ISO 80601-2-61:2017-Medical electrical equipment-Part 2-61: Particular requirements for basic safety and essential performance of pulse oximeter equipment, IEC 60216-4-3:2000-Electrical insulating materials-Thermal endurance properties-Part 4-3: Ageing ovens-Multi-chamber ovens, IEC 60335-2-29:2016/AMD1:2019-Amendment 1-Household and similar electr