Patent ID: 8118845
Filing Date: 2012-02-21
Classification: A61B

Abstract:
1. A method to perform an anterior cervical microdiskectomy to remove at least one bone spur on a pair of adjacent vertebrae in a spinal column that includes a posterior longitudinal ligament, each vertebra contacting a disk positioned therebetween, the disk including an annulus and a nucleus, the method comprising the steps of (a) removing a portion of the annulus of the disk; (b) removing the nucleus of the disk; (c) removing a portion of the bone spur with a first burr having a spherically shaped abrading head; (d) providing a second burr comprising (e) rotating said second burr; while simultaneously contacting the posterior annulus and the posterior longitudinal ligament, at least a portion of said smooth end surface and said smooth rounded peripheral edge contacting the posterior longitudinal ligament, and, (f) contacting the bone spur with said abrading surface.