The 3-lead
The placement of 3-lead electrodes is shown as below:
n RA (right arm): under the clavicle, near the right shoulder
n LA (left arm): under the clavicle, near the left shoulder
n LL (left leg): left lower quadrant
The 5-lead
The placement of 5-lead electrodes is shown as below:
n RA (right arm): under the clavicle, near the right shoulder
n LA (left arm): under the clavicle, near the left shoulder
n RL (right leg): right lower quadrant
n LL (left leg): left lower quadrant
n V (chest): on the chest
NOTE:
l To ensure patient safety, all leads must be attached to the patient.