Abstract: Objective To investigate the therapeutic effect of percutaneous laser disc decompression on lumbar discogenic pain.Methods56 patients with lumbar discogenic pain were treated with percutaneous laser disc decompression with Nd:YAG laser(wavelength 1064 nm).They were followed up for more than 3 months with Macnab criteria.ResultsAll the patients were followed up.At the end point of postoperative 3 months,32 patients had an excellent outcome,20 were good,3 patients were fair,1 patient were poor.No complication(infection and nerve injury)had been observed.ConclusionPercutaneous laser disc decompression is a safe,little invasive and effective treatment modality for lumbar discogenic pain.

Key words: percutaneous laser disc decompression, lumbar discogenic pain, treatment