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Table 1 Materials properties of implants used in the current FE models*

From: Biomechanical comparison of unilateral and bilateral pedicle screws fixation for transforaminal lumbar interbody fusion after decompressive surgery -- a finite element analysis

Materials

Young’s modulus (Mpa)

Poisson’ ratio

Stryker O.I.C. cage

3600

0.3

(PEEK)

Stryker Moon-shaped cage

3600

0.3

(PEEK)

Pedicle screws

110000

0.3

(Titanium alloy)

Translaminar facet screw

110000

0.3

(Titanium alloy)

  1. *Material properties of the lumbar spine had been presented in previous students [26, 33].
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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