Comparison of Effectiveness and Safety between Intraoperative 3D-CT-Guided and C-Arm-Guided Percutaneous Balloon Compression for Idiopathic Trigeminal Neuralgia:  A  Multi-Center Retrospective Study

Figure 1

2D images and reconstructed 3D-CT  images during FO puncture. (a) Scout image of spiral CT  during FO puncture; (b), (c) 2D and reconstructed 3D images of spiral CT showing the spatial relationship between the needle and the targeted FO; (d-f) axial, sagittal, and coronal views of the pear-shaped balloon; (g-i) reconstructed 3D-CT images provided confirmation of the position and shape of the balloon.

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