System and method for treating facet joint pain

摘要

The present invention is an implantation system for embedding an implantation portion between an upper joint and a lower joint. The implantation system includes first and second joint implantation parts. The first joint embedding unit has a first joint surface and a first engagement surface at a position facing the first joint surface. The first joint embedding portion has a front edge, a rear edge, and teeth extending from the first engagement surface, the teeth form a plurality of rows, and teeth in rows adjacent to each other are shifted from each other, The second joint implant has a second joint surface and a second engagement surface at a position facing the second joint surface, and the second joint implant extends from the second engagement surface. Have teeth.