ISO/TR TECHNICAL REPORT 24422 First edition 2022-12 Development of a water equivalent phantom to measure the physical characteristics of specific radiosurgery treatment devices Développement d'un fantome équivalent eau pour le mesurage des traitement de radio-chirurgie Reference number IS0/TR24422:2022(E) ISO @ ISO 2022 IS0/TR 24422:2022(E) COPYRIGHTPROTECTED DOCUMENT @ISO2022 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on or ISoO's member body in the country of the requester. ISO copyright office CP 40i : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2022 - All rights reserved