Retrospective Analysis of Unilateral Biportal Endoscopy Versus Open Laminotomy for Lumbar Spinal Stenosis.
Lumbar spinal stenosis is a common degenerative condition that causes pain, disability, and reduces quality of life, especially in older adults. Techniques such as Unilateral Biportal Endoscopy (UBE) and Open Unilateral Laminotomy with Bilateral Decompression (ULBD) aim to preserve soft tissues while achieving adequate...