Table 3.
The stresses in the plates at different wedge openings
| Fixation | Wedge opening (mm) | maxσz (tensile stress) | minσz (compression stress) | misσ (share von Mises stress) |
|---|---|---|---|---|
| First generation Puddu plate |
7.5 |
10.2 |
−31.9 |
37.5 |
| 10.5 |
15.8 |
−38.1 |
48.6 |
|
| 12.5 |
18.9 |
−33.2 |
42.4 |
|
| 17.5 |
22.9 |
−34.9 |
49.7 |
|
| |
22.5 |
34.3 |
−28.9 |
34.7 |
| Second generation Puddu plate |
7.5 |
46.2 |
−55.3 |
43.2 |
| 10.5 |
45.9 |
−52.5 |
42.9 |
|
| 12.5 |
45.5 |
−48.5 |
47.2 |
|
| 17.5 |
44.1 |
−43.4 |
48.2 |
|
| |
22.5 |
55.9 |
−69.0 |
52.6 |
| TomoFix plate with bone graft |
7.5 |
35.0 |
−94.1 |
91.8 |
| 10.5 |
37.5 |
−99.1 |
97.7 |
|
| 12.5 |
39.0 |
−104.0 |
102.0 |
|
| 17.5 |
41.5 |
−109.0 |
108.0 |
|
| |
22.5 |
42.0 |
−115.0 |
110.0 |
| TomoFix plate without bone graft |
7.5 |
79.3 |
−200.0 |
205.0 |
| 10.5 |
80.6 |
−197.0 |
204.0 |
|
| 12.5 |
79.4 |
−197.0 |
205.0 |
|
| 17.5 |
79.5 |
−193.0 |
205.0 |
|
| 22.5 | 79.9 | −200.0 | 208.0 |