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Table 8 Maximum stress in cage-endplate interface (MPa)

From: Biomechanical evaluation of autologous bone-cage in posterior lumbar interbody fusion: a finite element analysis

  

PEEK cage

Titanium cage

Autologous bone cage

Superior cage-endplate interface

Axial load 400 N

9.2

9.2

5.0

FX

62.6

62.6

6.8

EX

–

–

–

LB

8.5

8.5

2.8

LR

7.5

7.5

3.2

Inferior cage-endplate interface

Axial load 400 N

104.7

104.7

6.1

FX

377.1

377.1

7.1

EX

0.1

0.1

0.1

LB

34.7

34.7

2.3

LR

36.9

36.9

7.9