Author: K.L. Yun, et al, Allegheny Health Network (USA) Summary: The clinical physics group compared the sensitivity of the IQM System to beam energy changes against 4 other conventional methods. They concluded that the IQM device was approximately twice as sensitive as the other chamber methods. .
Measuring Photon Beam Energy Changes on an Elekta Versa HD using 5 methods Read More »
Author: Y. Liang, et al, Allegheny Health Network (USA) Summary: The clinical physics group compared Sun Nuclear SRS MapCheck and IQM for the patient-specific QA of three single ISO multi-met SRS plans created with the Brainlab Elements MME TPS. They concluded that both systems showed good agreement between the QA results, but that the QA
Comparison of IQM and SRS MapCheck for pre-treatment SRS/SRT QA Read More »
Author: Melissa Ghafarian, et al, Vanderbilt University Medical Center, Nashville, USA Summary: The purpose of this study was to compare pre-treatment VMAT QA measurements and evaluate the MLC error sensitivity of two detectors: the IQM System and the Varian Portal Dosimetry System.
Comparison of pre-treatment VMAT QA between IQM and Varian Portal Dosimetry Read More »
Author: Cinzia Talamonti, et al, University of Florence (Italy) Summary: Evaluation of the combined use of the IQM system and SoftDiso portal dosimetry software, for in vivo dose monitoring by simultaneous detection of delivery and patient setup errors in whole breast irradiation. The combined use of the IQM and SoftDiso allows for fast identification of
Combined use of IQM and an EPID-Based In Vivo Dose Monitoring System Read More »
Author: Adam Harpley, et al, Vanderbilt University Medical Center, Nashville (USA) Summary: The clinical physics group introduced a variety of clinically significant treatment delivery errors into 8 retrospective SBRT plans and compared the error sensitivity of IQM to their Varian Portal Dosimetry system.
Evaluation of the signal response with the EPID and the IQM for SBRT QA Read More »
Author: Stephen Martinez, et al, Vanderbilt University Medical Center, Nashville (USA) Summary: The clinical physics group aimed to compare the capability of the iQM system for optimizing MLC model specific parameters: Dynamic Leaf Gap and Transmission Factor to a IBA MatriXX spatial array. IQM shows a VERY small variation in the measured results and is
Optimization of DLG and MLC transmission factors Read More »
Author: Oluwaseyi M. Oderinde, et al, University of the Free State, Bloemfontein (South Africa) Summary: Assess the dose variation sensitivity of two quality assurance (QA) devices (IQM and MatriXXEvolution)
Sensitivity evaluation of two QA system to organ-dose variation of VMAT plans Read More »
Author: Masahide Saito, et al, University of Yamanachi (Japan) Summary: This article compares the MLC error sensitivity of various measurement devices for VMAT pre‐treatment quality assurance (QA).
Comparison of MLC error sensitivity of various QA systems for VMAT Plan QA Read More »
Author: Kilian Michel, Lake Constance Radiation Oncology Center, Singen-Friedrichshafen (Germany) Summary: Sensitivity of PTW Octavius, IBA Dolphin and IQM for various delivery errors
Correlation of error detection sensitivities for two VMAT QA systems Read More »
Author: Sonja Wegener, et al, Unversity Clinic Wurzburg (Germany) Summary: Evaluation of the IQM System for IMRT plan QA. The IQM Calculation algorithm has been validated for a wide spectrum of clinical IMRT cases. The error sensitivity of the IQM System has been tested with a variety of induced errors. The error detection capability of
IMRT Plan QA with IQM Read More »
