Fig. 2From: Clinical efficacy of percutaneous endoscopic posterior lumbar interbody fusion and modified posterior lumbar interbody fusion in the treatment of lumbar degenerative diseasea Guide wire and channel were successfully inserted; b–e The upper endplate, lower endplate, nerve root, dural sac, intervertebral space, and cage were seen under the endoscope; f The condition of post-operative wound and drainage tubeBack to article page