Masahiko Toyota

Kagoshima, Japan

Last Updated: 09/26/2026

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Found 14 publications

Visualization of Waiting Times and Evaluation of Workload Congestion Mitigation in General Imaging

Visualization of Waiting Times and Evaluation of Workload Congestion Mitigation in General Imaging

Journal: Nihon Hoshasen Gijutsu Gakkai zasshi
Published: June 21, 2026

Development of a virtual phantom for HDR cervical cancer brachytherapy: A multi-institutional tool for training, quality assurance, and variability reduction.

Development of a virtual phantom for HDR cervical cancer brachytherapy: A multi-institutional tool for training, quality assurance, and variability reduction.

Journal: Journal of applied clinical medical physics
Published: October 15, 2025

Comparison of Target Phase Positioning with Respiratory Motion between Four-dimensional CT and Four-dimensional Cone Beam CT: A Phantom Study

Comparison of Target Phase Positioning with Respiratory Motion between Four-dimensional CT and Four-dimensional Cone Beam CT: A Phantom Study

Journal: Nihon Hoshasen Gijutsu Gakkai zasshi
Published: September 10, 2025

Multicenter study on mechanical accuracy of short dwell time and source transit for HDR Ir-192 brachytherapy treatment machine.

Multicenter study on mechanical accuracy of short dwell time and source transit for HDR Ir-192 brachytherapy treatment machine.

Journal: Brachytherapy
Published: May 31, 2025

Investigation of Dosimetric Evaluation and Treatment Planning Time of Inverse Planning Optimization in Combined Intracavitary and Interstitial Brachytherapy for Cervical Cancer.

Investigation of Dosimetric Evaluation and Treatment Planning Time of Inverse Planning Optimization in Combined Intracavitary and Interstitial Brachytherapy for Cervical Cancer.

Journal: Cureus
Published: May 01, 2025

Enhancing patient positioning precision: a comparative analysis of surface-guided radiation therapy systems.

Enhancing patient positioning precision: a comparative analysis of surface-guided radiation therapy systems.

Journal: Radiological physics and technology
Published: February 25, 2025

5. Clinical Operation of Ring-type Radiation Therapy System Equipped with Artificial Intelligence

5. Clinical Operation of Ring-type Radiation Therapy System Equipped with Artificial Intelligence

Journal: Nihon Hoshasen Gijutsu Gakkai zasshi
Published: January 19, 2025

Multi-institutional questionnaire-based survey on online adaptive radiotherapy performed using commercial systems in Japan in 2023.

Multi-institutional questionnaire-based survey on online adaptive radiotherapy performed using commercial systems in Japan in 2023.

Journal: Radiological physics and technology
Published: May 27, 2024

Characteristics of detection accuracy of the patient setup using InBore optical patient positioning system.

Characteristics of detection accuracy of the patient setup using InBore optical patient positioning system.

Journal: Radiological physics and technology
Published: June 16, 2023

Basic Research on Comparative Evaluation of Calculated Dose Distribution Using Monte Carlo Algorithm-equipped Treatment Planning Systems in Volumetric Modulated Arc Therapy

Basic Research on Comparative Evaluation of Calculated Dose Distribution Using Monte Carlo Algorithm-equipped Treatment Planning Systems in Volumetric Modulated Arc Therapy

Journal: Nihon Hoshasen Gijutsu Gakkai zasshi
Published: August 23, 2021

Evaluation of Stability and Reliability of the Measurement of Absorbed Dose-to-water for an HDR 192Ir Sandwich Setup Phantom

Evaluation of Stability and Reliability of the Measurement of Absorbed Dose-to-water for an HDR 192Ir Sandwich Setup Phantom

Journal: Nihon Hoshasen Gijutsu Gakkai zasshi
Published: February 20, 2020

A Proposal for Evaluating the Positional Accuracy of Add-on Six-degrees-of-freedom Radiotherapy Couch in Couch Rotation for Image-guided Radiotherapy

A Proposal for Evaluating the Positional Accuracy of Add-on Six-degrees-of-freedom Radiotherapy Couch in Couch Rotation for Image-guided Radiotherapy

Journal: Nihon Hoshasen Gijutsu Gakkai zasshi
Published: December 23, 2017
Showing 1-12 of 14

Last Updated: 09/26/2026