Research Article

Using Piezosurgery in Anterior Cervical Discectomy and Fusion to Treat Complex Cervical Spondylotic Myelopathy Is Safe and Effective

Figure 1

Case inclusion criteria: (a) osteophytes not more than 1/3 of the vertebral body height or (b) nucleus pulposus should not exceed half of the vertebral body height.
(a)
(b)