Clip applier cartridge with internal ratchet
CA 2493138 A1 · Owner: Yawata, Haruyasu · Inventors: Yawata, Haruyasu; Ahlberg, Russel E.; Dolendo, Edward E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A clip applier (10) for applying a surgical clip (26) in a patient comprising a disposable cartridge (12) and a reusable actuating mechanism (14). The cartridge includes an elongate tube (12) having a proximal end and a distal end, a pair of opposing jaw members (34) extending outwardly from the distal end of the elongate tube, and a one-way ratchet mechanism providing a full actuating stroke. The actuating mechanism is coupled to the proximal end of the elongate tube to move the jaw members between an open position and a closed position. The ratchet mechanism may be formed from injection molded plastic. The cartridge further comprises a push member (24) for advancing the clip into …
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 July 21, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 21, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 21, 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.