Semi-automated segmentation method for 3-dimensional ultrasound
CA 2298282 A1 · Owner: The John P. Robarts Research Institute · Inventors: Ladak, Hanif M.; Gill, Jeremy D.; Steinman, David A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a semi-automated method for three-dimensional ultrasound for constructing and displaying 3D ultrasound images of luminal surfaces of, blood vessels. The method comprises acquiring a 3D ultrasound image of a target, vessel and segmenting the luminal surfaces acquired from the 3D ultrasound image of, the target vessel to generate a 3D ultrasound image of the lumen of the target vessel, wherein an inflating balloon model is used for segmenting the luminal surfaces of the, target vessel. The method is useful for diagnostic assessment of bodily vessels as well, as provides for therapy planning and as a prognostic indicator.
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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 February 8, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 8, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 8, 2022.
- 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.