Unilateral Biportal Endoscopy Versus Tubular Microendoscopy in Management of Single Level Degenerative Lumbar Canal Stenosis: A Prospective Study.

Study Design: Prospective clinical study.

Summary Of Background Data: To the authors knowledge, there are no previous prospective studies to test the feasibility of the unilateral biportal endoscopic (UBE) technique in management of lumbar canal stenosis.

Purpose: The study was conducted to compare clinical results of the UBE technique with the tubular microendoscopic (TME) surgery for management of degenerative lumbar canal stenosis.