Fig. 7From: Hybrid pedicle screw and modified cortical bone trajectory technique in transforaminal lumbar interbody fusion at L4-L5 segment: finite element analysisDifferent biomechanical results of four fixation models. A ROM of L4-L5 segment. B von Mises stress of the intervertebral cage stress at L4-L5 segment, C screw, and D rodBack to article page