This standard specifies general, performance, efficiency and mechanical and electrical safety requirements, including test methods for type approval, for non-invasive electronic or automated sphygmomanometers and their accessories which, by means of an inflatable cuff, are used for the non-invasive measurement of arterial blood pressure. This standard only applies to devices measuring at the upper arm, the wrist or the thigh. Note: Luer locks shall not be used with these devices (see 6.11.3 and 7.5) .