Table 2 Mechanical properties of the human (n=8) and synthetic (n=6) upper extremity models as determined by the four-point bending test
From: Stiffness and ultimate load of osseointegrated prosthesis fixations in the upper and lower extremity
Specimen type | ||||||
|---|---|---|---|---|---|---|
Loading scenario | Parameter | Human | CV | Synthetic | CV | p-value |
Four-point bending | Max. moment (Nm) | 36.7 ± 11.0 | 0.30 | 104.9 ± 19.0 | 0.18 | 0.001 |
Bending at max. moment (mm) | 3.9 ± 1.8 | 0.45 | 8.1 ± 1.9 | 0.23 | 0.003 | |
Flexural rigidity AP (Nm2) | 43.7 ± 10.5 | 0.24 | 63.7 ± 3.6 | 0.06 | 0.001 | |
Normalized Flexural rigidity AP (N) | 1434.4 ± 847.5 | 0.59 | 1712.8 ± 137.4 | 0.08 | 0.491 | |