Material | Element behavior |
Young’s modulus E (MPa) |
Poisson’s ratio |
Stiffness of spring (N/mm) |
---|---|---|---|---|
Cortical bone | Homogeneous, linear elastic, isotropic | 17,000 | 0.3 | – |
Trabecular bone | Homogeneous, linear elastic, isotropic | 70 | 0.2 | – |
Articular cartilage | Homogeneous, linear elastic, isotropic | 15 | 0.45 | – |
Acetabular labrum | Homogeneous, linear elastic, isotropic | 15 | 0.45 | – |
Teres ligament | Spring element | – | – | 68 ± 25 |
Ischiofemoral ligament | Spring element | – | 39.6 ± 24.4 | |
Pubofemoral ligament | Spring element | – | – | 36.9 ± 24.4 |
Inferior iliofemoral ligament | Spring element | – | – | 100.7 ± 54 |
Superior iliofemoral ligament | Spring element | – | – | 97.8 ± 67.5 |