ASTM F1854-2001 医用植入物上多孔覆层的立体测量评价的标准试验方法

作者:标准资料网 时间:2024-05-19 20:58:26  浏览:9159   来源:标准资料网

【英文标准名称】:StandardTestMethodforStereologicalEvaluationofPorousCoatingsonMedicalImplants
【原文标准名称】:医用植入物上多孔覆层的立体测量评价的标准试验方法
【标准号】:ASTMF1854-2001
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:F04.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:外科植入物;医疗技术学;试验方法
【英文主题词】:metallography;porosity;porouscoatings;stereology;thickness
【摘要】:Thesetestmethodsarerecommendedforelementaryquantificationofthestereologicalpropertiesofporouscoatingsandthesolidsubstratestowhichtheyarebonded.Thesetestmethodsmaybeusefulforcomparativeevaluationsofdifferentcoatingsordifferentlotsofthesamecoating.Allthreemethodsshouldbeperformedonthesameworkingsurface.Astatisticalestimatecanbemadeofthedistributionsofthemeancoatingthicknessandthevolumepercentvoid.Noestimatecanbemadeofthedistributionofinterceptlengthsunlessthevoidisaregulargeometricshapethatcanbedefinedmathematically.1.1Thistestmethodcoversstereologicaltestmethodsforcharacterizingthecoatingthickness,voidcontent,andmeaninterceptlengthofvariousporouscoatingsadheringtononporoussubstrates.1.2Porouscoatingswithsignificantgradientsintheporosityfromthesubstratetothesurfacewillrequireuseofthealternatesampleorientationmethodoutlinedin8.2.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C35
【国际标准分类号】:11_040_40
【页数】:8P.;A4
【正文语种】: