Method and apparatus for thermal ablation of biological tissue
CA 2457112 A1 · Owner: Black, Michael · Inventors: Black, Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Method and apparatus for thermal ablation or coagulation of biological tissue using a scanning laser beam with real-time video monitoring and monitoring of therapeutic treatment parameters, such as temperature prior to or during treatment (Figure 1). In a preferred embodiment a unique reflective optical , delivery system is employed in conjunction with temperature control of the treatment area (18, 20 and 22), and possibly cryogenic treatment of the , treatment area to eliminate or reduce the need for anesthetics. All therapeutic parameters can be displayed on a video monitor (26) which is , attached to a laser scanner (10). The reflective optics of the laser scanner can provide …
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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 August 15, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 15, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 15, 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
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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.