Fig. 6From: Application of dual-trajectory screws in revision surgery for lumbar adjacent segment disease: a finite element studyComparison of maximum von Mises stress (MPa) between different structures of the different models. A Interbody cage (L2/3) for the implanted models, B L2/3 cage-L3 superior endplate interface, C internal fixation, D IDP of the adjacent intervertebral disc (L1/2)Back to article page