Insert cable into telemetry unit corresponding to matching labeling. A common mistake is to insert without matching labeling, and upside down complex will result. Shave skin as necessary in the 5 areas. Rub areas briskly with dry gauze pad. Rub areas briskly with alcohol pads and allow to dry.
Place electrodes firmly in place.
Clean and reapply new electrodes every 48 hours. If inflammation occurs, reapply new electrodes at 5 new sites as necessary. Artifact is any electrical interference observed on the oscilloscope that is not generated during the cardiac cycle. Sites chosen should not interfere with defibrillator paddles in the event of need for emergency defibrillation. Proper preparation of the skin ensures good skin to gel contact, maximizing the electrical signal and decreasing interference.