From: Finite element analysis of two cephalomedullary nails in treatment of elderly reverse obliquity intertrochanteric fractures: zimmer natural nail and proximal femoral nail antirotation-ΙΙ
Material
Young’s modulus (Mpa)
Poisson’s ratio
Cortical bone
17,000
0.33
Cancellous bone
1000
0.3
ZNN (Ti-6Al-4 V)
114,000
0.34
PFNA-II (Ti-6Al-7NB)
110,000
0.35