Revision stepped tibial implant
AssigneeMicroPort Orthopedics Inc.
InventorRussell Nevins
Life of this patent
Estimating the term…
Abstract
A tibial implant having a stem and a tibial sleeve. The tibial sleeve having a proximal end and a distal end, where the proximal end includes an annular male portion. The tibial implant also includes an offset ring having a central bore that is offset from the center of the offset ring, where the bore of the offset ring receives the annular male portion of the tibial sleeve. The tibial implant further includes a base plate having a proximal end and a distal end, where the distal end of the base plate forms a female portion, and the female portion receives both the offset ring and the male portion of the tibial sleeve.
Claims18
A tibial knee implant comprising:
- a tibial sleeve having a proximal end and a distal end, wherein the proximal end includes an annular male portion;
- a ring having a central bore therethrough, wherein the bore of the ring receives the annular male portion of the tibial sleeve;
- and
- a base plate having a proximal end and a distal end, wherein the distal end of the base plate forms a female portion, and wherein the female portion receives both the ring and the annular male portion of the tibial sleeve.
A tibial knee implant comprising:
- a tibial sleeve having a proximal end and a distal end, wherein the proximal end includes an annular male portion;
- a base plate having a proximal end and a distal end, wherein the distal end of the base plate forms a female portion, and wherein the female portion receives the male portion of the tibial sleeve;
- and
- a platform having a base portion and a post extending in a distal direction from the base portion, wherein the post extends through a bore in the base plate and a central bore in the tibial sleeve.
Dependencies are inferred from the claim text.