Lumbar disc herniation requires the application of formal traction apparatus, the most common of which is a traction bed, which can fix the shoulders and both upper limbs, and then fix the lumbar region and pelvis, pulling and traction on both sides forward and backward through the pulling force of the traction bed. The traction bed can relieve the pain of the intervertebral disc, help to reduce muscle pain, reduce the accumulation of inflammatory substances, make the herniated nucleus pulposus reduce the pressure on the nerve root under the action of external force, delay the protrusion, and obviously slow down the compression on the spinal cord and nerve root, so as to achieve the purpose of relieving or treating the herniated disc. In addition to the regular traction bed, physiotherapy bed traction bracket, manipulation of traction with the device are more common, traction must go to a regular hospital, ask an experienced physician to check clearly before traction, otherwise it is easy to aggravate the injury.