Skip to main content

Table 1 Material parameters implemented for cartilage.

From: Rapid CT-based Estimation of Articular Cartilage Biomechanics in the Knee Joint Without Cartilage Segmentation

FRPVE material parameters Femoral cartilage Tibial cartilage
Em [MPa] 0.215 0.106
E0 [MPa] 0.92 0.18
Ee [MPa] 150 23.06
νm 0.15 0.15
η [MPa s] 1062 1062
k [10−15 m4/Ns] 6 18
nf 0.8–0.15hz 0.8–0.15hz
  1. Em = nonfibrillar matrix modulus, E0 = initial fibril network modulus, Ee = strain-dependent fibril network modulus, νm = Poisson’s ratio of the nonfibrillar matrix, η = viscoelastic damping coefficient of fibrils, k = permeability, nf = fluid fraction, and hz = normalized depth