Device for rapid access to the blood circulatory system
CA 2117375 A1 · Owner: Guffi, Michele Emilio Alfredo · Inventors: Pereira De Magalhaes, Helio; Guffi, Michele Emilio Alfredo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for rapidly accessing circulating blood by simplifying the positioning and withdrawal of extracorporeal surrogate-type circulatory support systems. The device consists of an implantable member (1) comprising a rigid tubular structure (2) with a textured polyester rim (3) allowing suturing in anatomical structures and containing an elastomeric diaphragm (4) with slots for the insertion of a plastic-tipped plastic cannula (5) provided with a nut and surrounded by a removable flexible elastomeric tube (6) joining said member (1) to the patient's skin. The tube (6) is provided with a rigid cylindrical plastic portion (7) with a polyester rim (8) as well as a protective sealing plastic …
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 January 13, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 13, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 13, 2015.
- 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.