Electroactive polymer-based articulation mechanism for multi-fire surgical fastening instrument
CA 2561472 C · Owner: Ethicon Endo-Surgery, Inc. · Inventors: Hueil, Joseph Charles; Ortiz, Mark S.; Swayze, Jeffrey S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Methods and devices are provided for effecting movement of one or more components of a multifire device such as a clip applier, hernia tacker, or skin stapler. In one exemplary embodiment a surgical fastening instrument is provided having an elongate shaft with an end effector coupled thereto and adapted to apply one or more surgical fasteners to tissue. An electrically expandable and contractible actuator such as an electroactive polymer actuator can be used to drive a fastener advancing or forming assembly through the elongate shaft thereby driving a surgical fastener into tissue. In another embodiment an electrically expandable and contractible actuator such as an electroactive polymer …
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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 September 28, 2006 and granted June 10, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 28, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
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Timeline
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.