Skip to main content

Table 1 Material properties of the finite element model

From: Biomechanical evaluation of percutaneous cement discoplasty by finite element analysis

Components Young’s modulus (MPa) Poisson ratio
Cortical bone 12,000 0.3
Cancellous bone 100 0.2
Vertebral arch 3500 0.25
transverse process 3500 0.25
spinous process 3500 0.25
Cartilage endplate 4000 0.3
Nucleus pulposus 1 0.49
Annulus 4.2 0.45
Anterior longitudinal ligament 20 0.3
Posterior longitudinal ligament 20 0.3
Ligamentum flavum 19.5 0.3
Interspinous ligament 11.6 0.3
Supraspinous ligament 15 0.3
Transverse ligament 58.7 0.3
Capsular ligament 32.9 0.3
Neurotissue sensor 20 0.3
Sacral vertebral 12,000 0.3
Bone cement 3000 0.3