Table 1 Exclusion criteria for anterior cervical discectomy and DCI arthroplasty
Exclusion criteria | |
|---|---|
Segmental instability (intervertebral motion>11°or 3 mm) | |
Advanced degenerative changes (marked reduction or absence of intervertebral motion or height) | |
Facet joint arthrosis or spondylosis | |
Cervical kyphosis | |
Active infection | |
Osteoporosis | |
Inflammatory spondloarthropathies such as ankylosing spondylitis or rheumatoid arthritis | |
Expected cord edema and myelomalacia | |
Known allergy to titanium | |
Previous cervical spine surgery |