Patent ID: 7250060
Filing Date: 2007-07-31
Classification: A61F

Abstract:
1. A vertebral implant for interposition between two vertebral endplates comprising: a first endplate assembly for engaging a first vertebral endplate; a second endplate assembly for engaging a second vertebral endplate; and a first flexible core component interposed between the first and second endplate assemblies, the first flexible core component comprising a first end portion and a second end portion, wherein the first endplate assembly comprises a first circumferential groove for coupling with a complementary first circumferential ridge of the first end portion, and wherein the coupling of the first end portion to the first endplate assembly restricts lateral translation of the first end portion with respect to the first endplate assembly while permitting pivoting motion between the first end portion and the first endplate assembly and wherein the second end portion is pivotable with respect to the second endplate assembly.