Patent ID: 9271836
Filing Date: 2016-03-01
CPC Classification: A61B,A61F

Claim Text:
1. An intervertebral fusion device comprising: a) an intervertebral fusion cage having an anterior wall, a posterior wall, leading and trailing walls connecting the anterior and posterior walls to form a central vertical throughhole, an upper surface adapted for gripping an upper endplate and a lower surface adapted for gripping a lower endplate; b) a bone plate comprising a bone contacting surface, an inner surface, an outer surface, a plurality of sidewalls, upper and lower holes, and a central hole that opens laterally to at least one of the plurality of sidewalls, c) a separate nub component interposed between the inner surface of the bone plate and the trailing wall of the cage, the separate nub component comprising a first wall facing the trailing wall of the cage and a second wall facing the inner surface of the bone plate, and a post extending from the second wall and wherein the post is disposed in the central hole that opens laterally; wherein the inner surface of the bone plate is concave and the second wall of the separate nub is convex to provide tilting of the plate with respect to the nub component.