Cholangiography device and method
CA 1061213 A · Owner: Kendall Company (The) · Inventors: Patel, Bhupendra C.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for use in cholangiography and similar procedures comprising, a syringe having a barrel defining a chamber. The syringe has a plunger having one end received in a proximal end of the syringe chamber for pumping liquid from the chamber a, floating barrier received in the chamber and defining a first compartment intermediate the barrier and a distal end of the chamber for retaining an irrigation liquid and a second compartment intermediate the barrier and the one end of the plunger for retaining a liquid contrast medium. The device has a catheter having a distal end, a proximal end, and a lumen extending through the catheter. The device has a liquid receiving receptacle having a …
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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
- Granted August 28, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 28, 1996.
- 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.