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Table 1 Finite element analysis instrumentation simulation conditions

From: Finite element analysis comparing a PEEK posterior fixation device versus pedicle screws for lumbar fusion

Instrumented levels

Interbody device

Instrumentation evaluated

Uninstrumented

No device

No device

L4–L5

LLIF

CPPF and PSS

L5-Sacrum

ALIF

CPPF and PSS

L4-Sacrum

ALIF

CPPF and PSS

  1. ALIF—anterior lumbar interbody fusion, CPPF—cortico-pedicular fixation, LLIF—lateral lumbar interbody fusion, PSS—pedicle screw system
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X