Fig. 4

(a) Post-implantation CT scan of 1 L, screw anchoring. Dashed lines indicate the axis of the screw, (b) 3D reconstruction of post-implantation 1 L
(a) Post-implantation CT scan of 1 L, screw anchoring. Dashed lines indicate the axis of the screw, (b) 3D reconstruction of post-implantation 1 L