EN ISO 3964:2016/A1:2019
(Amendment)Dentistry - Coupling dimensions for handpiece connectors - Amendment 1: Interface dimensions (ISO 3964:2016/Amd 1:2018)
Dentistry - Coupling dimensions for handpiece connectors - Amendment 1: Interface dimensions (ISO 3964:2016/Amd 1:2018)
2019-01-21: Parallel process missed, so adoption of published ISO
Zahnheilkunde - Kupplungsmaße für Handstückverbindungen - Änderung 1 (ISO 3964:2016/Amd 1:2018)
Médecine bucco-dentaire - Dimensions d'accouplement pour pièces à main dentaires - Amendement 1 (ISO 3964:2016/Amd 1:2018)
Zobozdravstvo - Priključne mere za priključke za vrteče se zobne pripomočke - Dopolnilo A1: Mere vmesnika (ISO 3964:2016/Amd 1:2018)
Ta mednarodni standard določa priključke med vrtečimi se zobnimi pripomočki in motorji, ki so povezani z dentalnimi enotami.
Ta mednarodni standard določa nominalne mere, odstopanja in ekstrakcijsko silo priključnih sistemov za uporabo med vrtečim se zobnim pripomočkom in motorjem, ki zobni pripomoček oskrbuje z vodo, zrakom, svetlobo in rotacijsko energijo.
General Information
Relations
Overview
EN ISO 3964:2016/A1:2019 is the CEN adoption of ISO 3964:2016 Amendment 1 (ISO 3964:2016/Amd 1:2018). It is an amendment to the international standard that specifies coupling and interface dimensions for dental handpiece connectors. The amendment corrects dimensional tolerances and updates technical drawings (Figures 5–8) to ensure consistent mechanical interchangeability of handpiece connectors across manufacturers. The amendment was approved by CEN in 2019 and adopted as a European standard for national implementation.
Key topics and technical requirements
- Scope: Interface (coupling) dimensions for rotating dental handpiece connectors used in dentistry.
- Tolerance and dimensional corrections (selected items from the amendment):
- Change tolerance for dimension “∅18,8” to ∅18,8 ± 0,1.
- Replace tolerance for dimension “∅17,8” as indicated in the amendment.
- Change dimensional inequality signs in drawings (examples): ≥10,8 → ≤10,8, ≥7,8 → ≤7,8, ≤6,1 → ≥6,1.
- Corrections to the motor body drawing in Figure 6 and full replacement of Figures 5, 6, 7, 8 with revised illustrations.
- Documentation: Amendment preserves the original ISO text while making precise graphical and tolerance updates; users should consult the updated figures and notes for manufacturing and inspection.
- Regulatory note: CEN members were required to adopt the amendment into national standards (endorsement or identical publication) by April 2020. Potential patent rights may apply to elements of the design.
Practical applications
- Ensures interchangeability and safe mechanical fit between dental handpieces and instrument motors or tubing across different brands.
- Guides product design and R&D for dental handpiece manufacturers to meet standardized connector dimensions.
- Used for quality control, incoming inspection and acceptance testing in manufacturing and procurement.
- Supports technical specifications in tenders and regulatory filings where standardized connector dimensions are required.
Who uses this standard
- Dental equipment and handpiece manufacturers
- Design and mechanical engineering teams for dental devices
- Quality assurance and metrology labs
- Procurement specialists specifying compatible components
- National standards bodies and conformity assessment organizations
Related standards
- Base document: ISO 3964:2016 (Dentistry - Coupling dimensions for handpiece connectors) and its Amendment 1 (ISO 3964:2016/Amd 1:2018), adopted as EN ISO 3964:2016/A1:2019 by CEN.
Keywords: dentistry standard, handpiece connectors, coupling dimensions, interface dimensions, EN ISO 3964:2016/A1:2019, ISO 3964 amendment, dental equipment standard, connector tolerances.
Frequently Asked Questions
EN ISO 3964:2016/A1:2019 is a amendment published by the European Committee for Standardization (CEN). Its full title is "Dentistry - Coupling dimensions for handpiece connectors - Amendment 1: Interface dimensions (ISO 3964:2016/Amd 1:2018)". This standard covers: 2019-01-21: Parallel process missed, so adoption of published ISO
2019-01-21: Parallel process missed, so adoption of published ISO
EN ISO 3964:2016/A1:2019 is classified under the following ICS (International Classification for Standards) categories: 11.060.20 - Dental equipment; 11.060.25 - Dental instruments. The ICS classification helps identify the subject area and facilitates finding related standards.
EN ISO 3964:2016/A1:2019 has the following relationships with other standards: It is inter standard links to EN ISO 3964:2016, prEN ISO 3964-1. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
You can purchase EN ISO 3964:2016/A1:2019 directly from iTeh Standards. The document is available in PDF format and is delivered instantly after payment. Add the standard to your cart and complete the secure checkout process. iTeh Standards is an authorized distributor of CEN standards.
Standards Content (Sample)
SLOVENSKI STANDARD
01-december-2019
Zobozdravstvo - Priključne mere za priključke za vrteče se zobne pripomočke -
Dopolnilo A1: Mere vmesnika (ISO 3964:2016/Amd 1:2018)
Dentistry - Coupling dimensions for handpiece connectors - Amendment 1: Interface
dimensions (ISO 3964:2016/Amd 1:2018)
Zahnheilkunde - Kupplungsmaße für Handstückverbindungen - Änderung 1 (ISO
3964:2016/Amd 1:2018)
Médecine bucco-dentaire - Dimensions d'accouplement pour pièces à main dentaires -
Amendement 1 (ISO 3964:2016/Amd 1:2018)
Ta slovenski standard je istoveten z: EN ISO 3964:2016/A1:2019
ICS:
11.060.20 Zobotehnična oprema Dental equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN ISO 3964:2016/A1
EUROPEAN STANDARD
NORME EUROPÉENNE
October 2019
EUROPÄISCHE NORM
ICS 11.060.25
English Version
Dentistry - Coupling dimensions for handpiece connectors
- Amendment 1: Interface dimensions (ISO
3964:2016/Amd 1:2018)
Médecine bucco-dentaire - Dimensions d'accouplement Zahnheilkunde - Kupplungsmaße für
pour pièces à main dentaires - Amendement 1 (ISO Handstückverbindungen - Änderung 1 (ISO
3964:2016/Amd 1:2018) 3964:2016/Amd 1:2018)
This amendment A1 modifies the European Standard EN ISO 3964:2016; it was approved by CEN on 5 August 2019.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of
this amendment into the relevant 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 amendment 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, Turkey 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
© 2019 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 3964:2016/A1:2019 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
European foreword
The text of ISO 3964:2016/Amd 1:2018 has been prepared by Technical Committee ISO/TC 106
"Dentistry” of the International Organization for Standardization (ISO) and has been taken over as
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 April 2020, and conflicting national standards shall be
withdrawn at the latest by April 2020.
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.
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, Turkey and the
United Kingdom.
Endorsement notice
The text of ISO 3964:2016/Amd 1:2018 has been approved by CEN as EN ISO 3964:2016/A1:2019
without any modification.
INTERNATIONAL ISO
STANDARD 3964
Third edition
2016-11-01
AMENDMENT 1
2018-06
Dentistry — Coup
...
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