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Table 2 The comparison of L4/5 segment activity ranges among the normal spine model (Model N) and the study of Yamamoto et al.

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

Motion state

Model N

Yamamoto et al

Xiao et al

FE(°)

12.977

14.8 ± 2.10

14.20

LRB(°)

8.068

12.2 ± 2.25

13.23

LRR(°)

6.21

3.7 ± 1.50

4.23

  1. FE Flexion and Extension, LRB Left and Right Bending, LRR Left and Right Rotation