Patent ID: 7896885
Filing Date: 2011-03-01
Classification: A61B,A61F

Abstract:
1. A system for creating an implant site on an articular surface of a bone comprising: a drill guide comprising: a drill bit configured to be received at least partially through said drill bushing along said working axis to drill a passage through said bone substantially normal to said articular surface and provide an opening on said articular surface about said defect; a shuttle configured to be at least partially disposed within said passage in said bone, said shuttle further configured to be coupled to a device and to deliver said device to said working axis; a reamer configured to excise an implant site in a portion of said articular surface about said defect, said reamer further configured to be coupled to said shuttle and configured to be conveyed to said articular surface by said shuttle; a cannulated drive shaft configured to be at least partially disposed within said passage and further configured to be coupled to said reamer, wherein said shuttle is configured to be at least partially disposed within a lumen of said cannulated shaft and is further configured to be secured to said reamer; a screw configured to be coupled to said shuttle and configured to be conveyed to said implant site and center said screw with respect to said implant site; and a driver configured to engage said screw to threadably drive said screw into said passage.