Device and method for measuring elasticity of a human or animal organ
CA 2494828 A1 · Owner: Hasquenoph, Jean-Michel · Inventors: Hasquenoph, Jean-Michel; Sandrin, Laurent
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a device for measuring elasticity of a human or animal organ particularly the liver, or more generally all viscoelastic media delivering an ultrasonic signal after ultrasonic illumination comprising at least a probe including an ultrasonic transducer (2) at least one position sensor, an actuator for triggering said device wire-connected to an electric power supply. The invention is characterized in that it comprises an automatically controlled electrodynamic actuator fixed to the ultrasonic transducer (2) capable of generating a transient low frequency mechanical stress having a frequency range between 1 Hz and 5000 Hz. The invention also concerns a method for …
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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 July 16, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 16, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 16, 2025.
- 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.