Zobrazeno 1 - 10
of 1 704
pro vyhledávání: '"EPID"'
Autor:
Marco Esposito, Riccardo Baldoni, Evy Bossuyt, Sara Bresciani, Catharine H Clark, Matthew Jones, Stephen Kry, Joseph Perry, Jeroen van de Kamer, Dirk Verellen, Nuria Jornet
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 32, Iss , Pp 100666- (2024)
Background and Purpose: With the availability of commercial electronic portal imaging detector-based in vivo dosimetry (EPID-based IVD) solutions, many radiotherapy departments are adopting this technology. However, comprehensive commissioning guidan
Externí odkaz:
https://doaj.org/article/bb69a193a025438ab9e8634c92d9d4db
Publikováno v:
Brazilian Journal of Radiation Sciences, Vol 12, Iss 3A (Suppl.) (2024)
Diante do cenário da rotina de verificação de fator output para blocos de elétrons manufaturados para pacientes e fora do padrão das medidas quadradas, o presente trabalho propõe uma metodologia de medida do fator output no EPID, validando com
Externí odkaz:
https://doaj.org/article/df73e2f7e9134773a827047a10c5e3b1
Publikováno v:
Zhongguo yiliao qixie zazhi, Vol 48, Iss 2, Pp 150-155 (2024)
ObjectiveA quality control (QC) system based on the electronic portal imaging device (EPID) system was used to realize the Multi-Leaf Collimator (MLC) position verification and dose verification functions on Primus and VenusX accelerators. Methods Th
Externí odkaz:
https://doaj.org/article/696b35ff308c43f2ba0b0f96a3d9d1ee
Publikováno v:
Iranian Journal of Physics Research, Vol 23, Iss 4, Pp 535-543 (2024)
در این پژوهش، امواج سالیتونی یون صوتی غیرخطی در یک سامانۀ پلاسمایی غباری شامل ذرات غبار زمینه با بار منفی، یونهای داغ دینامیکی، الکترون
Externí odkaz:
https://doaj.org/article/995a63af81d540f0b003f5c7b5b114b3
Autor:
Cristina Matesanz-López, Beatriz Raboso-Moreno, Leonardo Ernesto Saldaña-Pérez, María Jesús Rodríguez-Nieto, María Teresa Río-Ramírez
Publikováno v:
Open Respiratory Archives, Vol 6, Iss 1, Pp 100278- (2024)
Introduction: The role of oscillometry in interstitial lung disease (ILD) is still unclear. The main objective of our study was to describe the parameters determined by oscillometry in these patients and compare them with those obtained in convention
Externí odkaz:
https://doaj.org/article/82232d348f974b73bcbf67c473b81dff
Publikováno v:
Atom Indonesia, Vol 1, Iss 1, Pp 27-32 (2023)
Varian Halcyon 2.0 linear accelerator was launched and became available for clinical use in 2018. Therefore, it is necessary to evaluate the accuracy of exit fluence of the Halcyon 2.0 for quality assurance (QA) of head and neck cancer treatment plan
Externí odkaz:
https://doaj.org/article/e4c0e786c2d041d9a992810dc3c419f0
Akademický článek
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Autor:
Marios K. Tzomakas, Vasiliki Peppa, Antigoni Alexiou, Georgios Karakatsanis, Anastasios Episkopakis, Christos Michail, Ioannis Valais, George Fountos, Nektarios Kalyvas, Ioannis S. Kandarakis
Publikováno v:
Heliyon, Vol 9, Iss 10, Pp e21116- (2023)
Purpose: In this study an evaluation of the imaging performance of an electronic portal imaging device (EPID) is presented. The evaluation performed employing the QC-3V image quality phantom. Methods: An EPID system of a 6 MV LINAC, was used to obtai
Externí odkaz:
https://doaj.org/article/a125ebe65e764aad844b6ca96f242927
Autor:
Elena N. Vasina, Natalie Kong, Peter Greer, Jose Baeza Ortega, Tomas Kron, Joanna J. Ludbrook, David Thwaites, Joerg Lehmann
Publikováno v:
Physics and Imaging in Radiation Oncology, Vol 24, Iss , Pp 1-6 (2022)
Background and purpose: Real-time treatment monitoring with the electronic portal imaging device (EPID) can conceptually provide a more accurate assessment of the quality of deep inspiration breath-hold (DIBH) and patient movement during tangential b
Externí odkaz:
https://doaj.org/article/08ea604451104dcfb1099f25e7f7b806
Publikováno v:
Diagnostics, Vol 14, Iss 5, p 482 (2024)
Traditional positioning verification using cone-beam computed tomography (CBCT) may incur errors due to potential misalignments between the isocenter of CBCT and the treatment beams in radiotherapy. This study introduces an innovative method for veri
Externí odkaz:
https://doaj.org/article/5526a4575a4041709685bce68edf9308