In daily life, there are many kinds of diseases that can cause this performance to occur when a patient cannot bend his waist. For example, if a patient suffers from lumbar disc herniation, as the herniated nucleus pulposus will compress and stimulate the dural sac and nerve roots, if the patient bends over, it will increase the pressure in the lumbar spinal canal, which will significantly increase the pressure on the nerve roots and dural sac, and the patient will experience severe lumbar pain, which will affect the patient’s bending activities. In addition, the occurrence of small lumbar joint disorders in patients leads to spastic contraction of the muscles in the lumbar region and a significant pain, which will also affect the patient’s bending due to the painful restriction. Therefore, when a patient develops this clinical manifestation, it is important to make a clear judgment in treatment and then take symptomatic treatment.