System characterization

Beyond Conventional QA: IQM Real-time Monitoring for Every Patient

Author: Kumagai, S., Teikyo University Hospital, Tokyo, Japan Summary: Shinobu Kumagai from Teikyo University Hospital presents the clinical integration of the IQM System for real-time beam monitoring in radiotherapy. The talk highlights its application in VMAT-TBI, Online-ART, and daily treatments, demonstrating how IQM enhances safety, accuracy, and workflow efficiency across a wide range of clinical […]

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Experience of IQM at Southampton for SRS cases

Author: Chandrasekaran, M., et al, University Hospital Southampton, United Kingdom Summary: Mekala Chandrasekaran from University Hospital Southampton presented their successful implementation of IQM for single-isocentre SRS treatments of multiple brain metastases. By extending beam modeling to sub-centimeter fields, the team achieved segment-by-segment accuracy within 3%, confirming IQM’s precision and reliability for complex stereotactic QA.

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Experience of IQM at Southampton for CNS and SRS cases

Author: Smith, L., et al, University Hospital Southampton, United Kingdom Summary: Laura Smith from University Clinic Southampton presents their experience using IQM for CNS and SRS treatments. By replacing Delta4 with IQM, her team reduced verification time from 3 hours to under 30 minutes per case. The presentation highlights IQM’s efficiency, automation, and suitability for

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Enhancing quality assurance in hybrid DCAT plans: The impact of reduced maximum dose rate

Author: Kollotzek, S., et al, Universitätsklinik für Strahlentherapie-Radioonkologie, Medizinische Universität Innsbruck,  Austria Summary: The goal of this project is to evaluate the accuracy of dose delivery for hybrid DCAT plans under different conditions, with a focus on how adjusting the linac’s maximum dose rate impacts the alignment between planned and delivered doses.

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External beams patient dose verification based on the IQM output signals

Author: Courage Mahuvava, et al, University of the Free State, Bloemfontein (South Africa) Summary: The purpose of this study was to make use of IQM field output signals to calculate the MUs delivered through an arbitrary treatment field in order to convert Monte Carlo-generated dose distributions in a patient model into absolute dose.

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