Patent ID: 6309421
Filing Date: 2001-10-30
Classification: A61B,A61F

Abstract:
A stabilizer for implanting in the disk space between adjacent vertebrae of a patient to stabilize the vertebrae comprising:an elongate implant having a substantially rectangular cross-sectional shape with a minimal height defined by first and second sides and a maximal width defined by third and fourth sides, the third and fourth sides being arched from one end of the implant to the other;a lock defining a bearing surface;a bolt for mounting said lock to one end of said implant to resist rotation of said implant in the disk space when said implant is inserted into the disk space and rotated so that the third and fourth sides of said implant and the bearing surface of said lock contact the adjacent vertebrae;a key formed on said lock; anda keyway formed on said implant for receiving said key therein, said keyway having a mouth wider than the width of said key for facilitating insertion of said key therein.