EN ISO 10394:2024

SLOVENSKI STANDARD
01-junij-2024
Zobozdravstvo - Sistem označb za nadštevilne zobe (ISO 10394:2023)
Dentistry - Designation system for supernumerary teeth (ISO 10394:2023)
Zahnheilkunde - Bezeichnungssystem für überzählige Zähne (ISO 10394:2023)
Médecine bucco-dentaire - Système de désignation des dents surnuméraires (ISO
10394:2023)
Ta slovenski standard je istoveten z: EN ISO 10394:2024
ICS:
11.060.01 Zobozdravstvo na splošno Dentistry in general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN ISO 10394
EUROPEAN STANDARD
NORME EUROPÉENNE
March 2024
EUROPÄISCHE NORM
ICS 11.060.01
English Version
Dentistry - Designation system for supernumerary teeth
(ISO 10394:2023)
Médecine bucco-dentaire - Code de désignation des Zahnheilkunde - Bezeichnungssystem für überzählige
dents surnuméraires (ISO 10394:2023) Zähne (ISO 10394:2023)
This European Standard was approved by CEN on 16 March 2024.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2024 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 10394:2024 E
worldwide for CEN national Members.

Contents Page
European foreword . 3

European foreword
The text of ISO 10394:2023 has been prepared by Technical Committee ISO/TC 106 "Terminology” of
the International Organization for Standardization (ISO) and has been taken over as EN ISO 10394:2024
by Technical Committee CEN/TC 55 “Dentistry” the secretariat of which is held by DIN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by September 2024, and conflicting national standards
shall be withdrawn at the latest by September 2024.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national standards body.
A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 10394:2023 has been approved by CEN as EN ISO 10394:2024 without any modification.

INTERNATIONAL ISO
STANDARD 10394
First edition
2023-02
Dentistry — Designation system for
supernumerary teeth
Médecine bucco-dentaire — Système de désignation des dents
surnuméraires
Reference number
ISO 10394:2023(E)
ISO 10394:2023(E)
© ISO 2023
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
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.
ISO copyright office
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CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii
ISO 10394:2023(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principles . 1
5 Designation of supernumerary teeth . 1
5.1 Supernumerary teeth located within one of the four quadrants of the mouth . 1
5.1.1 First character . 1
5.1.2 Second character . 2
5.2 Supernumerary teeth located in the midline area . 2
Bibliography . 4
iii
ISO 10394:2023(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 committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electr
...