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Table 2 Material properties of the knee model; 1 = Mediolateral Axis of the Bone; 2 = Anterior-Posterior Axis of the Bone; 3 = Anatomical Axis of the Bone

From: Biomechanical analysis of different levels of constraint in TKA during daily activities

Material

Material model

Young's modulus (MPa)

Poisson's ratio

Cortical bone

Transversely isotropic

E1 = 11,500

ν23 = 0.31

  

E2 = 11,500

ν13 = 0.31

  

E3 = 17,000

ν12 = 0.58

Cancellous bone

Elastic isotropic

2130

0.31

CoCr

Elastic isotropic

240

0.30

UHMWP

Elastic isotropic

0.70

0.40

LCL

Elastic isotropic

345

0.45

MCL

Elastic isotropic

332

0.45