Expandable Fusion Device and Method of Installation Thereof

摘要

The present invention provides an expandable fusion device capable of being installed inside an intervertebral disc space to maintain normal disc spacing and restore spinal stability, thereby facilitating an intervertebral fusion. In one embodiment, the fusion device includes a body portion, a first endplate, and a second endplate, the first and second endplates capable of being moved in a direction away from the body portion into an expanded configuration or capable of being moved towards the body portion into an unexpanded configuration. The fusion device is capable of being deployed and installed in both configurations.

主权项

1. A surgical method comprising:
forming a cavity in a vertebral space; introducing an expandable trial member into the vertebral space; expanding the trial member in the vertebral space; removing the trial member from the vertebral space; inserting an expandable fusion device into the vertebral space; and expanding the fusion device in the vertebral space.