13 July 2020>: Clinical Research
Structure Design and Optimization of the C5–C6 Cervical Intervertebral Fusion Cage Using the Anterior Cervical Plate and Cage Fixation System
Jiajia Wang 12AE , Zhihui Qian 2BC* , Changlei Cui 3D , Zhijun Guo 4F , Luquan Ren 2GDOI: 10.12659/MSM.924236
Med Sci Monit 2020; 26:e924236
Table 1 The material properties [23–25] set in the C5–C6 FE model.
Component | Element type | Density (Ton/mm3) | Young’s modulus (MPa) | Poissson’s ratio | Cross-section area (mm2) |
---|---|---|---|---|---|
Cortical bone | Trilateral | 1.83E-09 | 12000.0 | 0.29 | – |
Cancellous bone | Tetrahedral | 1.00E-09 | 450.0 | 0.29 | – |
posterior structure | Tetrahedral | 1.83E-09 | 3500.0 | 0.29 | – |
Annulus | Tetrahedral | 1.20E-09 | 3.4 | 0.40 | – |
Nucleus | Tetrahedral | 1.36E-09 | 1.0 | 0.49 | – |
Endplate | Trilateral | 1.83E-09 | 12000.0 | 0.29 | – |
Anterior Longitudinal ligament | Truss | 1.10E-09 | 30.0 | 0.40 | 6.1 |
Posterior longitudinal ligament | Truss | 1.10E-09 | 20.0 | 0.40 | 5.4 |
Ligamentum flavum | Truss | 1.10E-09 | 10.0 | 0.40 | 50.1 |
Supraspinous ligament | Truss | 1.10E-09 | 1.5 | 0.40 | 13.1 |
Interspinous ligament | Truss | 1.10E-09 | 10.0 | 0.40 | 13.1 |
Capsular ligament | Truss | 1.10E-09 | 10.0 | 0.40 | 46.6 |
Transverse ligament | Truss | 1.10E-09 | 20.0 | 0.40 | 15.0 |