: D014670:Ampulla of Vater / Q000601:surgery*; D006801:Humans; D013525:Surgical Instruments; D013536:Suture Techniques
vernacular_title: Aspectos técnicos da papilosfincteroplastia. Emprègo de nóvo instrumento.