Intermittent signal actuated nebulizer synchronized with exhalation
CA 2099665 A1 · Owner: Vortran Medical Technology, Inc. · Inventors: Lee, James I. C.; Raabe, Otto G.; Hathaway, James Calvin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A self-contained high capacity nebulizer (10), having automatic mixing (28) and temperature control (34) features is provided. The nebulizer is designed for use in conjunction with mechanical respirators (70), ventilators, or breathing machines and for this , purpose will use electrical signals (8) generated by or received from the respirator (70) to automatically control and synchronize the nebulizing and mixing functions such that nebulization occurs only during the exhalation phase of the respiratory function to load the gas passageway of the respirator (70) to the patient with a standardized dose of medicinal aerosol. Upon commencement of the inhalation phase, the aerosol in the gas …
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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 January 22, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 22, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 22, 2014.
- 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
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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.