Infrared surgical site locating device and method
CA 2333981 A1 · Owner: Vector Medical, Inc. · Inventors: Hollis, J. Marcus
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention is an apparatus, and method for guiding a surgical instrument within, and around the human body. During surgery on the body it is often necessary to approach a specific anatomical location precisely directly in order to minimize unwanted surgical trauma and to place a soft tissue , incision or a bone drill hole in an accurate location. The invention employs a light emitter (16), an array of light sensors (21-24) and a display (12) to , accurately locate an anatomical feature into which the light emitter (16) has been placed. The light emitted from the emitter (16) is detected after passing through a thickness of bone, and/or soft tissue by the sensor array (21-24). The …
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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 June 4, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 4, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 4, 2021.
- 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.