IEC 60464-1:1998-Varnishes used for electrical insulation-Part 1: Definitions and general requirements, ISO 80601-2-61:2017-Medical electrical equipment-Part 2-61: Particular requirements for basic safety and essential performance of pulse oximeter equipment, IEC 60335-2-102:2017-Household and similar electrical appliances-Safety-Part 2-102: Partic