Reverse shoulder prosthesis

Details Reverse shoulder prosthesis Reverse shoulder prosthesis

A - Human Necessities

61

F

A61F 2/40 (2006.01)

Patent

CA 2674818

A scapula component (1) for a reverse shoulder prosthesis comprises a part spherical, convex, surface (3) which is less than a hemisphere. The part spherical surface does not have a rotational axis of symmetry, and may include a main circular surface portion and one or more subsidiary surface portions (5, 6, 7) depending from an edge of the main surface portion. A humerus component (200) for a reverse shoulder prosthesis comprises a cup member (202) having a part spherical, concave bearing surface (206) surrounded by an oval rim (208).

La présente invention concerne un composant de scapula pour une prothèse d'épaule inversée, comprenant une surface partiellement sphérique et convexe de superficie inférieure à un hémisphère. La surface partiellement sphérique ne présente pas un axe de rotation de symétrie. Ladite surface peut inclure une portion de surface circulaire principale (3) et une ou plusieurs portions de surface subsidiaires (5, 6, 7) dépendant d'une extrémité de la portion de surface principale.

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