摘要
Objective To determinate the feasibility of a new designed anterior enlargement of the cervical spine canal through vertebral body and provide a new method for the treatment of the multi-level cervical spondylosis. Methods （1） Specimen experiment： Cervical spine in 4 corps were involved in this study. The anterior surrounding soft tissues were detached and the posterior soft tissues and the intrinsic ligaments were left intact. The vertebral forarnina were dissected and latex pipe in 3 mm diameter was inserted as the vertebral artery.
