Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Cardiol. Apr 26, 2012; 4(4): 121-127
Published online Apr 26, 2012. doi: 10.4330/wjc.v4.i4.121
Figure 1
Figure 1 Placement of the recorder unit and the electrocardiography /sound sensors. Regular electrocardiography (ECG) monitoring electrodes are placed on the right arm (RA), left arm (LA) and left leg (LL) locations for ECG monitoring. Combined ECG/sound sensors are placed in the precordial V3 and V4 positions. The recorder unit is placed on the right upper chest wall.