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US 8,540,778 B2Granted
Tibial insert having multiple keels
AssigneeDePuy Synthes Products, Inc.
InventorsJames Matthew Rhodes, Jordan Soonja Lee
Life of this patent
Estimating the term…
Abstract
A tibial insert includes a platform defining an upper bearing surface and plurality of keels of the tibial insert extend downwardly from the platform. A surgical method for knee arthroplasty is also disclosed.
Claims11
A tibial insert comprising:
- a platform including an upper bearing surface, and
- a plurality of keels extending downwardly from the platform, each of the plurality of keels having a longitudinal axis and being positioned such that a first longitudinal axis of a first keel of the plurality of keels intersects a second longitudinal axis of a second keel of the plurality of keels.
A tibial insert comprising:
- a platform including an upper bearing surface, and
- a first, second, and third keel extending downwardly from the platform, each of the first, second, and third keels having a longitudinal axis that is arranged in a non-parallel relationship relative to an inboard edge of the platform,
- wherein (i) the longitudinal axis of the first keel is non-parallel to both the longitudinal axis of the second keel and the longitudinal axis of the third keel, and (ii) the longitudinal axis of the second keel is non-parallel to the longitudinal axis of the third keel.
Dependencies are inferred from the claim text.