ISO INTERNATIONAL STANDARD 3950 Fourthedition 2016-03-15 Dentistry - Designation system for teeth and areas of the oral cavity Medecine bucco-dentaire - Code de désignation des dents et des régionsdelacavitebuccale Reference number ISO3950:2016(E) ISO @IS02016 Not for Re i001, User=peng, Lu ted without license from IHS IS0 3950:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS02016,Published inSwitzerland All rights reserved. Unless otherwise specified, 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 the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Ch. de Blandonnet 8. CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +4122 749 09 47 [email protected] www.iso.org @ IS0 2016 - All rights reserved No reproduction or r networking permited without license from IHS NotforResale, 03/18/201608:57:41MDT IS0 3950:2016(E) Contents Page Foreword ..iv Introduction.. 1 Scope.... 2 Principles 3 Designation of areas of the oral cavity 4 Designation of teeth .2 Bibliography .4 iii thout license from IHS NotforRes 5001, User=peng, Lu No reproduction