Air Blood Gas Measurement

Routine

1. Introduce, expose (remove clothes on arm), explain, position (Patient's anticubital fossa level with heart, arm slightly bent)
2. Proper-sized cuff over radial artery, 2cm above anticubital fold
3. Inflate cuff until pulse disappears to tell systolic pressure
4. Let the pressure down
5. Stethoscope over brachial artery, inflate cuff about 30mmHg more than measured systolic
6. Release pressure, when hear Korotkoff sounds this is the systolic, when they go this is the diastolic