Finite analysis of stability between modified articular fusion technique, posterior lumbar interbody fusion and posteriorlateral lumbar fusion

Table 2 Lumbar finite element model main ligament material properties

Ligament	Elastic Modulus(MPa)	Cross-sectional area (mm²)	Average Length(mm)	Stiffness(kg•m⁻²•s^− 2)
ALL	7.8	22.4	20	8.74
PLL	10	7.0	12	5.83
LF	17	14.1	15	15.83
TIL	10	0.6	32	0.19
JCL	7.5	10.5	5	15.75
IVL	10	14.1	13	10.85
SVL	8.0	10.5	22	2.39

ALL anterior longitudinal ligament, PLL posterior longitudinal ligament, LF ligamentum Flavum TIL Transverse intersegmental ligament, JCL Joint capsule ligament, IVL Intervertebra ligament, SVL Supravertebra ligament

ISSN: 1471-2474