A professional who monitors heart rhythm pattern of patients in special care unit of hospital to detect abnormal pattern variances, using telemetry equipment. Responsibilities include:

• Reviews patient information to determine normal heart rhythm pattern, current pattern, and prior variances.
• Observes screen of cardiac monitor and listens for alarm to identify abnormal variation in heart rhythm.
• Informs supervisor or nurse, general duty of variances to initiate examination of patient.
• Measures length and height of patient's heart rhythm pattern on graphic tape readout, using calipers, and posts information on patient records.
• Answers calls for assistance from patients and inquiries concerning patients from medical staff, using intercom and call director.
• May perform duties as described under electrocardiograph technician .