Biportal Endoscopic Spine Surgery: Clinical Results for 163 Patients.

Background: Biportal endoscopy spine surgery is an endoscopic procedure that uses 2 portals, 1 for the endoscope and 1 for the instruments. It provides an excellent and very versatile field of view, with the advantage of another portal to approach the most common degenerative lumbar pathologies.

Methods: We evaluated a retrospective series of patients who underwent biportal endoscopy with ≥1 year of follow-up.