Electrosurgery with infiltration anesthesia
CA 2483256 A1 · Owner: Neothermia Corporation · Inventors: Eggers, Philip E.; Jopling, Michael W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Method for carrying out the recovery of an intact volume of tissue wherein a delivery cannula tip (22) is positioned in confronting adjacency with the volume of tissue to be recovered. The electrosurgical generator employed to form an arc at a capture component extending from the tip is configured having resistance-power profile which permits recovery of the specimen without excessive thermal artifact while providing sufficient power to sustain a cutting arc. For the recovery procedure a local anesthetic employing a , diluent which exhibits a higher resistivity is utilized and the method for deploying the capture component (200) actuation interspersed with pauses of duration …
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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 February 27, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 27, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 27, 2025.
- 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.