Biportal Endoscopy Spine Surgery (BESS )Versus Unilateral Laminotomy Bilateral Decompression (ULBD ): RCT, Non-inferiority Trial

NCT03302507 · clinicaltrials.gov ↗

NA

Phase

COMPLETED

Status

64

Enrollment

OTHER

Sponsor class

Conditions

Degenerative Lumbar Spinal Stenosis

Interventions

PROCEDURE: BESS
PROCEDURE: ULBD

Sponsor

Seoul National University Hospital