Table 1. Material properties of each part of the skeleton model [17–19].

Materials	Young’s modulus(MPa)	Poisson’s ratio
Cortical bone (sacrum)	6140	0.30
Cancellous bone (sacrum)	1400	0.30
Cortical bone (iliac)	17000	0.30
Cancellous bone (iliac)	132	0.20
Cartilage	54	0.30
Titanium steel	114000	0.33