IEC INTERNATIONAL STANDARD 61847 First edition 1998-01 Ultrasonics - Surgical systems - Measurement and declaration of the basic output characteristics Ultrasons - Systemes de chirurgie Mesure et déclaration des caractéristiques de sortie IEC Reference number CEI/IEC 61847:1998(E) Numbering As from 1 January 1997 all IEC publications are issued with a designation in the 60000 series. Consolidated publications 1.0, 1.1 and 1.2 refer, respectively, to the base publication, the base publication incorporating amendment 1 and the base publication incorporating amendments 1 and 2. Validity of this publication The technical content of IEC publications is kept under constant review by the IEC, thus ensuring that the content reflects current technology. Information on the revision work, the issue of revised editions and amendments may be obtained from IEC National Committees and from the following IEC sources: IEC Bulletin IEC Yearbook On-line access* Catalogue of IEC publications Published yearly with regular updates (On-line access) Terminology, graphical and letter symbols For general terminology, readers are referred to IEC 60050: International Electrotechnical Vocabulary (IEV), equipment. Index, survey and compilation of the single sheets and IEC 60617: Graphical symbols for diagrams. IEC publications prepared by the same technical committee The attention of readers is drawn to the end pages of this publication which list the IEC publications issued by the technical committee which has prepared the present publication. See web site address on title page. IEC INTERNATIONAL STANDARD 61847 First edition 1998-01 Ultrasonics - Surgical systems Measurement and declaration of the basic output characteristics Ultrasons - $ Systemes de chirurgie Mesure et déeclaration des caractéristiques de sortie @ IEc 1998 Droits de reproduction réserves Copyright - all rights reserved Aucune partie de cette publication ne peut etre reproduite ni No part of this publication may be reproduced or utilized in utilisee sous quelque forme que ce soit et par aucun any form or by any means, electronic or mechanical, procede, electronique ou mecanique, y compris la photo- including photocopying and microfilm, without permission in copie et les microfilms, sans I'accord ecrit de I'editeur. writing from the publisher. International Electrotechnical Commission 3, rue de Varembé Geneva, Switzerland Telefax: +41 22 919 0300 e-mail: [email protected] IEC web site http: /www.iec.ch CODE PRIX V Commission Electrotechnique Internationale PRICE CODE International Electrotechnical Commission MemAyHapoAHan 3neKTpoTexHMyeckan KoMuCcMA Pour prix, voir catalogue en vigueur For price, see current catalogue