Biopsy assembly including an expandable sleeve
CA 2254304 A1 · Owner: Ethicon Endo-Surgery, Inc. · Inventors: Forester, Craig F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A surgical instrument assembly for excising a targeted tissue mass to be biopsied from adjacent bodily tissue of a surgical patient is disclosed. The assembly has a tissue biopsy device and an expandable sleeve for receiving the tissue biopsy device. The biopsy device has a penetrating member affixed to a distal end of an elongated tube to facilitate insertion of the tube adjacent the targeted tissue mass. It also has a tissue receiving chamber at the distal end of the tube for receiving the mass and a tissue cutter movable relative to the penetrating member from first to second positions for excising the targeted tissue mass. The expandable sleeve provides an access portal to the targeted …
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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 23, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 23, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 23, 2020.
- 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.