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:
Mar. 15, 2022

Filed:

Dec. 04, 2018
Applicant:

Varian Medical Systems International Ag, Palo Alto, CA (US);

Inventors:

Stefan Thieme-Marti, Windisch, CH;

Andres Graf, Oberwil, CH;

Christof Sidler, Lengnau, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N 5/10 (2006.01); A61B 6/03 (2006.01); A61B 6/00 (2006.01);
U.S. Cl.
CPC ...
A61N 5/1069 (2013.01); A61B 6/032 (2013.01); A61B 6/4085 (2013.01); A61N 5/103 (2013.01); A61N 5/1049 (2013.01); A61N 5/107 (2013.01); A61N 5/1039 (2013.01); A61N 2005/1056 (2013.01);
Abstract

A virtual beam's-eye view of a planning target volume is generated based on volumetric image data acquired immediately prior to radiation therapy by a radiation therapy system. The virtual beam's-eye view can then be displayed to confirm that, with the patient disposed in the current position, the planned beam-delivered treatment extends beyond the surface of the skin. In some embodiments, the virtual beam's-eye view can be displayed in conjunction with a beam's-eye view that is generated based on volumetric image data acquired during treatment planning, to create a blended beam's-eye view. In some embodiments, a field outline of a treatment beam can be superimposed on the blended beam's-eye view, thereby illustrating whether the planned beam-delivered treatment extends beyond the surface of the skin of the patient. The blended beam's-eye view can facilitate a manual confirmation process that verifies the planned beam-delivered treatment extends beyond the surface of the skin.


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