ISO INTERNATIONAL STANDARD 15087-4 First edition 2000-05-01 Dental elevators - Part 4: Coupland elevators Elévateurs dentaires - Partie 4: Elévateurs Coupland Reference number ISO 15087-4:2000(E) ISO @ ISO 2000 by IHS under lic Not for Resale ISO 15087-4:2000(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The ISO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by isO member bodies. In the ?ISO2000 All rights reserved. Unless 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 ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56.CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 734 10 79 E-mail [email protected] Web www.iso.ch Printed in Switzerland @IsO2000-All rightsreserved ermittedwithoutlicense from IHS Not for Resale ISO 15087-4:2000(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (IsO member bodies). The work of preparing International Standards is normally carried out through IsO technical liaison with sO, also take part in the work. IsO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote Attention is drawn to the possibility that some of the elements of this part of isO 15087 may be the subject of patent International Standard ISO 15087-4 was prepared by Technical Committee ISO/TC 106, Dentistry, Subcommittee SC 4, Dental instruments. IsO 15087 consists of the following parts, under the general title Dental elevators: Part 1:General requirements Part 2: Warwick James elevators Part 3: Cryer elevators Part 4: Coupland elevators Part 5: Bein elevators Part 6: Flohr elevators ii aadizao No reproductic neworkingmitedwithout licenefrmH Not for Resale INTERNATIONAL STANDARD ISO 15087-4:2000(E) Dental elevators - Part 4: Coupland elevators 1 Scope This part of IsO 15087 gives requirements, including dimensions, for Coupland dental elevators. NOTE Theseinstrumentsarealsocalledosseouschisels. 2 Normative references Thefollowingnormativedocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsof possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of IsO and IEC maintain registers of currently valid International Standards. IsO 1942-3, Dental vocabulary —Part 3: Dental instruments. IsO 15087-1:1999, Dental elevators Part 1: General requirements 3Terms and definitions For the purposes of this part of iSO 15087, the terms and definitions given in ISO 1942-3 apply. 4 Design and dimensions 4.1 General 4.1.1 Coupland elevators shall conform to the general requirements given in IsO 15087-1. 4.1.2（ Coupland elevators shall be grouped into the following types according to the shape of the working end: Type 1 = Straight, small working end -Type 2 = Straight, medium working end Type 3 = Straight, large working end 4.1.3 Coupland elevators shall be designed in accor