Results 201 to 210 of about 20,916 (244)

Positron camera for range verification of heavy-ion radiotherapy

open access: yesPositron camera for range verification of heavy-ion radiotherapy
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Respiratory gated irradiation system for heavy-ion radiotherapy

International Journal of Radiation Oncology*Biology*Physics, 2000
In order to reduce the treatment margin of the moving target due to breathing, we developed a gated irradiation system for heavy-ion radiotherapy.The motion of a patient due to respiration is detected by the motion of the body surface around the chest wall.
S, Minohara   +4 more
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[Heavy ion radiotherapy].

Nihon rinsho. Japanese journal of clinical medicine, 2000
Heavy-ion radiotherapy using high-energy carbon beams has been performed at the National Institute of Radiological Sciences, Japan. The physical frame works for heavy-ion radiotherapy are established using physical understandings of radiation physics. In order to increase the accuracy of heavy-ion radiotherapy, many physical problems should be solved ...
S, Morita   +3 more
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Heavy ion radiotherapy during pregnancy

Fertility and Sterility, 2010
To provide a safe particle therapy treatment for a pregnant woman with skull-base cancer.Case report.University clinic.A 27-year-old woman diagnosed for a skull-base chordoma and whose pregnancy was found during the course of radiotherapy with accelerated carbon ions.Therapy was continued as scheduled, and fetal dose produced by photons and neutrons ...
Marc W. Münter   +6 more
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The future of heavy ion radiotherapy

Medical Physics, 2008
Currently, there is an increasing interest in heavy ion radiotherapy (RT) and a number of new facilities are being installed in Europe and Japan. This development is accompanied by intensive technical, physical, and clinical research. The authors identify six research fields where progress is likely and propose a thesis on the expected achievements for
Oliver, Jäkel   +2 more
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Treatment planning for heavy ion radiotherapy

International Journal of Radiation Oncology*Biology*Physics, 1979
A computerized treatment planning system based on quantitative information in computerized tomographic (CT) scans has been developed for the heavy ion radiotherapy trials at the Lawrence Berkeley Laboratory. The CT number of each pixel is converted to a water equivalent length and used in the calculation of isoeffect dose distributions from multiport ...
G T, Chen   +4 more
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On the probability of cure for heavy-ion radiotherapy

Physics in Medicine and Biology, 2014
The probability of a cure in radiation therapy (RT)-viewed as the probability of eventual extinction of all cancer cells-is unobservable, and the only way to compute it is through modeling the dynamics of cancer cell population during and post-treatment.
Leonid, Hanin, Marco, Zaider
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Development of Heavy Ion Radiotherapy Facilities in China

2023
Hadron therapy offers superior dose conformity in the treatment of deep-seated tumors compared with conventional X-ray therapy due to its Bragg-peak feature of energy deposition in organs. Heavy ion medical machine (HIMM) was constructed on the basis of the experience gained from the Heavy Ion Research Facility in Lanzhou-Cooler Storage Ring (HIRFL-CSR)
Shi, Jian   +6 more
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Evaluation of beam wobbling methods for heavy‐ion radiotherapy

Medical Physics, 2008
The National Institute of Radiological Sciences (NIRS) has extensively studied carbon‐ion radiotherapy at the Heavy‐Ion Medical Accelerator in Chiba (HIMAC) with some positive outcomes, and has established its efficacy. Therefore, efforts to distribute the therapy to the general public should be made, for which it is essential to enable direct ...
Shunsuke, Yonai   +9 more
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Pions and Heavy Ions in Radiotherapy

Nature, 1972
This article considers the advantages and difficulties of using pions and heavy ions for cancer radiotherapy.
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