Microsoft Word - Scientific Program IGRT 2016 Madrid V3

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MRI/Co ViewRay
Technical Configuration
Split MR magnet 0,3 T
Why 60 Co?
 Linac and MRI don’t match:
3 Co sources,
3 MLCs
 RF for acceleration
 RF for imaging
Why 0.3 T?
 High field causes a loss of
spatial integrity
 High field is more sensitive to
electron return effect