Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Implantable prosthesis – Bone
Reexamination Certificate
2005-12-27
2011-12-06
Isabella, David (Department: 3774)
Prosthesis (i.e., artificial body members), parts thereof, or ai
Implantable prosthesis
Bone
C623S020140
Reexamination Certificate
active
08070821
ABSTRACT:
A hybrid prosthetic femoral component has an outer bearing surface for engaging a tibial bearing and an inner surface for engaging a prepared distal femur. The inner surface having a distal surface, an anterior surface and a posterior surface, wherein said posterior surface has a first surface structure for allowing tissue ingrowth and the anterior and distal surfaces having a second surface structure for contacting bone cement. The first and second structure have different surface characteristics with different properties wherein the first surface structure is a porous surface and the second surface is a non-porous textured surface. The hybrid prosthetic femoral component further comprises an anterior chamfered surface and a posterior chamfered surface wherein the posterior chamfered surface includes the first surface structure and the anterior chamfered surface includes the second surface structure.
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Catalog page for Scorpio PS Posteriorly Stabilized Single Axis Knee Femoral Components, p. 3.
Howmedica Osteonics Corp.
Isabella David
Lerner David Littenberg Krumholz & Mentlik LLP
Levine Joshua
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