Patent ID: 8617243
Filing Date: 2013-12-31
Classification: A61B,A61F

Abstract:
1. A spinal prosthetic device, comprising: a first support plate having a first engagement surface for engaging a first vertebra and a first articulation surface opposite the first engagement surface; a first elongated keel member extending from the first engagement surface, the first elongated keel member configured to engage a slot in the first vertebra; a second elongated keel member extending from the first engagement surface spaced from the first elongated keel member and coaxial with the first elongated keel member such that the second elongated keel member is further configured to engage the slot in the first vertebra; and a second support plate having a second engagement surface for engaging a second vertebra and a second articulation surface, the second support plate having a projection extending from the articulation surface of the second support plate configured for articulatingly engaging the first engagement surface of the first support plate.