标准名称：	伸长压板
中标分类：	机械 >> 工艺装备 >> 组合卡具
替代情况：	HB 1294-75
发布日期：	1987-04-08
实施日期：	1987-07-01
首发日期：	1900-01-01
作废日期：	1900-01-01
出版日期：	1900-01-01
页数：	2页

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【英文标准名称】:StandardSpecificationsandTestMethodsforMetallicAngledOrthopedicFractureFixationDevices
【原文标准名称】:金属斜角整形外科骨折固定设备的标准规范和试验方法
【标准号】:ASTMF384-2006e1
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【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】:F04.21
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:angleddevices;bendtesting;bladeplate;compressionhipscrew;fatiguetest;orthopedicmedicaldevices;surgicaldevices;surgicalimplants;Fracturefixationdevices;Metallicsurgicalimplantmaterials--specifications;Nailbones/plates;Orthopaedi
【摘要】:A2.5.1Thetestmethodestablishesauniformcantileverbendingfatiguetesttocharacterizeandcomparethefatigueperformanceofdifferentangleddevicedesigns.Thistestmethodmaybeusedtodetermineanangleddevice''sfatiguelifeateitheraspecificoroverarangeofmaximumbendingmomentconditions.Additionally,thistestmethodmaybealternativelyusedtoestimateanangleddevice''sfatiguestrengthforaspecifiednumberoffatiguecycles.A2.5.2Thetestmethodutilizesasimplifiedangleddevicecantileverbendingloadmodelthatmaynotbeexactlyrepresentativeofthein-situloadingconfiguration.Theusershouldnotethatthetestresultsgeneratedbythistestmethodcannotbeusedtodirectlypredictthein-vivoperformanceoftheangleddevicebeingtested.Thedatageneratedfromthistestmethodcanbeusedtoconductrelativecomparisonsofdifferentangleddevicedesigns.A2.5.3Thistestmethodmaynotbeappropriateforalltypesofimplantapplications.Theuseriscautionedtoconsidertheappropriatenessofthemethodinviewofthedevicesbeingtestedandtheirpotentialapplication.A2.5.4Thistestmethodassumesthattheangleddeviceismanufacturedfromamaterialthatexhibitslinear-elasticmaterialbehavior;therefore,thistestmethodisnotapplicablefortestingangleddevicesmadefrommaterialsthatexhibitnonlinearelasticbehavior.A2.5.5Thistestmethodisrestrictedtothetestingofangleddeviceswithinthematerial''slinear-elasticrange;therefore,thistestmethodisnotapplicablefortestingangleddevicesunderconditionsthatwouldapproachorexceedthebendingstrengthoftheangleddevicebeingtested.1.1Thesespecificationsandtestmethodsprovideacomprehensivereferenceforangleddevicesusedinthesurgicalinternalfixationoftheskeletalsystem.Thisstandardestablishesconsistentmethodstoclassifyanddefinethegeometricandperformancecharacteristicsofangleddevices.Thisstandardalsopresentsacatalogofstandardspecificationsthatspecifymaterial,labeling,andhandlingrequirements,andstandardtestmethodsformeasuringperformancerelatedmechanicalcharacteristicsdeterminedtobeimportanttotheinvivoperformanceofangleddevices.1.2Itisnottheintentionofthisstandardtodefinelevelsofperformanceofcase-specificclinicalperformanceforangleddevices,asinsufficientknowledgeisavailabletopredicttheconsequencesoftheiruseinindividualpatientsforspecificactivitiesofdailyliving.Futhermore,thisstandarddoesnotdescribeorspecifyspecificdesignsforangleddevicesusedinthesurgicalinternalfixationoftheskeletalsystem.1.3Thisstandardmaynotbeappropriateforalltypesofangleddevices.Theuseriscautionedtoconsidertheappropriatenessofthisstandardinviewofaparticularangleddeviceanditspotentialapplication.Note18212;Thisstandardisnotintendedtoaddressintramedullaryhipscrewnailsorotherangleddeviceswithoutasideplate.1.4Thisstandardincludesthefollowingtestmethodsusedindeterminingthefollowingangleddevicemechanicalperformancecharacteristics:1.4.1Standardtestmethodforsinglecyclecompressionbendtestingofmetallicangledorthopedicfracturefixationdevices(seeAnnexA1).1.4.2Standardtestmethodfordeterminingthebendingfatiguepropertiesofmetallicangledorthopedicfracturefixationdevices(seeAnnexA2).1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.