Patent ID: 9474625
Filing Date: 2016-10-25
CPC Classification: A61F

Claim Text:
1. An intervertebral implant comprising: a first endplate having a first end and a second end, the first endplate comprising an upper side, a lower side, first ramped surfaces proximate the first end, and second ramped surfaces proximate the second end; a second endplate having a first end and a second end, the second endplate comprising an upper side, a lower side, first ramped surfaces proximate the first end, and second ramped surfaces proximate the second end; a central ramp having a first end and a second end, the central ramp comprising an expansion portion at the first end and an extension extending from the expansion portion, the expansion portion comprising first ramped surfaces in engagement with the first ramped surfaces of the first endplate and second ramped surfaces in engagement with the second ramped surfaces of the second endplate; and a driving ramp comprising a bore extending through the driving ramp, the driving ramp comprising ramped surfaces in engagement with the first ramped surfaces of the second endplate; wherein the central ramp is configured to move in a first direction and cause the first endplate and the second endplate to move outwardly and away from one another wherein the driving ramp is coupled to an actuator assembly, wherein an upper portion of the driving ramp comprises an upper surface having a hole formed in the upper surface that extends to the bore extending through the driving ramp, a screw is disposed through the hole and into engagement with the actuator assembly having an extension disposed in the extension of the central ramp.