Template for ensuring accurate patient positioning for upright x-ray examinations
CA 2274874 A1 · Owner: Lee, Aaron T. · Inventors: Lee, Aaron T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A template (10) for aiding in the accurate alignment of a human subject undergoing upright X-ray examinations requiring one or more oblique views is formed of graphical indicia (12, 16) specially arranged for highly intuitive interpretation by the subject. The indicia include one or more lines of obliquity (18, 20, 22, 24), as well as an orthogonal line (26) with which the subject aligns his feet responsive to instructions from an X-ray technician. In various preferred embodiments, a range of visual means is employed to ensure that stress-free and highly repeatable oblique views are obtained these means including unique line patterns (18*-26*) and orientations as well , as distinct …
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 October 14, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 14, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 14, 2020.
- 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.