Table 2 Stress and displacement values in volar and dorsal loads
From: Finite element analysis of intraosseous distal radioulnar joint prosthesis
10(N) | 30(N) | 50(N) | |||
|---|---|---|---|---|---|
Volar | model A | Maximum principal stress (MPa) | 12.89 | 37.26 | 62.12 |
Minimum principal stress (MPa) | -28.24 | -81.49 | -135.9 | ||
Displacement (mm) | 1.02 | 2.99 | 4.98 | ||
model B | Maximum principal stress (MPa) | 80.70 | 152.1 | 294.1 | |
Minimum principal stress (MPa) | -115.3 | -603.0 | -1166 | ||
Displacement (mm) | 0.90 | 2.45 | 4.08 | ||
prosthesis | von Mises stress (MPa) | 25.1 | 74.9 | 131.4 | |
screws | von Mises stress (MPa) | 9.5 | 18.6 | 28.7 | |
Dorsal | model A | Maximum principal stress (MPa) | 23.42 | 72.18 | 120.0 |
Minimum principal stress (MPa) | -14.01 | -36.03 | -58.27 | ||
Displacement (mm) | 0.89 | 2.71 | 4.52 | ||
model B | Maximum principal stress (MPa) | 22.81 | 70.17 | 118.0 | |
Minimum principal stress (MPa) | -8.03 | -24.55 | -41.18 | ||
Displacement (mm) | 1.08 | 2.99 | 4.92 | ||
prosthesis | von Mises stress (MPa) | 25.3 | 75.6 | 130.2 | |
screws | von Mises stress (MPa) | 3.5 | 8.4 | 15.4 |