Howmedica Restoration ADM Trial Cup Holder; || Non Sterile; || Benoist Girard, Cedex, France; || Distributed by Howmedica Osteonics Corp. || Mahwah, NJ. || The intended use: The Restoration ADM Window Trial is locked onto the Restoration ADM Trial Cup Holder and placed into the acetabulum to evaluate the size and congruity of the preparation for visualization and assessment of fit, contact and congruency of the trial within the acetabulum.