Fig. 5From: Percutaneous endoscopic unilateral laminotomy and bilateral decompression under 3D real-time image-guided navigation for spinal stenosis in degenerative lumbar kyphoscoliosis patients: an innovative preliminary studyCombining (1) Endoscopic images and (2) O-arm navigation images, the trajectory of the burr is navigated. The depth of burr could be adjusted precisely during laminotomy under 3D real-time O-arm navigationBack to article page