Method and apparatus for closing a body lumen
CA 2383595 A1 · Owner: Appriva Medical, Inc. · Inventors: Frazier, Andrew G. C.; Van Der Burg, Erik J.; Roue, Chad C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a closure catheter, for patching or closing a tissue opening such as an atrial septal defect, patent foreman ovale or the left atrial appendage , of the heart. The closure catheter carries a deployable patch (126) and a plurality of tissue anchors (90), which may be deployed to secure the patch to surrounding tissue. The plurality of tissue anchors of the closure catheter may be deployed into tissue surrounding the opening and used to draw the , tissue radially inwardly to close the body cavity or opening. Methods are also disclosed.
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 September 20, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 20, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 20, 2022.
- 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.