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US 2019/0336656 A1Published application
Fixation of orthopaedic devices
AssigneeSMed-TA/TD, LLC
InventorsGregory C. Stalcup, Troy D. Knapp, Joseph W. Jurick, Paul S. Nebosky, Kreigh R. Williams
Life of this patent
Estimating the term…
Abstract
An orthopaedic implant includes a bone screw having a surface with a plurality of threads extending from the surface and a plurality of holes formed through the surface and located between the threads. The bone screw defines an inner chamber that is in communication with the holes. A fixation material is placed in the inner chamber and configured to chemoattract tissue surrounding the bone screw following implantation to fill in at least some of the holes.
Claims11
An orthopaedic implant, comprising:
- a bone screw having a surface with a plurality of threads extending from the surface and a plurality of holes formed through the surface and located between the threads, the bone screw defining an inner chamber that is in communication with the holes;
- and
- a fixation material placed in the inner chamber and configured to chemoattract tissue surrounding the bone screw following implantation to fill in at least some of the holes.
A method of forming an orthopaedic implant, the method comprising:
- adhering a fixation material to a screw blank;
- and
- cutting a plurality of threads into the screw blank and the adhered fixation material to form a completed orthopaedic implant.
Dependencies are inferred from the claim text.