orthopedic surgery a specific type of bone graft characterized by a circular shape usually obtained with special instruments used as a structural bone graft to obtain fusion between two adjacent vertebrae.
Synonym(s): dowel (4)
a cylindrical plug of bone used to immobilize adjacent vertebrae in anterior spinal fusion.
dow·el graft(dow'ĕl graft)
A circular bone graft harvested with special instruments; used in orthopedic surgery as a structural bone graft to obtain fusion between two adjacent vertebrae.