Distal anastomosis system
CA 2450407 A1 · Owner: Tilson, Alexander Q. · Inventors: Barham, Mitchell C.; Love, Charles S.; Knight, David P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Distal anastomosis devices and associated methodology are described herein. Connector (2) and connector components as well as tools associated therewith are disclosed. The connectors (2) are preferably adapted to produce an end-toside anastomosis at a graft/coronary artery junction. A fitting (10) alone or , a fitting (10) in combination with a collar (12) may be used as a connector (2). Each fitting (10) may be deployed by deflecting its shape to provide clearance for a rear segment (18) that rotates about adjoining hinge section (s) (28) so to fit the connector within an aperture formed in a host vessel. Upon return to a substantially relaxed position a rear segment (18) anchors , …
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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 July 1, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 1, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 1, 2024.
- 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.