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US 9,512,445 B2Granted
Humeral joint replacement component
AssigneeThe Cleveland Clinic Foundation
InventorJoseph P. Iannotti
Life of this patent
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Abstract
A humeral prosthetic head has a non-spherical articulation surface coupled with an intermediate component connecting the head and the humerus, the intermediate component connected to the epiphysis, metaphysis, or diaphysis, or to one or more additional components connected to the humerus. The intermediate portion provides for axial and angular offset of the head with respect to a connection to the humerus, using a curvilinear tapered engagement.
Claims9
A device for replacing a portion of a bone joint, comprising:
- a prosthetic head comprising an articulation surface having a shape of a semi-ellipsoid, and a bottom surface, wherein the bottom surface includes a taper feature for engagement with an engagement member connectable to the joint, the engagement member connectable to said prosthetic head and operable to maintain a proper orientation of said semi-ellipsoid shape of said articulation surface with respect to the joint.
Dependencies are inferred from the claim text.