Patent ID: 8753404
Filing Date: 2014-06-17
Classification: A61F

Abstract:
1. A hip prosthesis, comprising: a shell having an outer surface configured to engage acetabular tissue, the outer surface transitioning to a portal surface, and an inner surface forming a shell cavity; a liner disposed within the shell cavity; a non-split locking ring disposed within the shell, wherein in use a diameter of the locking ring is smaller than the largest diameter of a femoral head sized to articulate with the liner; and wherein the locking ring comprises a portal surface, at least a portion of which portal surface of the locking ring is coplanar with the portal surface of the shell; and a retainer for securing the locking ring and the shell, wherein the retainer is capturable in respective grooves formed in the shell and the locking ring, and wherein an access formed in the shell portal surface provides access to the retainer.