Fig. 3From: Influence of cement-augmented pedicle screws with different volumes of polymethylmethacrylate in osteoporotic lumbar vertebrae over the adjacent segments: a 3D finite element analysisThe models of CAPSI following double-level lumbar interbody fusion (a)1.0 ml PMMA per screw; b 1.73 ml PMMA per screw; c 2.5 ml PMMA per screwBack to article page