EN ISO 18739-2016 en Dentistry - Vocabulary of process chain for CAD CAM systems《牙科CAD CAM系统的过程链的词汇(ISO 18739 2016)》.pdf

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1、BSI Standards PublicationBS EN ISO 18739:2016Dentistry Vocabulary ofprocess chain for CAD/CAMsystems (ISO 18739:2016)BS EN ISO 18739:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO18739:2016.The UK participation in its preparation was entrusted to Techn

2、icalCommittee CH/106, Dentistry.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution

3、 2016. Published by BSI StandardsLimited 2016ISBN 978 0 580 82784 6ICS 11.060.01Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 April 2016.Amendments issued sin

4、ce publicationDate Text affectedEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 18739 April 2016 ICS 11.060.01 English Version Dentistry - Vocabulary of process chain for CAD/CAM systems (ISO 18739:2016) Mdecine bucco-dentaire - Vocabulaire de la chane de procd applicable aux systmes de CFA

5、O (ISO 18739:2016) Zahnheilkunde - Vokabular der Prozesskette fr CAD/CAM-Systeme (ISO 18739:2016) This European Standard was approved by CEN on 20 February 2016. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard

6、 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, F

7、rench, 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, Bulgar

8、ia, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turk

9、ey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2016 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. R

10、ef. No. EN ISO 18739:2016 EBS EN ISO 18739:2016EN ISO 18739:2016 (E) 3 European foreword This document (EN ISO 18739:2016) has been prepared by Technical Committee ISO/TC 106 “Dentistry“ in collaboration with Technical Committee CEN/TC 55 “Dentistry” the secretariat of which is held by DIN. This Eur

11、opean Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2016, and conflicting national standards shall be withdrawn at the latest by October 2016. Attention is drawn to the possibility that some of the el

12、ements of this document may be the subject of patent rights. CEN and/or CENELEC 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

13、European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia,

14、 Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 18739:2016 has been approved by CEN as EN ISO 18739:2016 without any modification. BS EN ISO 18739:2016ISO 18739:2016(E)Foreword ivIntroduction v1 Scope . 12 Normative references 13 Terms and def

15、initions . 13.1 Process step terms . 13.2 Measurement and calibration terms 6Annex A (informative) Flow chart of process chain for CAD/CAM-systems . 9Index .10 ISO 2016 All rights reserved iiiContents PageBS EN ISO 18739:2016ISO 18739:2016(E)ForewordISO (the International Organization for Standardiz

16、ation) 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

17、 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 Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.The procedures used to

18、 develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of th

19、e ISO/IEC Directives, Part 2. www.iso.org/directivesAttention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during th

20、e development of the document will be in the Introduction and/or on the ISO list of patent declarations received. www.iso.org/patentsAny trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the meaning of ISO

21、specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT), see the following URL: Foreword - Supplementary informationThe committee responsible for this document is ISO/TC 106, Dentistry

22、, Subcommittee SC 9, CAD/CAM-Systems.iv ISO 2016 All rights reservedBS EN ISO 18739:2016ISO 18739:2016(E)IntroductionTerms and designations for individual system parts and process steps used in product descriptions and instructions for use provided by the manufacturers of dental CAD/CAD systems diff

23、er from each other, thus creating confusion among dentists and dental technicians. In order to overcome these ambiguities, it was decided to prepare an International Standard for terminology used in the process chain for CAD/CAM systems.For the purposes of illustrating the logic sequence of the proc

24、ess chain for CAD/CAM systems, a flow chart of this process chain is shown in Annex A. ISO 2016 All rights reserved vBS EN ISO 18739:2016BS EN ISO 18739:2016Dentistry Vocabulary of process chain for CAD/CAM systems1 ScopeThis International Standard specifies terms, synonyms for terms and definitions

25、 used in the process chain for CAD/CAM systems in dentistry.2 Normative referencesThe following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the lat

26、est edition of the referenced document (including any amendments) applies.ISO 1942, Dentistry VocabularyISO 5725-1, Accuracy (trueness and precision) of measurement methods and results Part 1: General principles and definitionsISO 16443, Dentistry Vocabulary for dental implants systems and related p

27、rocedureISO/ASTM 52900, Additive manufacturing General principles Terminology3 Terms and definitionsFor the purposes of this document, the terms and definitions given in ISO 1942, ISO 5725-1, ISO 16443, ISO/ASTM 52900 and the following apply.NOTE In the following, first the preferred term and then t

28、he synonyms which have been in use so far are given. For the future it is recommended to use the preferred terms instead of the synonyms.3.1 Process step terms3.1.13D data acquisitionthree dimensional data acquisition3D digitization and generation of a digital data set3.1.23D data acquisition system

29、three dimensional data acquisition systemhardware and software used for 3D data acquisition3.1.33D scanning3D digitizingraw data acquisitionmethod of acquiring the shape and size of an object as a 3-dimensional representation by recording x,y,z coordinates on the objects surface and through software

30、 the collection of points is converted into digital dataNote 1 to entry: This collection of data via the scanning process creates a raw data set (3.1.14).INTERNATIONAL STANDARD ISO 18739:2016(E) ISO 2016 All rights reserved 1BS EN ISO 18739:2016ISO 18739:2016(E)Note 2 to entry: Typical scanning meth

