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Fig. 1 | Journal of Orthopaedic Surgery and Research

Fig. 1

From: Acetabular reinforcement ring with additional hook improves stability in three-dimensional finite element analyses of dysplastic hip arthroplasty

Fig. 1

Three-dimensional total hip arthroplasty (THA) with the acetabular reinforcement ring with a hook (ARRH) model. a Shaded areas are fixed in all directions and the arrow indicates the loading point. b Magnified oblique view of the Ganz ring, the cement, the acetabular cup, and the femoral head. c ARRH with screws. d A, B, C, and D: measurement points for von Mises stresses on the pelvic bone around the ARRH; B, D, and E: measurement points for relative micromotion between the ARRH and the pelvic bone

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