Fig. 3From: Clinical efficacy of percutaneous endoscopic posterior lumbar interbody fusion and modified posterior lumbar interbody fusion in the treatment of lumbar degenerative diseasea, b Post-operative anteroposterior and lateral X-ray radiographs showed the pedicle screws, and the cage were in good position; c Post-operative CT in coronal position showed that the cage was in good position, and the cross-sectional area of the spinal canal was significantly enlarged compared with that before operationBack to article page