CardioSoft - Jaken Medical...

Preparing the Patient: Applying Electrodes
Standard 15 Lead Electrode Placement
Standard leads + right, recommended for pediatric ECGs.
33A
AHA Label IEC Label Electrode Placement
A V1 red C1 red Fourth intercostal space at the right sternal
border.
B V2 yellow C2 yellow Fourth intercostal space at the left sternal border.
C V3 green C3 green Midway between sites B and D.
D V4 blue C4 brown Mid-clavicular line in the fifth intercostal space.
E V5 orange C5 black Anterior axillary line on the same horizontal level
as D.
F V6 purple C6 purple Mid-axillary line on the same horizontal level as
D.
G LA black L yellow Left arm (resting ECG) or left shoulder (exercise
test).
J RA white R red Right arm (resting ECG) or right shoulder
(exercise test).
H LL red F green Left foot (resting ECG) or left thigh (exercise test).
I RL green N black Right foot (resting ECG) or right thigh (exercise
test).
K/A3 V3R gray C3R gray Opposite of C.
L/A2 V4R gray C4R gray Opposite of D.
M/A1 V7 gray C7 gray Left posterior axillary line at the level of D.
Revision A CardioSoft 3-7
2023324-053