spinal fusion n surgical fusion of two or more vertebrae for remedial immobilization of the spine
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operative immobilization or ankylosis of two or more vertebrae, often with diskectomy or laminectomy; types are named for the surface immobilized, such as anterior spinal f., lateral spinal f., posterior spinal f., and posterolateral spinal f. Called also spondylosyndesis.
Spinal fusion. (A), Posteroanterior (PA) radiograph of degenerative scoliotic deformity of the thoracolumbar spine. Postoperative PA (B) and lateral (C) views showing spinal fusion with rod and long pedicle screws from T11 to S1.
Medical dictionary. 2011.