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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 structureElastic modulus (Mpa)Poisson’s ratioYield stress (Mpa)
Cortical bone17,0000.3111
Spongy bone7000.43.7
Silk protein5000.360
Tantalum rod186,0000.3 
Artificial bone3340.31.85