*Upper arm blood pressure monitor - brief*
- *Accuracy*: Gold standard for home/clinic. Less position error vs wrist
- *Method*: Oscillometric, automatic inflation/deflation
- *Cuff placement*: 2-3cm above elbow, tube centered over brachial artery
- *Cuff sizing*:
- *Small*: 17-22cm arm
- *Adult*: 22-32cm arm
- *Large*: 32-42cm arm
- *XL*: 42-50cm arm
Bladder length should cover 80-100% of arm circumference
- *Key features*: Irregular heartbeat detect, hypertension indicator, 3-reading average mode, 2-user memory
- *Validation*: Check for ESH, AAMI, or ISO 81060-2 certification
- *Common error*: Wrong cuff size = inaccurate reading. Too small reads high, too large reads low
*Use*: Sit upright, feet flat, arm supported at heart level. No talking. Rest 5 min first.