Fig. 1From: Biomechanical effects of an oblique lumbar interbody fusion combined with posterior augmentation: a finite element analysisFinite element models in the current study. a Finite element (FE) model of the intact L2-L5 spine, b FE model of the OLIF stand-alone(SA), c FE model of the OLIF combined with pedicle screw and rod (PSR), d FE model of the OLIF combined with cortical screw and rod (CSR)Back to article page