The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 17, 2012

Filed:

May. 01, 2007
Applicants:

David A. Jaffray, Etobicoke, CA;

Michael R. Kaus, Toronto, CA;

Jeremy D. P. Hoisak, Toronto, CA;

Thomas G. Purdie, Oakville, CA;

Inventors:

David A. Jaffray, Etobicoke, CA;

Michael R. Kaus, Toronto, CA;

Jeremy D. P. Hoisak, Toronto, CA;

Thomas G. Purdie, Oakville, CA;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/05 (2006.01);
U.S. Cl.
CPC ...
Abstract

A respiratory marker () includes an elongated detectable portion () that is operatively coupled with respiration of an imaging subject such that the elongated detectable portion moves with the respiration. The elongated detectable portion is arranged to intersect images acquired by an imaging scanner () at different times and at different positions along a scanner axis (), and is detectable as a marker feature in the images. A marker position finder () is configured to determine positions of the marker features in the images.


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