Quality assurance and temporal stability of a 1.5 T MRI scanner for MR-guided Photon and Particle Therapy

Stefan Dorsch, Katharina Paul,Cedric Beyer,Christian P Karger,Oliver Jäkel,Jürgen Debus,Sebastian Klüter

Zeitschrift fur medizinische Physik（2023）

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摘要

A diagnostic MRI was commissioned for use in MR-guided particle therapy. Using a radiotherapy specific setup, a high geometric accuracy and signal homogeneity was obtained after some adaptions and the measured parameters were shown to be stable over a period of 20 months.

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关键词

Ion Beam Therapy,QA,Signal-to-Noise Ratio,Geometric Distortions,ACR-phantom

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