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Table 1 Material properties of finite element analysis models

From: Biomechanical effects of different vertebral heights after augmentation of osteoporotic vertebral compression fracture: a three-dimensional finite element analysis

Component

Young modulus (MPa)

Poisson ratio

Cortical bone

8040 (67% normal)

0.3

Cancellous bone

34 (34% normal)

0.25

Bony end-plate

670 (67% normal)

0.4

Annulus

4.2

0.45

Nucleus pulposus

1

0.4999

Cartilage

10

0.4

Cement

3000

0.4

ALL

20

0.3

PLL

70

0.3

ISL

28

0.3

SSL

28

0.3

LF

50

0.3

CL

26

0.3

  1. ALL anterior longitudinal ligament, PLL posterior longitudinal ligament, ISL interspinous ligament, SSL supraspinal ligament, LF ligamentum flavum, CL capsular ligament
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X