Percutaneous endoscopic lumbar discectomy combined with annular suture versus PELD alone for single-level lumbar disc herniation: A prospective propensity score-matched cohort study.
BackgroundSymptomatic same-level recurrence remains a concern after percutaneous endoscopic lumbar discectomy (PELD). We compared PELD plus endoscopic annular suture with PELD alone.MethodsThis single-center prospective observational cohort enrolled patients from January 2023 through October 2024. Treatment was selecte...