A Prospective Comparative Study of UBE-ULBD Versus Endo-ULBD for Lumbar Spinal Stenosis.
STUDY DESIGN Prospective, randomized controlled trial (RCT). OBJECTIVE To directly compare the clinical and radiological outcomes of Unilateral Biportal Endoscopic Unilateral Laminotomy for Bilateral Decompression (UBE-ULBD) versus single-port Endoscopic Unilateral Laminectomy for Bilateral Decompression (Endo-ULBD)...