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. 2015 Jul 30;37(1):20. doi: 10.1186/s40902-015-0017-1

Fig. 4.

Fig. 4

After natural head posture registration, the BrainLab navigation system permitted 3D analysis to help the surgeon to quantify a complex position of the bone graft. The navigation system projected the location of the surgical probe on a computer monitor in axial, coronal, sagittal and 3D views. The position of the fibula could be verified intra-operatively