Nanyang National Textile Co., Ltd.   

Human sitting or standing, from lateral to see the neck seems to be straight, but in the cervical spine is not straight, but in the period of among them have a forward protruding radian. The forward arc bulge, medicine known as the physiological curvature of the cervical spine, in the X-ray films, along the curvature, in each cervical pushing the body posterior continuous a smooth curve, called cervical physiological curve. Cervical spondylosis to source, domestic and foreign scholars accepted cervical intervertebral disc degeneration, leading to intervertebral loosening, instability, vertebral body edge produce osteophytes, bone or bone crest), lumbar disc herniation, cervical physiological curvature changes of nerve root compression, vertebral artery and spinal cord and cause a variety of symptoms. ...