14 December 2021 : Clinical Research
Finite Element Analysis of Horizontal Screw-Screw Crosslink Used in C1-C2 Pedicle Screw-Rod Fixation
Beiping Ouyang123AB, Xiaobao Zou12BC, Chunshan Luo3DE, Tingsheng Lu3E, Hong Xia2FG, Xiangyang Ma12A*DOI: 10.12659/MSM.932026
Med Sci Monit 2021; 27:e932026
Table 3 C1–C2 range of motion of each group under different loading conditions.
| Model | Flexion (°) | Extension (°) | Left Lateral bending (°) | Right lateral bending (°) | Left axial rotation (°) | Right axial rotation (°) |
|---|---|---|---|---|---|---|
| Intact | 10.6 | 8.85 | 3.72 | 2.47 | 12.14 | 11.96 |
| Unstable model | 30.21 | 22.85 | 12.77 | 11.61 | 21.61 | 22.52 |
| hR-R CL | 2.93 | 2.21 | 1.26 | 1.07 | 0.30 | 0.32 |
| hS-S CL | 2.96 | 2.25 | 1.24 | 1.05 | 0.28 | 0.29 |