Electrically conductive/insulative over-shoe for tissue fusion
CA 2488010 C · Owner: Sherwood Services Ag · Inventors: Shields, Chelsea; Meagher, Edward C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An over shoe for use with electrosurgical instruments having a pair of juxtaposed jaw members pivotably associated with one another at least one of which includes an electrically conductive surface disposed thereon which is in electrical engagement with an electrosurgical energy source. According to one aspect of the present disclosure the over shoe includes a tissue contacting wall configured and dimensioned to selectively and substantially overlie the electrically conductive surface of the electrosurgical instrument. The tissue contacting wall is fabricated from a non-conductive material and includes a plurality of apertures formed therethrough. In another embodiment the tissue contacting …
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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 19, 2004 and granted October 15, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 19, 2024.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.