Patent ID: 8992623
Filing Date: 2015-03-31
Classification: A61F

Abstract:
1. Stemless shoulder prosthesis comprising a fixation device for fixing the prosthesis to a resected humerus bone, the fixation device comprising a base portion and anchoring means, the base portion having a distal side adapted to contact a resection plane of the bone and a proximal side for carrying a humeral head, and the anchoring means being connected to the distal side of the base portion and adapted to fix the prosthesis to the bone, wherein the anchoring means define a central axis, wherein the anchoring means comprise a plurality of protrusions projecting from the base portion, each protrusion extending between an inner end and an outer end, the inner end being closer to the central axis than the outer end; and wherein the protrusions define a free central space around the central axis and, wherein the protrusions are provided at their outer ends with wings.