Results 101 to 110 of about 10,962 (218)

A recurrent neural network for rapid detection of delivery errors during real-time portal dosimetry. [PDF]

Phys Imaging Radiat Oncol, 2022
Bedford JL, Hanson IM.
europepmc   +1 more source

Extending in aqua portal dosimetry with dose inhomogeneity conversion maps for accurate patient dose reconstruction in external beam radiotherapy. [PDF]

Phys Imaging Radiat Oncol, 2022
Olaciregui-Ruiz I, Osinga-Blaettermann JM, Ortega-Marin K, Mijnheer B, Mans A.   +4 more
europepmc   +1 more source

Remote dosimetric auditing for intensity modulated radiotherapy: A pilot study

Physics and Imaging in Radiation Oncology, 2017
Background and Purpose: Electronic portal imaging devices (EPIDs) can be used to reconstruct dose inside a virtual phantom. This work aims to study the feasibility of using this method for remote dosimetry auditing of clinical trials.
Narges Miri, Joerg Lehmann, Kimberley Legge, Benjamin J. Zwan, Philip Vial, Peter B. Greer   +5 more
doaj   +1 more source

A transit portal dosimetry method for respiratory gating quality assurance with a dynamic 3D printed tumor phantom. [PDF]

J Appl Clin Med Phys, 2022
Tan HQ, Koh CWY, Tan LKR, Lew KS, Chua CGA, Ang KW, Lee JCL, Park SY.   +7 more
europepmc   +1 more source

Health Physics Department. Annual progress report 1 Januar - 31 December 1983 [PDF]

, 1978
Research in the Physics Department at Risø covers three main fields:Solid-state physicsPlasma physicsMeteorologyThe principal activities in these fields are presented in this report that covers the period from 1 January to 31 December 1978. Introductions
Risø National Laboratory, Roskilde
core   +11 more sources

Reduction of patient specific quality assurance through plan complexity metrics for VMAT plans with an open-source TPS script

Zeitschrift für Medizinische Physik
Purpose: Volumetric modulated arc therapy (VMAT) is a widespread technique for the delivery of normo-fractionated radiation therapy (NFRT) and stereotactic body radiation therapy (SBRT).
Klara Uher, Stefanie Ehrbar, Stephanie Tanadini-Lang, Riccardo Dal Bello   +3 more
doaj   +1 more source

In Vivo Dosimetry in Radiotherapy: Techniques, Applications, and Future Directions

Encyclopedia
In vivo dosimetry (IVD) is a vital component of modern radiotherapy, ensuring accurate and safe delivery of radiation doses to patients by measuring dose parameters during treatment.
James C. L. Chow, Harry E. Ruda
doaj   +1 more source

Investigating the effectiveness of monitoring relevant variations during IMRT and VMAT treatments by EPID-based 3D in vivo verification performed using planning CTs.

PLoS ONE, 2019
PURPOSE:The goal of this study was to investigate the effectiveness of monitoring relevant variations during treatments for electronic portal imaging device (EPID)-based 3D in vivo verification performed using planning CTs.
Yinghui Li, Jinhan Zhu, Jinping Shi, Lixin Chen, Xiaowei Liu   +4 more
doaj   +1 more source

Optimisation of a composite difference metric for prompt error detection in real-time portal dosimetry of simulated volumetric modulated arc therapy. [PDF]

Br J Radiol, 2021
Bedford JL, Hanson IM.
europepmc   +1 more source

A commissioning protocol for portal imaging-based radiotherapy in vivo dosimetry systems

Physics and Imaging in Radiation Oncology
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.
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   +10 more
doaj   +1 more source