Patent ID: 8518114

Claim:
An interbody implant comprising: a first component including locking teeth, a first surface configured for engagement with a first vertebral surface and a second surface configured to define at least a portion of an implant support cavity; a second component connected to the first component, the second component including locking teeth, a first surface configured for engagement with a second vertebral surface and a second surface configured to define at least a portion of the implant support cavity; a hinge including locking teeth, the hinge connecting the first component with the second component; a removable intermediate component configured for disposal in the implant support cavity, the intermediate component being inflatable to move the first component relative to the second component to expand the interbody implant from a first configuration to a second, expanded configuration in which the locking teeth on the hinge mesh with and engage the locking teeth on the first and components to maintain the interbody implant in the second, expanded configuration; and at least one agent configured to replace the intermediate component in the implant support cavity in the second configuration.