Patent ID: 6986790
Filing Date: 2006-01-17
Classification: A61F

Abstract:
1. A shoulder prosthesis, comprising: a head having a cavity defined therein, said head further having a first bearing surface configured to mate with a second bearing surface of a glenoid, a stem having a tapered recess defined therein, said stem being configured to be received in an intramedullary canal of a humerus; a neck having (i) a tapered first coupling portion configured to mate in a friction fit manner with said tapered recess of said stem, and (ii) a second coupling portion configured to be received in said cavity of said head; and a locking member having a threaded first portion and a second portion, wherein said neck further has (i) a first threaded passage extending though said tapered first coupling portion, and (ii) a second passage extending through said second coupling portion, and wherein said second coupling portion of said neck is configured to expand to thereby couple said neck to said head when said second portion of said locking element is received within said second passage of said second coupling portion of said neck.