Patent ID: 11865016
Assignee: DEPUY SYNTHES PRODUCTS, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 8:
9. A shoulder arthroplasty kit comprising:
at least one humeral head component including a first base portion including a first rim at a lower portion of the at least one humeral head, a blind cavity extending proximally from the first base portion, the blind cavity configured to receive a mounting portion of a humeral base component, and a convex outer articulating surface;
at least one combination sizer and guide device including a second base portion including a second rim defining a distal plane, the second rim configured to be positioned against a resected surface of a humerus, a second cavity extending proximally from the second base portion, the second cavity configured to receive the mounting portion of the humeral base component, a convex outer surface configured to replicate at least in part the convex outer articulating surface, and a guide bore opening to the second cavity and to the convex outer surface, the guide bore perpendicular to the distal plane; and
a guide pin configured to be inserted into the resected surface of the humerus and configured to be guided by the guide bore to a center of a resected surface area of the humerus which is covered by the at least one combination sizer and guide device,, wherein:
the humeral base component includes a taper portion extending upwardly from the mounting portion;
the blind cavity includes an upper blind cavity portion extending upwardly from a lower blind cavity portion toward the convex outer articulating surface; and
the upper blind cavity portion is sized and shaped to form a taper lock with the taper portion;
the second cavity includes an upper cavity portion extending upwardly from a lower cavity portion toward the convex outer surface; and
the upper cavity portion is sized and shaped to frictionally engage the taper portion.