Surgical stapler
CA 2083965 A1 · Owner: Perouse, Eric · Inventors: Arnissolle, Yves; Perouse, Eric; Richard, Thierry
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A surgical staple inserter for joining two ducts consisting of a blood vessel (26) and a blood prosthesis (24). The staple inserter ejects staples (94) in a radial direction relative to the axis of the ducts (24 26). In one embodiment, it includes a staple holder (32) surrounded by the prosthesis and containing a series of staples (94) arranged in at least one ring. All the staples (94) are ejected simultaneously. Said staple inserter also includes an anvil (40) outside the organic ducts and a device for spacing apart the anvil and the staple holder in relation to their relative working position. Projections hold the prosthesis in place during the insertion of the staple holder into the …
Read the whole patent
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 March 30, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 30, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 30, 2014.
- 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.