Evaluation of a commercial MRI Linac based Monte Carlo dose calculation algorithm with geant 4

SB Ahmad, A Sarfehnia, MR Paudel, A Kim… - Medical …, 2016 - Wiley Online Library
Purpose: This paper provides a comparison between a fast, commercial, in‐patient Monte
Carlo dose calculation algorithm (GPUMCD) and geant4. It also evaluates the dosimetric …

Experimental evaluation of a GPU‐based Monte Carlo dose calculation algorithm in the Monaco treatment planning system

MR Paudel, A Kim, A Sarfehnia… - Journal of Applied …, 2016 - Wiley Online Library
A new GPU‐based Monte Carlo dose calculation algorithm (GPUMCD), developed by the
vendor Elekta for the Monaco treatment planning system (TPS), is capable of modeling dose …

A GPU‐accelerated Monte Carlo dose calculation platform and its application toward validating an MRI‐guided radiation therapy beam model

Y Wang, TR Mazur, O Green, Y Hu, H Li… - Medical …, 2016 - Wiley Online Library
Purpose: The clinical commissioning of IMRT subject to a magnetic field is challenging. The
purpose of this work is to develop a GPU‐accelerated Monte Carlo dose calculation platform …

Experimental verification of magnetic field dose effects for the MRI-accelerator

AJE Raaijmakers, BW Raaymakers… - Physics in Medicine & …, 2007 - iopscience.iop.org
The MRI-linear accelerator system, currently being developed, is designed such that the
patient is irradiated in the presence of a magnetic field. This influences the dose distribution …

Development and evaluation of a GEANT4‐based Monte Carlo Model of a 0.35 T MR‐guided radiation therapy (MRgRT) linear accelerator

AU Khan, EA Simiele, R Lotey, LA DeWerd… - Medical …, 2021 - Wiley Online Library
Purpose The aim of this work was to develop and benchmark a magnetic resonance (MR)‐
guided linear accelerator head model using the GEANT4 Monte Carlo (MC) code. The …

Fast dose calculation in magnetic fields with GPUMCD

S Hissoiny, AJE Raaijmakers, B Ozell… - Physics in Medicine …, 2011 - iopscience.iop.org
A new hybrid imaging-treatment modality, the MRI-Linac, involves the irradiation of the
patient in the presence of a strong magnetic field. This field acts on the charged particles …

Dosimetric evaluation of the clinical implementation of the first commercial IMRT Monte Carlo treatment planning system at 6 MV

E Heath, J Seuntjens, D Sheikh‐Bagheri - Medical physics, 2004 - Wiley Online Library
In this work we dosimetrically evaluated the clinical implementation of a commercial Monte
Carlo treatment planning software (PEREGRINE, North American Scientific, Cranberry …

Monte Carlo characterization of skin doses in 6 MV transverse field MRI‐linac systems: effect of field size, surface orientation, magnetic field strength, and exit bolus

BM Oborn, PE Metcalfe, MJ Butson… - Medical …, 2010 - Wiley Online Library
Purpose: The main focus of this work is to continue investigations into the Monte Carlo
predicted skin doses seen in MRI‐guided radiotherapy. In particular, the authors aim to …

Development and validation of a 1.5 T MR‐Linac full accelerator head and cryostat model for Monte Carlo dose simulations

M Friedel, M Nachbar, D Mönnich, O Dohm… - Medical …, 2019 - Wiley Online Library
Purpose To develop, implement, and validate a full 1.5 T/7 MV magnetic resonance (MR)‐
Linac accelerator head and cryostat model in EGSnrc for high precision dose calculations …

Lung dosimetry in a linac‐MRI radiotherapy unit with a longitudinal magnetic field

C Kirkby, B Murray, S Rathee, BG Fallone - Medical physics, 2010 - Wiley Online Library
Purpose: There is interest in developing linac‐MR systems for MRI‐guided radiation
therapy. To date, the designs for such linac‐MR devices have been restricted to a transverse …