US 12,274,894 B2
Radiotherapy planning apparatus, radiotherapy planning method, and radiotherapy support apparatus
Masahide Ichihashi, Otawara (JP)
Assigned to Canon Medical Systems Corporation, Otawara (JP)
Filed by Canon Medical Systems Corporation, Otawara (JP)
Filed on Feb. 15, 2022, as Appl. No. 17/651,071.
Claims priority of application No. 2021-021690 (JP), filed on Feb. 15, 2021; and application No. 2022-020612 (JP), filed on Feb. 14, 2022.
Prior Publication US 2022/0257979 A1, Aug. 18, 2022
Int. Cl. A61N 5/10 (2006.01)
CPC A61N 5/1039 (2013.01) [A61N 5/1037 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A radiotherapy planning apparatus comprising processing circuitry, the processing circuitry configured to:
set irradiation conditions for a medical image relating to a patient;
acquire a histogram of a radiation dose rate in a predetermined area in the patient based on the irradiation conditions;
evaluate the irradiation conditions based on the histogram; and
output information based on an evaluation result of the irradiation conditions.