Passive rehabilitation exercise bed for lumbar muscles and lumbar intervertebral discs

The utility model relates to a lumbar muscle and lumbar intervertebral disc passive rehabilitation exercise bed which comprises a bed plate and a pneumatic assembly, a square groove with an upward opening is formed in the front position of the middle of the top face of the bed plate and used for containing the lumbar vertebra, a pipe hole is formed in the inner bottom of the square groove, and a support is arranged at the bottom of the bed plate. The pneumatic assembly comprises an air box and an air bag. The air box is a middle-hole square box body, a plurality of air outlets are formed in the top face of the air box, inflation pipes are inserted into the air outlets, the inflation pipes penetrate through the pipe holes and are communicated with the interiors of the air bags, the air bagsfall into the square grooves when no air exists in the air bags, and the air bags are higher than the tops of the square grooves in the inflated state. According to the lumbar muscle and lumbar intervertebral disc passive re