Gantry angle dependent beam control optimization of a traveling wave linear accelerator to improve VMAT delivery
نویسندگان
چکیده
منابع مشابه
VMAT linear accelerator commissioning and quality assurance: dose control and gantry speed tests
In VMAT treatment delivery the ability of the linear accelerator (linac) to accurately control dose versus gantry angle is critical to delivering the plan correctly. A new VMAT test delivery was developed to specifically test the dose versus gantry angle with the full range of allowed gantry speeds and dose rates. The gantry-mounted IBA MatriXX with attached inclinometer was used in movie mode ...
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Volumetric-modulated arc therapy (VMAT) treatment delivery requires three key dynamic components; gantry rotation, dose rate modulation, and multi-leaf collimator motion, which are all simultaneously varied during the delivery. Misalignment of the gantry angle can potentially affect clinical outcome due to the steep dose gradients and complex MLC shapes involved. It is essential to develop inde...
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ژورنال
عنوان ژورنال: Journal of Applied Clinical Medical Physics
سال: 2020
ISSN: 1526-9914,1526-9914
DOI: 10.1002/acm2.13047