[Pyeloplasty: Benessayag's contrivance].
D006801:Humans; D006869:Hydronephrosis / Q000601:surgery; D007682:Kidney Pelvis / Q000601:surgery*; D008722:Methods; D013536:Suture Techniques; D014513:Ureter / Q000601:surgery*
Pyéloplastie: l'artifice de Benassayag.