Ion radiation therapy system having magnetic fan beam former

Radiant energy – Irradiation of objects or material – Ion or electron beam irradiation

Reexamination Certificate

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C250S3960ML, C335S212000

Reexamination Certificate

active

08076657

ABSTRACT:
An improved beam forming system for ions used in radiation treatment employs a magnet system of successive quadrupole magnets to convert an ion pencil beam to a fan beam with reduced neutrons production compared with conventional beam spreading techniques using scattering foils.

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