Table 2

Finite element modeling of the ligaments of the thoracolumbar spine (from calibration against Cook et al31).

LigamentStiffness, N/mmNo. of Elements
Anterior longitudinal3–30a 3
Posterior longitudinal3–30a 3
Flaval3–90a 3
Capsular500–2000a 10
Supraspinous1400a 4
Interspinous3–21a 3
  • a Depending on the local gray value in the computed tomography image.