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Table 2 Assigned parameters of the tested materials in the three-dimensional finite element models

From: Three-dimensional finite element analysis of silk protein rod implantation after core decompression for osteonecrosis of the femoral head

Material structure

Elastic modulus (Mpa)

Poissonā€™s ratio

Yield stress (Mpa)

Cortical bone

17,000

0.3

111

Spongy bone

700

0.4

3.7

Silk protein

500

0.3

60

Fibula

2000

0.3

20

Tantalum rod

186,000

0.3

Ā 

Artificial bone

334

0.3

1.85