ECG/RESP Monitoring
11-7
11.2.2.1 5-Leadwire Electrode Placement
Following is the configuration per American standard when using five leadwires:
Figure 11-3 5-Leadwire Electrode Placement
îš„ RA (right arm) electrode: near the right shoulder, directly below the clavicle.
îš„ LA (left arm) electrode: near the left shoulder, directly below the clavicle.
îš„ RL (right leg) electrode: on the right hypogastrium.
îš„ LL (left leg) electrode: on the left hypogastrium.
îš„ V (precordial) electrode: on the chest.
Attach the chest (V) electrode to one of the following positions indicated in Figure
11-4:
îš„ V1: On the 4th intercostal space at the right sterna margin.
îš„ V2: On the 4th intercostal space at the left sterna margin.
îš„ V3: Midway between V2 and V4 electrodes.
îš„ V4: On the 5th intercostal space at the left clavicular line.
îš„ V5: On the left anterior axillary line, horizontal with V4 electrode.
îš„ V6: On the left middle axillary line, horizontal with V4 electrode.
îš„ V3R-V7R: On the right side of the chest in positions corresponding to those
on the left.
îš„ VE: Over the xiphoid.
When attaching the chest electrode to the back of a patient, place it at one the
following sites:
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