Patient Preparation
Table 49: NEHB Electrode Placement
Item AHA Label IEC Label Description
1 A1 orange Nst white Attachment point is the second rib of the right sternal edge.
2 A2 orange Nax white Fifth intercostal space on the left posterior axillary line (same
position as V7 or C7).
3 V4 blue Nap white Mid-clavicular line in the fifth intercostal space (same as C4).
Vector Loops Electrode Placement
To acquire a Vector Loops ECG, use the electrode placement shown in the following
diagram.
Table 50: Vector Loops Electrode Placement
Item AHA Label IEC Label Description
1 LA black L yellow Just below the clavicle of the left arm.
2 E orange E light blue Mid-sternum on the same horizontal level as 3 and 4.
3 V4 blue C4 brown Mid-clavicular line in the fifth intercostal space.
4 V6 violet C6 violet Mid-axillary line on the same horizontal level as 3.
5 LL red F green Left leg, in the lower abdominal quadrant.
148 MAC VU360
™
Resting ECG Analysis System 2088531-370-2
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