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US 2001/0037155 A1Published application
Patellar bearing implant
OwnerAlan C. Merchantinventor
Life of this patent
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Abstract
A patellar bearing having extended, rounded contours on the superior and inferior edges of its articulating surface.
Claims4
A patellar implant comprising a base plate and an articular bearing surface for engaging the femoral component in a total knee replacement or a trochlear component in a total patellofemoral replacement, characterized in that:
- said patellar implant having a superior articular surface which has a smooth rounded contour.
A patellar implant comprising an articular bearing surface for engaging the femoral component in a total knee replacement, or a trochlear component in a total patellofemoral replacement, characterized in that:
- said patellar implant has an extended superior-to-inferior dimension with rounded contours on the superior and inferior edges of the surfaces which articulate with either the femoral prosthetic component or the trochlear prosthetic component.
Dependencies are inferred from the claim text.