Patent ID: 9456903
Filing Date: 2016-10-04
CPC Classification: A61F

Claim Text:
1. An intervertebral implant comprising: a body portion having a central opening; a first endplate comprising an upper side, a lower side, a first ramped portion and a second ramped portion, the first and second ramped portions extending from the lower side into the central opening; a second endplate comprising an upper side, a lower side, a third ramped portion, and a fourth ramped portion, the third and fourth ramped portions extending from the lower side into the central opening; and a translation member received within the central opening, the translation member comprising a first angled surface, a second angled surface, the first angled surface engages the first ramped portion, and the second angled surface engages the second ramped portion; wherein movement of the translation member in a first direction causes the first and second endplates to move in a direction away from the body portion and the movement of the translation member in a second direction causes the first and second endplates to move in a direction towards the body portion, and wherein the first and second angled surface are at a first distance from each other when the first endplate is in an unexpanded position and at a second distance at an expanded position, wherein the first and second distances are equal.