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.
Patent No.:
Date of Patent:
Oct. 03, 2023
Filed:
May. 28, 2022
Applicant:
Varian Medical Systems, Inc., Palo Alto, CA (US);
Inventors:
Garrett Weston Landrith, San Jose, CA (US);
Moussa Najib Iskandar, Fremont, CA (US);
Michael William Weitzel, San Jose, CA (US);
Chris McWilliams, Daly City, CA (US);
Assignee:
VARIAN MEDICAL SYSTEMS, INC., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N 5/10 (2006.01); G01D 5/16 (2006.01); G21K 1/04 (2006.01);
U.S. Cl.
CPC ...
A61N 5/1075 (2013.01); A61N 5/1045 (2013.01); A61N 5/1047 (2013.01); G01D 5/16 (2013.01); G21K 1/046 (2013.01);
Abstract
A multileaf collimator includes a plurality of movable leaves for shaping a radiotherapy beam, wherein each leaf is independently movable in a same linear travel direction. Each leaf includes a linear array of magnets disposed on a measurement surface of the leaf and an array of magnetoresistive sensors that is disposed proximate the measurement surfaces of the leaves.