Superior right (RA) : first intercostal space in the midclavicular line at the right edge of the sternum.
Right lower (RL): right midclavicular line at the level of the xiphoid process.
Middle (C): fourth intercostal space on the left sternal border.
Left upper (LA): first intercostal space in the midclavicular line at the left sternal border,
Left lower (LL): left midclavicular line at the level of the xiphoid process. The oxygen probe's plug and the oxygen jack on the main unit's panel must be plugged into place. Otherwise, it may not be possible to collect the oxygen information and display the oxygen and pulse values.
Expanded information:
Precautions for use of cardiac monitor:
Users need to pay attention to the skin should be kept clean and dry, and the electrode patch with the abrasive paper will be Need to be placed in the location (right clavicle one finger, the left side of the fifth rib and the left axillary line at the intersection of the two nipples connected to the mid-point) of the skin cuticle wipe clean.
Take out the ECG leadwire and insert it by aligning the convex side of the leadwire's plug with the groove of the ECG jack on the front panel of the main unit.
The five specific locations of the human body with the electrode sheet on the sand sheet rubbing, and then 75% ethanol for the measurement part of the surface cleaning, the purpose of removing the human skin on the stratum corneum and perspiration stains, to prevent the electrode sheet contact is poor.
Baidu Encyclopedia - Cardiac Monitor