Method of controlling thermal therapy
CA 2354587 A1 · Owner: Burgett, James E. · Inventors: Burgett, James E.; Rudie, Eric N.; Flachman, Jonathan L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A thermal therapy method includes inserting a microwave antenna containing applicator (27) into a body cavity such as a urethra (10) adjacent a targeted tissue region such as a prostate (14), energizing the microwave antenna (30) circulating coolant between the microwave antenna and a wall of the body , cavity. The therapy is controlled by decreasing a temperature of the coolant and continually adjusting coolant temperature based on other parameters. The applicator is maintained at a predetermined temperature set point by adjusting a power level provided to the microwave antenna. In one embodiment involving treatment of the prostate, rectal temperature is monitored and upon sensing a , …
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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 December 10, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 10, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 10, 2021.
- 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.