1、 IEC/TS 62558 Edition 1.0 2011-03 TECHNICAL SPECIFICATION Ultrasonics Real-time pulse-echo scanners Phantom with cylindrical,artificial cysts in tissue-mimicking material and method for evaluation and periodic testing of 3D-distributions of void-detectability ratio(VDR)IEC/TS 62558:2011(E)colourinsi
2、deCopyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2011 IEC,Geneva,Switzerland All rights reserved.U
3、nless otherwise specified,no part of this publication may be reproduced or utilized in any form or by any means,electronic or mechanical,including photocopying and microfilm,without permission in writing from either IEC or IECs member National Committee in the country of the requester.If you have an
4、y questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,please contact the address below or your local IEC member National Committee for further information.Droits de reproduction rservs.Sauf indication contraire,aucune partie de cette publication ne
5、peut tre reproduite ni utilise sous quelque forme que ce soit et par aucun procd,lectronique ou mcanique,y compris la photocopie et les microfilms,sans laccord crit de la CEI ou du Comit national de la CEI du pays du demandeur.Si vous avez des questions sur le copyright de la CEI ou si vous dsirez o
6、btenir des droits supplmentaires sur cette publication,utilisez les coordonnes ci-aprs ou contactez le Comit national de la CEI de votre pays de rsidence.IEC Central Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:www.iec.ch About IEC publications The technical content of
7、 IEC publications is kept under constant review by the IEC.Please make sure that you have the latest edition,a corrigenda or an amendment might have been published.Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference nu
8、mber,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by ema
9、il.Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.Custom
10、er Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 Copyrighted material licensed to BR Demo by Thomson
11、 Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.IEC/TS 62558 Edition 1.0 2011-03 TECHNICAL SPECIFICATION Ultrasonics Real-time pulse-echo scanners Phantom with cylindrical,artificial cysts in tissue-m
12、imicking material and method for evaluation and periodic testing of 3D-distributions of void-detectability ratio(VDR)INTERNATIONAL ELECTROTECHNICAL COMMISSION X ICS 17.140.50 PRICE CODE ISBN 978-2-88912-377-3 Registered trademark of the International Electrotechnical Commission colourinsideCopyright
13、ed material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.2 TS 62558 IEC:2011(E)CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Normative references.7 3 Terms and defini
14、tions.7 4 Symbols.11 5 Ambient conditions of measurement with the phantom.12 6 Specification of TMM 3D artificial anechoic-cyst phantom.12 6.1 3D-phantom concept.12 6.2 General phantom specification.12 6.3 TMM specifications:.12 6.4 Anechoic targets.13 6.5 Phantom enclosure.13 6.6 Scanning surface:.
15、13 6.7 Dimensions.13 6.8 Phantom stability.14 6.9 Digitized image data.14 7 Principle of measurement using the 3D anechoic void phantom.15 7.1 General.15 7.2 Analysis.15 Annex A(informative)Description of construction of an example phantom and test results.17 Annex B(informative)System description.3
16、7 Annex C(informative)Rationale.38 Annex D(informative)Uniformity measurement.41 Bibliography.48 Figure A.1 Example of measurement test equipment.17 Figure A.2a)Package of TMM slices containing alternating void slices and attenuation slices of polyurethane foam.19 Figure A.2b)Holes of different diameters in the void slices allow the use of the phantom with different ultrasound frequencies(1 15 MHz).19 Figure A.2 TMM slices.19 Figure A.3 Structure of foam.19 Figure A.4 C-images of voids.20 Fig
