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Objective To analyze the clinical efficacy and technical characteristics of percutaneous endoscopic lumbar discecomy in the treatment of upper lumbar disc herniation. Methods The clinical data of 9 patients with upper lumbar disc herniation underwent percutaneous endoscopic lumbar discecomy from January 2012 to October 2019 were retrospectively analyzed. There were 6 males and 3 females, aged 26 to 79 years, including 2 patients with L1,2 disc herniation and 7 patients with L2, 3 disc herniation. Visual analogue scale (VAS) and Japanese O