Instrument for orienting, inserting and impacting an acetabular cup prosthesis including prosthesis retaining head arrangement

摘要

An instrument for implanting an acetabular cup prosthesis includes a head adapted for supporting a selected one of a plurality of prostheses of various sizes carried on one end of the instrument. The instrument is effective for orienting, inserting and impacting the selected prosthesis for implantation, after which the instrument is removed from the implanted prosthesis.