IEC_61223-3-4-2000.pdf

INTERNATIONALSTANDARDIEC61223-3-4First edition2000-03Evaluation and routine testing in medicalimaging departments Part 3-4:Acceptance tests Imaging performance of dental X-ray equipmentEssais dvaluation et de routine dans les servicesdimagerie mdicale Partie 3-4:Essais dacceptation Performance dimagerie des appareilsde radiographie dentaireReference numberIEC 61223-3-4:2000(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.NumberingAs from 1 January 1997 all IEC publications are issued with a designation in the60000 series.Consolidated publicationsConsolidated versions of some IEC publications including amendments areavailable.For example,edition numbers 1.0,1.1 and 1.2 refer,respectively,to thebase publication,the base publication incorporating amendment 1 and the basepublication incorporating amendments 1 and 2.Validity of this publicationThe technical content of IEC publications is kept under constant review by the IEC,thus ensuring that the content reflects current technology.Information relating to the date of the reconfirmation of the publication is availablein the IEC catalogue.Information on the subjects under consideration and work in progress undertakenby the technical committee which has prepared this publication,as well as the listof publications issued,is to be found at the following IEC sources:IEC web site*Catalogue of IEC publicationsPublished yearly with regular updates(On-line catalogue)*IEC BulletinAvailable both at the IEC web site*and as a printed periodicalTerminology,graphical and letter symbolsFor general terminology,readers are referred to IEC 60050:InternationalElectrotechnical Vocabulary(IEV).For graphical symbols,and letter symbols and signs approved by the IEC forgeneral use,readers are referred to publications IEC 60027:Letter symbols to beused in electrical technology,IEC 60417:Graphical symbols for use on equipment.Index,survey and compilation of the single sheets and IEC 60617:Graphical symbolsfor diagrams.*See web site address on title page.LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.INTERNATIONALSTANDARDIEC61223-3-4First edition2000-03Evaluation and routine testing in medicalimaging departments Part 3-4:Acceptance tests Imaging performance of dental X-ray equipmentEssais dvaluation et de routine dans les servicesdimagerie mdicale Partie 3-4:Essais dacceptation Performance dimagerie des appareilsde radiographie dentairePRICE CODE IEC 2000 Copyright-all rights reservedNo part of this publication may be reproduced or utilized in any form or by any means,electronic ormechanical,including photocopying and microfilm,without permission in writing from the publisher.International Electrotechnical Commission3,rue de Varemb Geneva,SwitzerlandTelefax:+41 22 919 0300e-mail:inmailiec.ch IEC web site http:/www.iec.chVFor price,see current catalogue Commission Electrotechnique Internationale International Electrotechnical CommissionLICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 61223-3-4 IEC:2000(E)CONTENTSPageFOREWORD.4INTRODUCTION.6Clause1Scope and object.71.1Scope.71.2Object.72Normative references.83Terminology.83.1Degree of requirements.83.2Use of terms.93.3Defined terms.94General aspects of ACCEPTANCE TESTS.94.1General conditions to be considered in test procedures.94.2Documents and data for the tests.104.3Test conditions.104.4Scope of tests.114.5Test equipment including PHANTOMS and TEST DEVICES.114.6Evaluating the test results.135Test methods for dental X-RAY EQUIPMENT with intra-oral X-RAY IMAGE RECEPTOR.135.1Visual and functional tests.135.2*X-RAY TUBE VOLTAGE.135.3*TOTAL FILTRATION.145.4*FOCAL SPOT of the X-RAY TUBE.145.5Limitation and alignment of the X-RAY BEAM.155.6FOCAL SPOT TO SKIN DISTANCE.155.7*Reproducibility of RADIATION OUTPUT.165.8LINE PAIR RESOLUTION.165.9LOW CONTRAST RESOLUTION.166Test methods for dental panoramic X-RAY EQUIPMENT with extra-oral X-RAY IMAGERECEPTOR.176.1Visual and functional tests.176.2X-RAY TUBE VOLTAGE.176.3TOTAL FILTRATION.176.4FOCAL SPOT of the X-RAY TUBE.176.5Limitation and alignment of the X-RAY BEAM.176.6FOCAL SPOT TO SKIN DISTANCE.186.7Reproducibility of RADIATION OUTPUT.186.8LINE PAIR RESOLUTION.196.9LOW CONTRAST RESOLUTION.196.10RADIOGRAPHIC FILM cassettes with INTENSIFYING SCREENS.196.11Image homogeneity.196.12Indicators for patients positioning.206.13Panoramic layer.20LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.61223-3-4 IEC:2000(E)3 ClausePage7Test methods for dental cephalometric X-RAY EQUIPMENT with extra-oral X-RAY IMAGERECEPTOR.207.1Visual and functional tests.207.2X-RAY TUBE VOLTAGE.207.3TOTAL FILTRATION.207.4FOCAL SPOT of the X-RAY TUBE.207.5Limitation and alignment of the X-RAY BEAM.207.6FOCAL SPOT TO SKIN DISTANCE.217.7Reproducibility of RADIATION OUTPUT.217.8LI