31、ods use some amount of automation, coupled with a touch probe or an optical sensor, or other device.SOURCE: ISO/ASTM 52900:2015, definition 2.4.1, modified3.1.4additive manufacturingAMprocess of joining materials to make parts from 3D model data, usually layer upon layer, as opposed to subtractive m

32、anufacturing and formative manufacturing methodologiesSOURCE: ISO/ASTM 52900:2015, definition 2.1.2, modified3.1.5artifactany undesired alteration of data introduced in a digital process by an involved technique and/or technology3.1.6CADcomputer-aided designhardware and software supporting the desig

33、ning processNote 1 to entry: The acronym CAD is commonly used as preferred term.3.1.7CAD datadesign data setresult of the CAD process (3.1.8) gained by manipulating the model data set for the purposes of transfer to the CAM system3.1.8CAD processdesign process (DEPRECATED)process of generating desig

34、n data sets3.1.9CAD softwaredesign systemsystem for the generation of a design data set3.1.10CAMcomputer-aided manufacturinghardware and software supporting the manufacturing processNote 1 to entry: The acronym CAM is commonly used as preferred term.3.1.11CAM systemmanufacturing systemdigitally cont

35、rolled system for the manufacture of CAD/CAM dental restorationsEXAMPLE Milling machine, CAM software.3.1.12CAM softwaresoftware used for manipulating design data for manufacturingEXAMPLE Software for the calculation of milling paths.2 ISO 2016 All rights reservedBS EN ISO 18739:2016ISO 18739:2016(E

36、)3.1.13data recordone or more data items treated as a unit within a data set3.1.14data setcomplete numerical descriptionEXAMPLE Raw data set (dot model), digitization data set (manipulated raw data set), surface model, facet model or volume model.Note 1 to entry: Raw data set is obtained by processi

37、ng scanning data.3.1.15data structuredefined format interrelating the data (records) in the data set3.1.16dental CAD/CAM systema set of hardware, software, materials, and devices, used to fabricate dental restorationsNote 1 to entry: Hardware and software are used for data acquisition, design and ma

38、nufacturing.3.1.17dental CAD/CAM restorationdental restoration (3.1.18) produced by a dental CAD/CAM system3.1.18dental restorationany kind of restoration which replaces intra-oral hard and/or soft tissues3.1.19design data manipulation processCAD data manipulation processprocess of generating the ma

39、nufacturing data setEXAMPLE Tooth path generation process.3.1.20digital impressionacquisition of a data set with the numerical 3D-representation of the surfaces from the patient directly3.1.21digitizing devicehardware for computer-aided design and manufacturing of custom-made indirect dental restora

40、tions used to record the topographical characteristics (e.g. surface) of teeth and surrounding tissues, implant connecting components, dental impressions, dental moulds or stone models by analogue or digital methodsNote 1 to entry: These systems consist of a scanning device, hardware and software.No

41、te 2 to entry: A surface digitization procedure starts with the generation of actually measured surface points (or their conversion, for example, in STL format), which are the measured digitization data. In most digitizing systems, the measured points are mathematically processed by operations such

42、as: matching filtering weighing selective removal smoothing, etc. ISO 2016 All rights reserved 3BS EN ISO 18739:2016ISO 18739:2016(E)Note 3 to entry: This results in the processed digitization data (or surface data). These data depend very much on, for example, the digitization protocol (for example

43、 the number of passes), the extraction method of a surface from the raw data points and the matching of point clouds.3.1.22direct errorerror resulting in corrupted set of data values in its intended use3.1.23fitrange of tightness or looseness between two or more mating partsNote 1 to entry: It is re

44、lative to a device, process or material in the accurate reproduction of a copy or product that has the accuracy within the tolerance of the device, process, or material used.3.1.24indirect data acquisitiondata acquisition process performed not directly on the patient3.1.25indirect dental restoration

45、any kind of restoration manufactured extraorally which replaces intra-oral hard and/or soft tissuesEXAMPLE Crowns, bridges, inlays, implant superstructures, prostheses, provisional restorations.3.1.26indirect errorerror resulting in corrupted set of data values when communicating the data from one d

46、evice or software to another3.1.27IGESinitial graphics exchange specificationplatform neutral CAD data exchange format intended for exchange of product geometry and geometry annotation informationNote 1 to entry: The abbreviation IGES is commonly used as preferred term.SOURCE: ISO/ASTM 52900:2015, d

47、efinition 2.4.10, modified3.1.28manufacturing data setmanufacturing process data setdata set, resulting from the manipulation of the design data, used for the manufacturing processEXAMPLE CAM software output file.3.1.29transfer functionrelative accuracy between a devices output measurement and the d

48、evices returned data value measurement that can be mathematically calculated and independently be measured3.1.30laboratory aidlaboratory accessorytool, prosthetic implement or oral replication not directly applied to the patientEXAMPLE Master model.4 ISO 2016 All rights reservedBS EN ISO 18739:2016I

49、SO 18739:2016(E)3.1.31light scanningstructured light scanning method using a narrowband spectrum of various light waves (e.g. blue, white, red) to scan a 3D object with precise measurements independent of environmental lighting conditions3.1.32optical scanningmethod and process of a scanning device that uses an optical lens to collect raw data from an observed object that can be digitized to a usable form so that a computer can produce an representative image3.1.33polygonizationaction of creating a surface by means of connec

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