Fig. 17From: Unilateral biportal endoscopic lumbar interbody fusion (ULIF) versus endoscopic transforaminal lumbar interbody fusion (Endo-TLIF) in the treatment of lumbar spinal stenosis along with intervertebral disc herniation: a retrospective analysisA Area of implanted bone measured before and after surgery in a patient of the Endo-TLIF group; B Area of implanted bone measured before and after surgery in a patient of the ULIF groupBack to article page