Comparison of clinical efficacy of unilateral biportal endoscopic lumbar interbody fusion and osterior lumbar interbody fusion in the treatment of L4/5 lumbar disc herniation

ULIF exhibits significant advantages in minimally invasive. Although it requires longer operative time and more intraoperative fluoroscopies, it is associated with reduced blood loss, attenuated inflammatory responses, shorter hospital stay, and superior early postoperative pain and functional recovery, facilitating patient rehabilitation.