Knee revision prosthesis with shims

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United States of America Patent

PATENT NO 5609645
SERIAL NO

08589570

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A femoral knee prosthesis having a box internal geometry adjacent the femur which has four intersecting planes which extend from the medial side of the prosthesis to the lateral side. Shims of varying thickness can be added which retain the same internal box geometry. The internal geometry of the shims comprises three intersecting planes. Medial and lateral shims are provided. The internal geometry of the shims is translated slightly anteriorly as they increase in thickness. The shims may be added to either condyle independently, with different thickness on each side.

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Patent Owner(s)

Patent OwnerAddress
ZIMMER INC1800 W CENTER STREET WARSAW IN 46580

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Vinciguerra, John D Austin, TX 5 865

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