BS EN 62220-1-2004 医疗电气设备.数字X光成像设备特性.量子检测效率的确定
时间:2024-05-25 13:30:14 来源: 标准资料网 作者：标准资料网 阅读：9763
【英文标准名称】:Medicalelectricalequipment.CharacteristicsofdigitalX-rayimagingdevices.Determinationofthedetectivequantumefficiency
【原文标准名称】:医疗电气设备.数字X光成像设备特性.量子检测效率的确定
【标准号】:BSEN62220-1-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-02-02
【实施或试行日期】:2004-02-02
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:临床检查器械;定义(术语);诊断(医学);诊断设备;数字的;数字信号;显示装置;电气工程;电气设备;医用电气设备;电医学;电子设备及元件;医疗设备;医疗放射照相术;医疗技术学;量子效率;辐射学;放射疗法;规范(验收);术语学;X射线仪;X射线图象增强器;X射线
【英文主题词】:Clinicalinvestigationinstruments;Definitions;Diagnosis(medical);Diagnosticequipment;Digital;Digitalsignals;Displayunits;Electricalengineering;Electricalequipment;Electricalmedicalequipment;Electromedicine;Electronicequipmentandcomponents;Medicalequipment;Medicalradiography;Medicaltechnology;Quantumefficiency;Radiology;Radiotherapy;Specification(approval);Terminology;X-rayapparatus;X-rayimageintensifiers;X-rays
【摘要】:ThispartofIEC62220specifiesthemethodforthedeterminationoftheDETECTIVEQUANTUMEFFICIENCY(DQE)ofDIGITALX-RAYIMAGINGDEVICESasafunctionofexposureandofSPATIALFREQUENCYfortheworkingconditionsintherangeofthemedicalapplicationasspecifiedbytheMANUFACTURER.ThispartofIEC62220isapplicabletoprojectionDIGITALX-RAYIMAGINGDEVICESproducingIMAGESindigitalformatthatareusedformedicaldiagnosis.ItisrestrictedtoDIGITALX-RAYIMAGINGDEVICESthatareusedforradiographicimaging,suchasCRsystems,selenium-basedsystems,flatpaneldetectors,opticallycoupledCCDdetectors,anddigitalX-RAYIMAGEINTENSIFIERSusedforsingleexposures.ThispartofIEC62220isnotapplicableto-DIGITALX-RAYIMAGINGDEVICESintendedtobeusedinmammographyorindentalradiography;-COMPUTEDTOMOGRAPHY:-systemsinwhichtheX-rayfieldisscannedacrossthepatient;and-devicesfordynamicimaging(whereseriesofimagesareacquired,asinfluoroscopicorcardiacimaging).NOTEThedevicesnotedaboveareexcludedbecausetheycontainmanyparameters(forinstance,beamqualities,geometry,timedependence,etc.)whichdifferfromthoseimportantforgeneralradiography.Itisintendedtotreatsomeofthesetechniquesinseparatestandardsashasbeendoneforothertopics,forinstanceforspeedandcontrast,inIECandISOstandards.
【中国标准分类号】:C43
【国际标准分类号】:11_040_50
【页数】:32P;A4
【正文语种】:英语
【英文标准名称】:
【原文标准名称】:沥青屋面毡
【标准号】:JISA6206-1995
【标准状态】:作废
【国别】:日本
【发布日期】:1995-03-01
【实施或试行日期】:1995-03-01
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:粒状高炉渣集料;粒状材料;混凝土
【英文主题词】:
【摘要】:
【中国标准分类号】:Q17
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:Foodprocessingmachinery-Chopcuttingmachines-Safetyandhygienerequirements;GermanversionEN13870:2005+A1:2010
【原文标准名称】:食品加工机械.排骨剁碎机.安全和卫生要求;德文版本EN13870-2005+A1-2010
【标准号】:DINEN13870-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-02
【实施或试行日期】:2011-02-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Accessories;Accidentprevention;Bodies;Bonnets;Cateringequipment;Cleanability;Cleaning;Contactsafetydevices;Covers;Cutting;Cuttingmachines;Cuttingmachines(tools);Definitions;Disinfections;Electriccontactprotection;Electriccontacts;Electricshock;Electricalequipment;Electricalsafety;Electromagnetic;Electromagneticcompatibility;Electromagnetism;EMC;Emergencyshutdown;Emergency-off;Ergonomics;Foodproducts;Foodslicers;Foodstuff;Foodstuffmachine;Hands(anatomy);Hazards;Heat;Holdings;Hydraulics;Hygiene;Impurity;Kitchenutensils;Liquids;Machines;Marking;Meat;Meatprocessing;Mechanicalcrimping;Mechanicalengineering;Micro-organisms;Microorganisms;Noise(environmental);Noisemeasurement;Noisemeasurements;Noisereduction;Occupationalsafety;Operatinginstructions;Personalhealth;Personnel;Provisionindustry;Safety;Safetymeasures;Safetyofmachinery;Safetyrequirements;Shear;Shearing;Slipping;Sound;Stability;Stumble;Temperature;Thermics;Training
【摘要】:Thisdocumentcoverschopcuttingmachinesandaccessories.Theextent,towhichhazardsarecovered,isindicatedinthisdocument.Thisdocumentspecifiesrequirementsfordesignandmanufactureofchopcuttingmachines.Themachinescoveredbythisstandardareusedforcontinuousportioningoffresh,smokedorfrozenmeatwithandwithoutbonesorofsimilarproductsbyseparationbymeansofarotatingsickleblade.Thisdocumentdealswithallsignificanthazards,hazardoussituationsandeventsrelevanttomachines,appliancesandmachinery,whentheyareusedasintendedandunderconditionsofmisusewhicharereasonablyforeseeablebythemanufacturer(seeClause4).Thisdocumentdealswiththehazardswhichcanariseduringcommissioning,operation,maintenanceanddecommissioningofthemachine.Thedocumentisnotdealingwiththespecifichazardsofloadingdevices.ThisdocumentisnotapplicabletochopcuttingmachineswhicharemanufacturedbeforethedateofpublicationofthisdocumentbyCEN.
【中国标准分类号】:X90
【国际标准分类号】:67_260
【页数】:44P.;A4
【正文语种】:英语