use for patients with cervical spine injury and high thoracic injury, cervical spine (except for the atlantoaxial) injury after consolidation and rehabitation of the campaign to protect,cervical arthritis and stability of the cervical spine fracture fixing and protecting treatment
product material :it made of the hardness of polymer composite materials
the head ring fixation device to effectively limit the head rotation
the chest compression height can be adjusted according to the patient height of the back side of the chest.
occipital bone support height can adjust the height of occipital bone until it supports well.