From: Biomechanical feasibility of semi-rigid stabilization and semi-rigid lumbar interbody fusion: a finite element study
Ligament
ALL
PLL
LF
ISL
SSL
Elastic modulus (small strain)(MPa)
7.8
10
15
8
Transition strain (%)
12
11
6.2
14
20
Elastic modulus (large strain)(MPa)
19.5
11.6
Cross sectional area (mm2)
52.8
16
66.8
26
23