Percutaneous myocardial revascularization growth factor mediums and method
CA 2307102 A1 · Owner: Hendrickson, Gary L. · Inventors: Hendrickson, Gary L.; Ellis, Louis; Harrison, Kent D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is devices, and methods for increasing blood perfusion within the myocardium of the heart (20) by wounding the myocardium and , applying growth factors (34) to promote vascularization. One method includes driving spikes (66) into the myocardium from within the heart with the spikes(66) being formed of biodegradable material containing releasable growth factors (34) having lumens (70), and side holes (74). An alternative method promotes vascularization by injecting angiogenic material into holes (74) bored into the myocardium, and leaving a patent hole. Another method includes injecting angiogenic material into the myocardium without boring and leaving , no …
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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 November 3, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 3, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 3, 2020.
- 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
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.