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Published in 2022 at "Journal of Applied Clinical Medical Physics"
DOI: 10.1002/acm2.13615
Abstract: Abstract Purpose This study aims to investigate a star shot analysis using a three‐dimensional (3D) gel dosimeter for the imaging and radiation isocenter verification of a magnetic resonance linear accelerator (MR‐Linac). Methods A mixture of…
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Keywords:
star shot;
linac;
analysis;
magat gel ... See more keywords
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Published in 2023 at "Journal of applied clinical medical physics"
DOI: 10.1002/acm2.13984
Abstract: PURPOSE Quality control (QC) is performed routinely through professional guidelines. However, the recommended QC frequency may not be optimal among different institutional settings. Here we propose a novel method for determining the optimal QC frequency…
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Keywords:
using risk;
quality control;
frequency;
linac ... See more keywords
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1
Published in 2018 at "Medical Physics"
DOI: 10.1002/mp.12699
Abstract: PURPOSE The purpose of this study was to acquire beam data for an MR-linac, with and without a 1.5 T magnetic field, by using a variety of commercially available detectors to assess their relative response in…
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Keywords:
linac;
field;
output factor;
magnetic field ... See more keywords
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Published in 2019 at "Medical physics"
DOI: 10.1002/mp.13826
Abstract: PURPOSE The superior soft-tissue contrast offered by the integrated magnetic resonance imaging (MRI) of the Unity MR-linac compared to the x-ray based image guidance on conventional linacs potentially allows for liver stereotactic body radiation therapy…
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Keywords:
linac;
right arm;
treatment plans;
position ... See more keywords
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Published in 2020 at "Medical physics"
DOI: 10.1002/mp.14503
Abstract: PURPOSE MRI is the gold-standard imaging modality for brain tumor diagnosis and delineation. The purpose of this work was to investigate the feasibility of performing brain stereotactic radiosurgery (SRS) with a 0.35 T MRI-guided linear…
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Keywords:
linac;
volume;
target;
cm3 ... See more keywords
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Published in 2021 at "Medical physics"
DOI: 10.1002/mp.15077
Abstract: PURPOSE Recently, high-precision radiotherapy systems have been developed by integrating computerized tomography or magnetic resonance imaging to enhance the precision of radiotherapy. For integration with additional imaging systems in a limited space, miniaturization and weight…
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Keywords:
linac;
band;
precision radiotherapy;
beam ... See more keywords
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Published in 2022 at "Medical physics"
DOI: 10.1002/mp.15920
Abstract: PURPOSE Ultra-high dose rate FLASH irradiation (FLASH-IR) has been shown to cause less normal tissue damage compared with conventional irradiation (CONV-IR), this is known as the "FLASH effect". It has attracted immense research interest because…
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Keywords:
ultra high;
dose rate;
dose;
linac ... See more keywords
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Published in 2018 at "Physica Medica"
DOI: 10.1016/j.ejmp.2018.06.163
Abstract: Purpose The introduction of MR-guided radiotherapy (MRgRT) into clinical practice opens a lot of new possibilities and at the same time presents novel challenges. Funded by the German Research Foundation, a Viewray MRIdian Linac was…
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Keywords:
linac;
treatment;
step;
clinical deployment ... See more keywords
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1
Published in 2018 at "Physica B: Condensed Matter"
DOI: 10.1016/j.physb.2018.06.009
Abstract: Abstract The Kyoto University electron linac, KURRI-LINAC, has been used for executing a project to develop methodology for the integrity evaluation of nuclear fuels, named the N-DeMAIN (Development of Non-Destructive Methods Adapted for Integrity test…
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Keywords:
linac;
electron linac;
electron;
kyoto university ... See more keywords
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Published in 2021 at "World neurosurgery"
DOI: 10.1016/j.wneu.2021.12.087
Abstract: OBJECTIVE Adjuvant radiotherapy (RT) can help achieve local tumor control (LC) and reduce hormonal overexpression for pituitary adenomas (PAs). Prior reports involved Gamma Knife or older LINAC techniques. We report on long-term outcomes for modern…
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Keywords:
linac;
secretory;
non secretory;
safe effective ... See more keywords
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1
Published in 2018 at "Physics in medicine and biology"
DOI: 10.1088/1361-6560/aa9dbf
Abstract: Electronic portal imaging devices (EPIDs) are frequently used in external beam radiation therapy for dose verification purposes. The aim of this study was to investigate the dose-response characteristics of the EPID in the Unity MR-linac…
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Keywords:
linac;
epid unity;
unity linac;
dosimetric applications ... See more keywords