Table 1 The maximal principal stress (MPa) of the graft with different femoral tunnel sizes at various flexion angles
Flexion angle | Circular | Rounded rectangular 1 | Rounded rectangular 2 | Rounded rectangular 3 | Rounded rectangular 4 |
|---|---|---|---|---|---|
0° | 3.37 | 3.36 | 3.01 | 2.97 | 2.89 |
30° | 4.45 | 4.44 | 4.02 | 4.00 | 3.69 |
60° | 3.45 | 3.37 | 3.20 | 3.28 | 2.74 |
90° | 4.45 | 4.10 | 3.50 | 3.55 | 2.87 |