Fig. 1From: Clinical comparison of unilateral biportal endoscopic transforaminal lumbar interbody fusion verse 3D microscope-assisted transforaminal lumbar interbody fusion in the treatment of single-segment lumbar spondylolisthesis with lumbar spinal stenosis: a retrospective study with 24-month follow-upUnilateral biportal endoscopy lumbar interbody fusion (UBE-TLIF) surgical procedures: A Mark the lesion segment. B C-arm fluoroscopy to reconfirm surgical site. C Surgical site. D Endoscopic view of the relaxed neural structure after decompression. E Endplate preparation is completed. F A cage is placed under endoscopic guidance. G The position of the pedicle screw was confirmed again under fluoroscopy. H and I Images of final internal fixationBack to article page