JIS Z4703-1993 医学用X射线仪机械组件的通则

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【英文标准名称】:StandardPracticeforCyclicFatigueTestingofMetallicStemmedHipArthroplastyFemoralComponentsWithoutTorsion
【原文标准名称】:无扭转装有金属杆的髋关节成型术股骨部件的循环疲劳检验的标准实施规则
【标准号】:ASTMF1440-1992(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1992
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F04.22
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:arthroplasty;femoralcomponents;hiparthroplasty;metallicstemmedfemoralcomponents;orthopaedicmedicaldevices;Arthroplasty;Fatigue--surgicalimplantmaterials;Femoralsurgicalcomponents;Hipreplacementprosthesis;Metallicsurgicalimplant
【摘要】:Thispracticecanbeusedtodescribetheeffectsofmaterials,manufacturing,anddesignvariablesonthefatigueresistanceofmetallicstemmedfemoralcomponentssubjectedtocyclicloadingforrelativelylargenumbersofcycles.Therecommendedtestassumesax201C;worstcasex201D;situationwhereproximalsupportforthestemhasbeenlost.Itisalsorecognizedthatforsomematerialstheenvironmentmayhaveaneffectontheresponsetocyclicloading.Thetestenvironmentusedandtherationaleforthechoiceofthatenvironmentshouldbedescribedinthereport.Itisrecognizedthatactualinvivoloadingconditionsarenotofconstantamplitude.However,thereisnotsufficientinformationavailabletocreatestandardloadspectrumsformetallicstemmedfemoralcomponents.Accordingly,asimpleperiodicconstantamplitudeforceisrecommended.Inorderforfatiguedataonfemoralstemstobeusefulforcomparison,itmustbereproducibleamongdifferentlaboratories.Consequently,itisessentialthatuniformproceduresbeestablished.1.1Thispracticedescribesamethodforthefatiguetestingofmetallicstemmedfemoralcomponentsusedinhiparthroplasty.Thedescribedmethodisintendedtobeusedtoevaluatethecomparisonofvariousdesignsandmaterialsusedforstemmedfemoralcomponentsusedinthearthroplasty.Thispracticecoversproceduresfortheperformanceoffatiguetestsusing(asaforcingfunction)aperiodicconstantamplitudeforce.1.2Thispracticeappliesprimarilytoone-pieceprosthesesandmodularcomponents,withheadinplacesuchthatprosthesesshouldnothaveananterior/posteriorbow,andshouldhaveanearlystraightsectiononthedistal50mmofthestem.Thispracticemayrequiremodificationstoaccommodateotherfemoralstemdesigns.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.4ForadditionalinformationseeRefs.(1-5).
【中国标准分类号】:C45
【国际标准分类号】:11_040_40
【页数】:6P.;A4
【正文语种】:英语


【英文标准名称】:Informationtechnology.Telecommunicationsandinformationexchangebetweensystems.Localandmetropolitanareanetworks.Specificrequirements.Carriersensemultipleaccesswithcollisiondetection(CSMA/CD)accessmethodandphysicallayerspecificati
【原文标准名称】:信息技术.局域网络和大城市区域网络.第3部分:用碰撞检测(CSMA/CD)存取法的载波探向多路存取法和物理层规范
【标准号】:BSISO/IEC8802-3-1994
【标准状态】:作废
【国别】:英国
【发布日期】:1994-03-15
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:网络层;数据传送;数据传输;信号;带有检测冲突的载波侦听多路存取网络;频率;电气安全;频带宽度;性能;局域网;文电;信号电平;数据传输方法;接口;物理层(开放系统互连);电压;数据链路层;数据处理;信息交流;计算机网络
【英文主题词】:
【摘要】:
【中国标准分类号】:L79
【国际标准分类号】:35_100_80
【页数】:308P;A4
【正文语种】:英语