Thompson prosthesis

Chamley s second, interim design for a total hip replacement included an acetabular component of PTEE articulating against a metallic femoral head from a cemented Austin Moore or Thompson prosthesis [12]. The femoral... 

Thompson MS (2001) The design of a novel hip resurfacing prosthesis. PhD thesis, London... 

Designed in 1976, the Thompson Parkridge Richards prosthesis (TPR Smith Nephew) was a cemented, semi-constrained device that utilized a convex talar component and UHMWPE tibial component with a concave articular surface [19, 31-36]. The radius of curvature of the tibial component was greater than that of the talar component, resulting in a line contact area of 0.30cm [33]. The device utilized a lip on either side that restricted side-to-side movement of the talar component [33]. Patients had some improvement but disappointing clinical results due to... 

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