Improved system and method of positioning implantable medical devices
CA 2467385 A1 · Owner: Medtronic, Inc. · Inventors: Thompson, David L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device and method for deploying a lead in tortuous pathways such as the left ventricle or the coronary sinus vasculature. A catheter having fiber optics is inserted into the vasculature of a patient with the aid of a guide wire or equivalent. The fiber optics transmits infrared light to an optical head at the distal end of the catheter. Light reflecting from the vasculature system is collected and transmitted through the optical fibers to an infrared camera for imaging. Alternatively, an active pixel sensor is positioned distally on the lead for collecting and transmitting the image to a display device located external to the patient. Proper selection of the wavelength of infrared …
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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 13, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 13, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 13, 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.