Tissue closing device
CA 2624264 C · Owner: Terumo Kabushiki Kaisha · Inventors: Nakamoto, Ryou; Maruyama, Tomoji; Kawaura, Masakatsu
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A tissue closing device includes an elongate arrangement device of which a distal end portion can penetrate an opening (e.g. wound hole) penetrating an living tissue membrane and which has a handling portion on the proximal side and a clip which is detachably retained at a distal end portion of the arrangement device and which closes the opening. The arrangement device includes a retaining member (e.g. thread) for detachably retaining the clip and pulling the clip in the proximal direction a cover tube, and a fixed , tube. The handling portion has a first elastic member (e.g. coil spring). When a restriction for maintaining the coil spring in a deformed state (i.e. active state) is …
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 September 28, 2006 and granted December 2, 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.
- 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.