Patent ID: 11957593
Assignee: HOWMEDICA OSTEONICS CORP.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 19:
20. A tibial prosthesis, comprising:
a plate portion having a first side, a second side opposite the first side, and a screw hole, the screw hole extending from the first side through the second side and having a central axis; and
a peg extending from the second side of the plate portion,
wherein the screw hole intersects the peg so as to form a concave recess extending along at least a portion of a length of the peg from the second side toward a free end of the peg, the concave recess along the portion of the length being defined by a partial surface of revolution extending about the central axis of the screw hole and the concave recess being on an exterior surface of the peg.