Patent ID: 9050194
Filing Date: 2015-06-09
Classification: A61F

Abstract:
1. An expandable intervertebral spacer, comprising: a top component; a base component in sliding engagement with the top component; and an expansion mechanism arranged to change a position of the top component with respect to a position of the base component, the expansion mechanism including a height adjuster having a height adjuster port and a height adjuster slot in both the top and base components, wherein the height adjuster slot in the top component includes internal threads and is inwardly tapered from the height adjuster port in the top component toward a side of the top component opposite the height adjuster port, wherein the height adjuster slot in the base component includes internal threads and is inwardly tapered from the height adjuster port in the base component toward a side of the base component opposite the height adjuster port, and wherein the height adjuster port in the base component is a substantially closed circular port.