Surgical irrigation apparatus
CA 2175465 A1 · Owner: Frankenthal, Howard M. · Inventors: Teitz, Bernhard R.; Bamberger, Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An irrigation system includes an elongated hand-held instrument (1) for applying a solution spray to a surgical area (3) of a patient during surgery. The instrument includes an elongated handle (11) having an outer ribbed surface to be hand-held. The handle has a central passageway between an inlet end (19) and a discharge end (15). A nose is secured to the discharge end of the handle with a flow control valve (18) secured within the handle. Nozzles (16) are selectively connected to the nose to create selected flow patterns at the surgical site. The valve (17) has an external pushbutton actuator (18) to control the solution flow through a passageway in the body and nose. A pressurized …
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 27, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 27, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 27, 2016.
- 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.