BURDICK

ELECTROCARDIOGRAPHS; [ CARDIAC MONITORS; CARDIAC MONITORING OSCILLOSCOPES; AMBULATORY CARDIAC MONITORS; PATIENT MONITORS FOR MONITORING CARDIAC, PULSE AND BLOOD PRESSURE FUNCTIONS; DEFIBRILLATORS AND SYNCHRONIZERS FOR DEFIBRILLATORS; HEART SOUND AMPLIFIERS; ] ELECTROCARDIOGRAPH ARTIFACT FILTERS; [ PATIENT ALARM SYSTEMS; ELECTRONIC HEARTS FOR SIMULATING ELECTROCARDIOGRAMS; DIGITAL PULSE AMPLIFIERS; CARDIAC STRESS TESTING AND REHABILITATION SYSTEMS COMPRISED ESSENTIALLY OF TREADMILLS AND PROGRAMMABLE TREADMILL CONTROLS; ] ELECTROCADIOGRAPHS, [ CARDIAC MONITORS AND DEFIBRILLATORS, ] GRAPH ELECTRODES, [ PATIENT CABLES AND ELECTROLYTES; ] AND ELECTROCARDIOGRAPH RECORDING PAPER AND MOUNTS