The onset of lumbar disc herniation in the lumbar spine, generally through surgery to treat this disease, now many white-collar suffer from this disease more and more, but many people do not know very well at first, so it is particularly important to understand the clinical symptoms of lumbar disc herniation performance. Clinical manifestations] 1, lumbar pain and one side of the lower limb radiating pain: repeated pain in the lumbar region, gradually to one side of the lower limb along the sciatic nerve distribution area radiation, the degree of mild to severe. Severe cases cannot sit and stand for a long time, have difficulty in turning over and turning to the side, and the pain is aggravated by increased abdominal pressure when coughing, sneezing or straining to stool. 2.Lumbar movement disorder: all directions of lumbar movement are restricted, especially posterior extension and forward flexion. 3.Subjective numbness: Patients with prolonged illness or severe nerve root compression often have numbness in the affected lower limb, and saddle area paralysis is seen in central type of medullary nucleus protrusion. 4, the affected limb temperature drop: patients feel that the affected limb is cold, not warm, compared with the healthy limb, the affected limb temperature is indeed reduced.