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