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:
Dec. 02, 2025
Filed:
Jun. 01, 2021
Applicant:
Elekta Limited, Crawley, GB;
Inventors:
Mark Furth, Crawley, GB;
Martin Broad, Crawley, GB;
Antonio Cossu, Crawley, GB;
Roberto Anselmi, Crawley, GB;
Assignee:
Elekta Limited, Crawley, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 5/10 (2006.01);
U.S. Cl.
CPC ...
A61N 5/1045 (2013.01); A61N 5/1081 (2013.01); A61N 2005/1095 (2013.01);
Abstract
Disclosed herein is a radiation head for a radiotherapy device. The radiation head comprises a source of radiation configured to emit a beam of radiation; and beam shaping device for collimating the beam of radiation. The beam shaping device comprises a multi-leaf collimator; and a diaphragm positioned between the source and the multi-leaf collimator. The diaphragm comprises a diaphragm block movable along a curved path, the diaphragm block having a flat face focused on a focus point which is offset from the source of radiation.