Polyurethane foam models of the pelvis have been developed to simulate press-fit conditions in acetabular cup anchorage. Turn-out capacity can be assessed, as well as implantation forces and cup deformation, which is particularly important for modern monobloc large diameter bearing designs.
J. A. Grant, N. E. Bishop, N. Götzen, C. Sprecher, M. Honl, and M. M. Morlock, Artificial composite bone as a model of human trabecular bone: the implant-bone interface, J.Biomech. 40 (5):1158-1164, 2007