: Identifies and alerts the user if body movement occurs during measurement, which could affect accuracy. Operating Instructions
Open the battery cover on the back of the monitor and insert 4 "AA" alkaline or manganese batteries. Ensure polarities are aligned correctly.
Finally, the manual addresses that are vital for specific populations. It explicitly warns that the device is not intended for use on patients with arrhythmias (unless interpreted by a doctor) or those using a cardiac pacemaker, defibrillator, or other implanted electronic devices. It also advises against using the monitor on an injured or wounded arm, or on an arm receiving intravenous infusion or blood transfusion. Such warnings are not merely legal disclaimers; they are essential medical safety instructions that prevent harm. Users who discard the manual lose access to these critical alerts.
Before using your Omron M4 HEM 722C1-E, make sure to:
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