VERTEBRAL JOINT IMPLANTS AND DELIVERY TOOLS

摘要

A spinal joint distraction system for treating a facet joint including articular surfaces having a contour is disclosed and may include a delivery device (842) including a generally tubular structure adapted to engage a facet joint, an implant (854) adapted to be delivered through the delivery device and into the facet joint, the implant comprising two members arranged in opposed position, and an implant distractor (850) comprising a generally elongate member adapted to advance between the two members of the implant causing separation of the members and distraction of the facet joint, wherein the implant is adapted to conform to the shape of the implant distractor and/or the articular surfaces of the facet upon being delivered to the facet joint. Several embodiments of a system, several embodiments of an implant, and several methods are disclosed including a method for interbody fusion.