Anchoring barb for attachment to a medical prosthesis
CA 2554574 C · Owner: Cook Medical Technologies Llc · Inventors: Sisken, Richard S.; Agnew, Charles W.; Choules, Brian D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is an anchoring element for an implantable prosthesis that includes a barb, wherein the anchoring element which includes a basal, portion, comprises a thin layer of material such as a cannula or sheet of, metal that extends or wraps at least partially around the strut of the prosthesis, to which it is attached. The barb is configured to extend outward from the basal portion to penetrate adjacent tissue. The anchoring element is either permanently affixed to the strut, such as by laser or spot welding crimping, or, some other method of bonding or allowed to slide longitudinally over the strut, between two points or stops in order to relieve any excessive loads placed upon the …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed January 27, 2005 and granted April 24, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 27, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.