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. 2015 May 22;94(20):e757. doi: 10.1097/MD.0000000000000757

FIGURE 1.

FIGURE 1

The diameter of the screw is selected to be as large as possible according to the simulated TPS fitting into the pedicle using the iCT navigation system. iCT = intraoperative computed tomography, TPS = transpedicular screw.