下腰痛的病因诊断,是临床比较棘手的问题,以往文献报道约80％以上的腰痛病人,找不到影像学证据,所以临床上疼痛点封闭治疗腰痛效果差。我们利用脊神经后支走行规律,寻找腰痛的来源部位,即原位点,并将此类腰痛称为脊神经后支性腰痛,经皮穿刺深部闭封,取得良好效果,现报告如下: Low back pain etiology diagnosis is more difficult clinical problems, in the past about 80% reported in the literature of low back pain patients, can not find the imaging evidence, so the clinical point of closure of the treatment of low back pain pain is poor. We use the law of posterior branch of the dorsal nerve to find the source of low back pain, that is, the original site, and such back pain called spinal posterior lobe of the back pain, deep percutaneous closure, and achieved good results, are as follows: