AAPM Task Group Report 307: use of EPIDs for patient‐specific IMRT and VMAT QA

N Dogan, BJ Mijnheer, K Padgett… - Medical …, 2023 - Wiley Online Library
Purpose Electronic portal imaging devices (EPIDs) have been widely utilized for patient‐
specific quality assurance (PSQA) and their use for transit dosimetry applications is …

Use of electronic portal imaging devices for pre-treatment and in vivo dosimetry patient-specific IMRT and VMAT QA: Report of AAPM Task Group 307

N Dogan, BJ Mijnheer, K Padgett… - Medical …, 2023 - pmc.ncbi.nlm.nih.gov
Purpose: Electronic Portal Imaging Devices (EPIDs) have been widely utilized for Patient-
Specific QA (PSQA) and their use for transit dosimetry applications is emerging. Yet there …

Detection and correction for EPID and gantry sag during arc delivery using cine EPID imaging

P Rowshanfarzad, M Sabet, DJ O'Connor… - Medical …, 2012 - Wiley Online Library
Purpose: Electronic portal imaging devices (EPIDs) have been studied and used for
pretreatment and in‐vivo dosimetry applications for many years. The application of EPIDs for …

Virtual EPID standard phantom audit (VESPA) for remote IMRT and VMAT credentialing

N Miri, J Lehmann, K Legge, P Vial… - Physics in Medicine & …, 2017 - iopscience.iop.org
A virtual EPID standard phantom audit (VESPA) has been implemented for remote auditing
in support of facility credentialing for clinical trials using IMRT and VMAT. VESPA is based …

Review of real time 2D Dosimetry in External Radiotherapy: Advancements and Techniques

L de Freitas Nascimento, A Gasparini - Radiation Measurements, 2024 - Elsevier
The objective of this paper is to provide a comprehensive review of the advancements and
techniques in real time two-dimensional (2D) dosimetry for external radiation therapy with …

Assessing the accuracy of electronic portal imaging device (EPID)‐based dosimetry: I. Quantities influencing long‐term stability

J Renaud, B Muir - Medical Physics, 2022 - Wiley Online Library
Purpose The aim of this study is to reduce the uncertainty associated with determining dose‐
to‐water using an amorphous silicon electronic portal imaging detector (EPID) under …

Electronic portal imaging device dosimetry

B McCurdy, P Greer, J Bedford - Clinical 3D dosimetry in modern …, 2017 - taylorfrancis.com
Historically, several different electronic technologies have been utilized to replace the role of
radiographic films in capturing the images, including the scanning liquid ionization chamber …

Transit dosimetry in dynamic IMRT with an a-Si EPID

M Sabet, P Rowshanfarzad, FW Menk… - Medical & biological …, 2014 - Springer
Using an amorphous silicon (a-Si) EPID for transit dosimetry requires detailed
characterization of its dosimetric response in a variety of conditions. In this study, a …

Assessing the accuracy of electronic portal imaging device (EPID)‐based dosimetry: II. Evaluation of a dosimetric uncertainty budget and development of a new film‐in …

J Renaud, B Muir - Medical Physics, 2022 - Wiley Online Library
Purpose The aim of this study is to reduce the uncertainty associated with determining dose‐
to‐water using an amorphous silicon electronic portal imaging detector (EPID) under …

Dose‐to‐water conversion for the backscatter‐shielded EPID: A frame‐based method to correct for EPID energy response to MLC transmitted radiation

BJ Zwan, BW King, DJ O'Connor, PB Greer - Medical physics, 2014 - Wiley Online Library
Purpose: To develop a frame‐by‐frame correction for the energy response of amorphous
silicon electronic portal imaging devices (a‐Si EPIDs) to radiation that has transmitted …