Abstract: Objective To evaluate the clinical outcomes of percutaneous transforaminal endoscopic discectomy(PTED) in the treatment of lumbar disc herniation. Methods Fifty-one patients who were admitted in our hospital from 2012 to 2014 and diagnosed as lumbar disc herniation were cured by PTED between vertebral plate.The clinical outcomes were evaluated by visual analogue scale(VAS),Lehmann Lumbar function score,modified Macnab criteria and SF-36 before and after operation.All patients were followed up at least 6 months after the operation. Results The results of postoperative VAS score,lumbar function,quality of life were obviously improved when compared with preoperative evaluation(P<0.05) which were got on the day after surgery and 12 months after surgery.According to the modified Macnab criteria,the outcome showed:the excellent and good rate was 92.1%. Conclusion PTED between vertebral plate is safe and effective in the treatment of lumbar disc herniation.The pain of patients can obviously be relieved and the lumbar spinal function and quality of life of patienst can significantly be improved.