您的位置: 标准下载 » 国内标准 » GB 国标 »

GB 4074.11-1983 漆包线试验方法 热冲击试验 圆线

时间:2024-05-14 19:10:36 来源: 标准资料网 作者:标准资料网 阅读:8056
下载地址: 点击此处下载
基本信息
标准名称:漆包线试验方法 热冲击试验 圆线
英文名称:Methods of test for enameled wires--Heat shock test--Round wires
中标分类: 电工 >> 电工材料和通用零件 >> 电缆及其附件
替代情况:替代GB/T 1194-1974被GB/T 4074.6-1999替代
发布日期:1983-12-01
实施日期:
首发日期:
作废日期:2000-05-01
出版日期:
页数:2页
适用范围

没有内容

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 电工 电工材料和通用零件 电缆及其附件
【英文标准名称】:StandardTestMethodforAgarDiffusionCellCultureScreeningforCytotoxicity
【原文标准名称】:琼脂扩散细胞培养屏蔽细胞毒素的试验方法
【标准号】:ASTMF895-1984(2006)
【标准状态】:现行
【国别】:
【发布日期】:1984
【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】:F04.16
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:屏蔽;医学科学;试验;琼脂扩散试验;毒性;医疗设备
【英文主题词】:agardiffusion;biocompatibility;cellculture;cytotoxicitytesting
【摘要】:Thistestmethodisusefulforassessingthecytotoxicpotentialofnewmaterialsandformulationsandaspartofaqualitycontrolprogramforestablishedmedicaldevicesandcomponents.Thistestmethodassumesthatassessmentofcytotoxicityprovidesusefulinformationtoaidinpredictingthepotentialclinicalapplicationsinhumans.Cellculturemethodshaveshowngoodcorrelationwithanimalassaysandarefrequentlymoresensitivetocytotoxicagents.Thiscellculturetestmethodissuitableforincorporationintospecificationsandstandardsformaterialstobeusedintheconstructionofmedicaldevicesthataretobeimplantedintothehumanbodyorplacedincontactwithtissuefluidsorbloodonalong-termbasis.Somebiomaterialswithahistoryofsafeclinicaluseinmedicaldevicesarecytotoxic.Thistestmethoddoesnotimplythatallbiomaterialsmustpassthisassaytobeconsideredsafeforclinicaluse(PracticeF748).1.1Thistestmethodisappropriateformaterialsinavarietyofshapesandformaterialswhicharenotnecessarilysterile.Thistestmethodwouldbeappropriateinsituationswheretheamountofmaterialislimited.Forexample,smalldevicesorpowderscouldbeplacedontheagarandthepresenceofazoneofinhibitionofcellgrowthcouldbeexamined.1.1.1Thistestmethodisnotappropriateforleachableswhichdonotdiffusethroughagaroragarose.1.1.2Whiletheagarlayercanactasacushiontoprotectthecellsfromthespecimen,theremaybematerialswhicharesufficientlyheavytocompresstheagarandpreventdiffusionortocausemechanicaldamagetothecells.Thistestmethodwouldnotbeappropriateforthesematerials.1.2TheL-929celllinewaschosenbecauseithasasignificanthistoryofuseinassaysofthistype.Thisisnotintendedtoimplythatitsuseispreferred,onlythattheL-929isanestablishedcellline,well-characterizedandreadilyavailable,thathasdemonstratedreproducibleresultsinseverallaboratories.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C05
【国际标准分类号】:07_100_10
【页数】:5P.;A4
【正文语种】: