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ECG MONITORING
ELECTRODE PLACEMENT
STANDARD PLACEMENT (AHA)
For ECG cable lead sets with AHA (USA) lead designations, position the electrodes as
shown in Figure 5 below:
RA (White)
1. Position the right arm (RA) electrode on the right mid-clavicular line, directly below the
clavicle.
2. Position the left arm (LA) electrode on the left mid-clavicular line, directly below the
clavicle.
3. Position the left leg (LL) electrode on the left mid-clavicular line, 6
space.
STANDARD PLACEMENT (IEC)
For ECG cable lead sets with IEC (Europe) lead designations, position the electrodes as
shown in Figure 6 below:
R (Red)
1. Position the right arm (R) electrode on the right mid-clavicular line, directly below the
clavicle.
2. Position the left arm (L) electrode on the left mid-clavicular line, directly below the clavicle.
3. Position the left leg (F) electrode on the left mid-clavicular line, 6
space.
21-22-0335 Rev D
Figure 5: Standard AHA Electrode Placement
Figure 6: Standard IEC Electrode Placement
740
SELECT
LA (Black)
LL (Red)
th
th
and 7
intercostal
L (Yellow)
F (Green)
th
th
and 7
intercostal
Page 16 of 40
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