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【英文标准名称】:DiagnosticX-rayimagingequipment-Characteristicsofgeneralpurposeandmammographicanti-scattergrids
【原文标准名称】:诊断用X-射线成像设备通用和大图形防散射滤栅的特性
【标准号】:IEC60627-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-08
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC62B
【标准类型】:()
【标准水平】:()
【中文主题词】:医学科学;定义;X射线仪;X射线设备;参数;电气工程;电气器具;医学放射学;反散射栅;医疗设备
【英文主题词】:Anti-scattergrids;Bodies;Definitions;Design;Diagnosticequipment;Distances;Electricappliances;Electricalengineering;Focusing;Geometric;Gridsystems;Imaging;Leakageradiation;Linegrids;Mammography;Marking;Mathematicalcalculations;Measurement;Measurementcircuits;Measurementset-up;Measuringinstruments;Measuringtechniques;Medicalequipment;Medicalradiography;Medicalradiology;Medicalsciences;Methodsformeasuring;Parameters;Permability;Phantoms;Physical;Radiationquality;Radiology;Ratios;Selectivities;Valvevoltages;X-ray;X-rayapparatus;X-rayequipment;X-raytubes;X-rays
【摘要】:ThisInternationalStandarddealswiththedefinitions,determinationandindicationofcharacteristicsofANTI-SCATTERGRIDSusedindiagnosticX-rayimagingequipment,inordertoreducetheincidenceofSCATTEREDRADIATION,producedparticularlyinthebodyofthePATIENT,upontheIMAGERECEPTIONAREAandthustoimprovethecontrastoftheX-RAYPATTERN.InthisstandardonlyLINEARGRIDSareconsidered.SinceatpresentonlyFOCUSEDGRIDSareusedinmammography,thisstandardisrestrictedtoFOCUSEDGRIDSforMAMMOGRAPHICANTI-SCATTERGRIDS.ThisstandardisnotintendedtobeappliedforACCEPTANCETESTS.Thisstandarddoesnotcoverthehomogeneityofperformanceovertheareaofagrid.ThisstandardisintendedtobeappliedforthedemonstrationofthecharacteristicsofANTI-SCATTERGRIDSundertestconditions.TheseconditionsarenotusuallyavailableattheUSER'ssite.
【中国标准分类号】:C43
【国际标准分类号】:11_040_50
【页数】:55P.;A4
【正文语种】:英语