TABLE 2.
Von mises stress (kPa) on PDL of anchorage teeth and corresponding percentages with different traction models used to move a maxillary right labially impacted canine located upon the first premolar.
| Model | 17 | 16 | 15 | 14 | 12 | 11 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A1 | 1.67 | 1.61 | 3.75 | 9.07 | 7.63 | 7.89 | 6.05 | 7.66 | 4.86 | 5.13 | 4.62 | 2.56 | 2.28 | 64.78 |
| 2.46% | 3.00% | 6.42% | 14.56% | 12.75% | 12.85% | 2.46% | 12.72% | 8.37% | 8.96% | 7.77% | 4.18% | 3.70% | ||
| A2 | 1.47 | 1.70 | 5.04 | 5.62 | 11.51 | 8.20 | 1.58 | 4.90 | 3.21 | 4.99 | 4.06 | 2.41 | 1.86 | 56.55 |
| 2.74% | 3.18% | 8.92% | 9.67% | 20.48% | 14.44% | 2.84% | 8.79% | 5.79% | 8.63% | 6.98% | 4.25% | 3.28% | ||
| A3 | 1.67 | 2.20 | 5.48 | 5.33 | 4.32 | 8.58 | 1.45 | 6.68 | 2.51 | 7.30 | 4.34 | 3.60 | 2.82 | 56.28 |
| 3.00% | 4.15% | 9.50% | 9.10% | 7.75% | 14.91% | 2.57% | 11.87% | 4.78% | 12.56% | 7.70% | 6.34% | 5.77% | ||
| A0 | 0.17 | 0.20 | 0.20 | 0.41 | 3.17 | 0.74 | 0.52 | 0.43 | 0.26 | 0.19 | 0.11 | 0.11 | 0.10 | 6.61 |
| 2.56% | 3.03% | 3.06% | 6.33% | 47.93% | 11.15% | 7.84% | 6.48% | 3.92% | 2.86% | 1.67% | 1.63% | 1.54% |
Numbers in bold type indicate higher stresses on PDL of adjacent teeth under specific model.