Patent ID: 7604637

Claim:
A system for imparting force between adjacent first and second bones to seat an implant in the second bone, the system comprising: a first bone mount including at least one receiving hole, said first bone mount receivable within a first bone; an impaction device including an impaction mass housing having an attachment portion of a first side, the attachment portion slidably received by said first bone mount, and a mating prominence coupled to a second side for receiving an implant adaptor; a spring-biased impaction mass including a receiving groove thereon, said impaction mass slidably received by said impaction mass housing, said impaction mass imparting impaction force to the implant to seat the implant in the second bone, the force being reacted with the second bone and the first bone; a spring-biased retraction pin, said retraction pin structured to releasably engage said receiving groove; wherein said first bone mount and said impaction device are structured to fit within the confines of a joint cavity.