Fig. 2From: Biomechanical study of oblique lumbar interbody fusion (OLIF) augmented with different types of instrumentation: a finite element analysisFE models of the lumbar spine (L3–S1). a Intact model, b Stand-alone oblique lumbar interbody fusion (OLIF), c OLIF with lateral plate fixation (OLIF + LPF), d OLIF with unilateral pedicle screws fixation (OLIF + UPSF), e OLIF with bilateral pedicle screws fixation (OLIF + BPSF), f OLIF with translaminar facet joint fixation and unilateral pedicle screws fixation (OLIF + TFJF + UPSF)Back to article page