610 administration biocompatibility biocompatiblematerials biomedicalmaterials biomedicaltechnology control deviceapproval electricinjuries electricity electricityinmedicine equipmentandsupplies equipmentdesign equipmentfailure governmentregulation healthpolicy instrumentation jurisprudence lawandlegislation legislation materialstesting medicalinstrumentsandapparatus methods organization prevention productsafety rulesandpractice safetymeasures safetyregulations standards testing toxicitytesting toxicitytests unitedstates unitedstatesgovernmentagencies wb26 wd602b964e1989