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. 2023 Sep 11;46(4):1629–1642. doi: 10.1007/s13246-023-01325-5

Table 1.

Element type and number of elements and nodes for each tissue in the FEM of the chest wall

Tissues Element type Number of elements Number of nodes
Sternum Tetrahedron 4,907 8,333
Ribs Tetrahedron 48,137 95,595
Costal cartilage Tetrahedron 94,594 283,097
Intercostal muscle (ICM) Square 28,760 92,398
Metal bar (Titanium) Hexahedron 332 2,762
Total 176,730 371,185