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:
Sep. 22, 2026

Filed:

Nov. 01, 2022
Applicant:

Siemens Healthineers International Ag, Steinhausen, CH;

Inventors:

Zheyong Fan, Espoo, FI;

Petri Hiltunen, Espoo, FI;

Ari Harju, Espoo, FI;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N 5/10 (2006.01); G06N 3/08 (2023.01);
U.S. Cl.
CPC ...
A61N 5/1071 (2013.01); G06N 3/08 (2013.01); A61N 2005/1076 (2013.01);
Abstract

Embodiments described herein provide for training a local neural network model that receives a first data set corresponding to parameters of a radiation therapy delivery system for delivering a radiation field to a phantom. The neural network model has been trained to determine the quantity of radiation delivered to a plurality of volume elements of the phantom based on the parameters of the first data set. The local neural network model receives local dose calculation parameters, such as total energy released per mass (TERMA) values and density values, for each voxel grid element of a high resolution voxel grid of the phantom. In an embodiment, each voxel grid element includes a central voxel and a plurality of neighboring voxels. The processor applies the neural network model to the TERMA values and the density values of the neighboring voxels to determine the quantity of radiation delivered to the central voxel.


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