Spruijt, S.

defect fracture model strain energy density density metastatic femora element torsional failure strain fracture risk energy stiffness study property analysis moment fe models metastatic defects regression keyak method metastatic bone disease group figure fe model experiment location femur region torsional stiffness fe-calculated torsional stiffness van der linden prediction subtrochanteric length defect length distribution prophylactic stabilization trabecular bone orthopaedica loading department mpptwo linden subtrochanteric metastatic defects skinner h b registration april scan-based post-processing filtration method downloaded bone diameter ratio 22 cadaver femora design biomech university material femoral fracture load dijkstra center torsional failure erasmus mc trabecular element models ct scans metastatic defect netherland loading conditions torsion fe-calculated material properties data sets ct scan-based orthopaedic disease femoral strength weinan