Table 3. Maximal and minimal tensile stresses (MPa) of cancellous bone by four different materials at various masticatory loadings on subcondylar fracture.
Masticatory loading | Titanium | Magnesium alloy | PLLA | HA-PLLA | ||||
---|---|---|---|---|---|---|---|---|
Maxa | Minb | Maxa | Minb | Maxa | Minb | Maxa | Minb | |
132 N | 5.76 | -0.83 | 6.69 | -0.67 | 4.77 | -0.16 | 6.32 | -0.46 |
200 N | 8.68 | -1.25 | 10.06 | -1.02 | 7.16 | -0.23 | 9.45 | -0.68 |
300 N | 12.90 | -1.86 | 14.91 | -1.51 | 10.61 | -0.35 | 13.90 | -1.01 |
400 N | 17.03 | -2.46 | 19.64 | -2.01 | 13.96 | -0.46 | 18.15 | -1.31 |
500 N | 21.07 | -3.06 | 24.25 | -2.49 | 17.24 | -0.56 | 22.23 | -1.61 |
600 N | 25.02 | -3.64 | 28.73 | -2.97 | 20.43 | -0.66 | 26.12 | -1.89 |
700 N | 28.89 | -4.22 | 33.08 | -3.44 | 23.55 | -0.74 | 29.85 | -2.15 |
800 N | 32.67 | -4.79 | 37.33 | -3.90 | 26.59 | -0.81 | 33.43 | -2.41 |
900 N | 36.37 | -5.35 | 41.46 | -4.36 | 29.56 | -0.86 | 36.84 | -2.64 |
1,000 N | 39.99 | -5.91 | 45.49 | -4.81 | 32.45 | -0.92 | 40.10 | -2.87 |
aMaximal tensile stress
bMinimal tensile stress
HA-PLLA, hydroxyapatite/poly-L-lactide; PLLA, poly-L-lactic acid.