Fig. 4From: Biomechanical study of oblique lumbar interbody fusion (OLIF) augmented with different types of instrumentation: a finite element analysisThe sizes of the pedicle screws and lateral endplate. a Front distances of two upper pedicle screws or two lower pedicle screws; b rear distances of two upper pedicle screws; c front distance of an upper and a lower pedicle screw; d rear distance of an upper and a lower pedicle screw; e distances of two upper or two lower screws; f distance of the upper and lower pedicle screwsBack to article page