Fig. 1From: Computer simulation of optimal lipped polyethylene liner orientation against prosthetic impingementa The hip prothesis system to be modeled. The stem was Secur-Fit and the head was Biolox. The cup was Trident PSL and the liner was Trident X3 with a 10 degrees polyethylene elevated rim. b The isochoric three-dimensional model based on the prothesisBack to article page