From: Unexpected angular or rotational deformity after corrective osteotomy
Varization (angle α) | Derotation | ||||||
---|---|---|---|---|---|---|---|
10° | 20° | 30° | 40° | 50° | 60° | ||
5° | 3D angle | 0.9 | 1.7 | 2.6 | 3.4 | 4.2 | 5.0 |
Valgus | 0.1 | 0.3 | 0.7 | 1.2 | 1.8 | 2.5 | |
Extension | 0.9 | 1.7 | 2.5 | 3.2 | 3.8 | 4.3 | |
10° | 3D angle | 1.7 | 3.5 | 5.2 | 6.8 | 8.4 | 10.0 |
Valgus | 0.1 | 0.6 | 1.3 | 2.3 | 3.5 | 5.0 | |
Extension | 1.8 | 3.5 | 5.0 | 6.5 | 7.7 | 8.7 | |
15° | 3D angle | 2.6 | 5.2 | 7.7 | 10.2 | 12.6 | 14.9 |
Valgus | 0.2 | 0.9 | 1.9 | 3.4 | 5.2 | 7.4 | |
Extension | 2.7 | 5.2 | 7.6 | 9.8 | 11.6 | 13.1 | |
20° | 3D angle | 3.4 | 6.8 | 10.2 | 13.4 | 16.6 | 19.7 |
Valgus | 0.3 | 1.1 | 2.5 | 4.4 | 6.8 | 9.7 | |
Extension | 3.6 | 7.1 | 10.3 | 13.2 | 15.6 | 17.5 | |
25° | 3D angle | 4.2 | 8.4 | 12.6 | 16.6 | 20.6 | 24.4 |
Valgus | 0.3 | 1.3 | 3.0 | 5.3 | 8.3 | 11.9 | |
Extension | 4.6 | 9.1 | 13.1 | 16.7 | 19.7 | 22.0 | |
30° | 3D angle | 5.0 | 10.0 | 14.9 | 19.7 | 24.4 | 29.0 |
Valgus | 0.4 | 1.5 | 3.4 | 6.1 | 9.6 | 13.9 | |
Extension | 5.7 | 11.2 | 16.1 | 20.4 | 23.9 | 26.6 | |
35° | 3D angle | 5.7 | 11.4 | 17.1 | 22.6 | 28.1 | 33.3 |
Valgus | 0.4 | 1.7 | 3.8 | 6.8 | 10.8 | 15.7 | |
Extension | 6.9 | 13.5 | 19.3 | 24.2 | 28.2 | 31.2 | |
40° | 3D angle | 6.4 | 12.8 | 19.2 | 25.4 | 31.5 | 37.5 |
Valgus | 0.4 | 1.7 | 4.0 | 7.3 | 11.7 | 17.2 | |
Extension | 8.3 | 16.0 | 22.8 | 28.3 | 32.7 | 36.0 | |
45° | 3D angle | 7.1 | 14.1 | 21.1 | 28.0 | 34.8 | 41.4 |
Valgus | 0.4 | 1.8 | 4.1 | 7.5 | 12.3 | 18.4 | |
Extension | 9.9 | 18.9 | 26.6 | 32.7 | 37.5 | 40.9 | |
50° | 3D angle | 7.7 | 15.3 | 22.9 | 30.4 | 37.8 | 45.0 |
Valgus | 0.4 | 1.8 | 4.1 | 7.6 | 12.5 | 19.2 | |
Extension | 11.7 | 22.2 | 30.8 | 37.5 | 42.4 | 45.9 | |
55° | 3D angle | 8.2 | 16.4 | 24.5 | 32.5 | 40.5 | 48.4 |
Valgus | 0.4 | 1.7 | 4.0 | 7.4 | 12.4 | 19.5 | |
Extension | 13.9 | 26.0 | 35.5 | 42.6 | 47.6 | 51.0 | |
60° | 3D angle | 8.7 | 17.3 | 25.9 | 34.5 | 42.9 | 51.3 |
Valgus | 0.4 | 1.6 | 3.7 | 7.0 | 11.9 | 19.1 | |
Extension | 16.7 | 30.6 | 40.9 | 48.1 | 53.0 | 56.3 |