Tibial component
AssigneeBTG International Limited
InventorsJohn J. O'Connor, John W. Goodfellow, David Murray
Life of this patent
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Abstract
Prosthesis for implantation in the knee having a tibial component for attachment to the tibia. The tibial component has a first, upper surface and a second, lower surface opposite the first surface for attachment to the tibia. The first surface includes a lateral bearing region having a convex form and a medial bearing region having a flat form, arranged such that the respective angles of inclination in sagittal planes of the lateral and medial bearing regions of the component in situ when fitted to the tibia are different.
Claims7
A prosthesis for implantation in the knee, said prosthesis comprising a tibial component for attachment to the tibia, having a first, upper surface and a second, lower surface opposite said first surface for attachment to the tibia, said first surface including a lateral bearing region and a medial bearing region, arranged such that the respective angles of inclination in sagittal planes of said lateral and said medial bearing regions of the component in situ when fitted to the tibia are different, wherein said lateral bearing region has a convex form and said medial bearing region has a flat form.
Dependencies are inferred from the claim text.