Wireless electrocardiographic monitoring system
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United States of America Patent
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-
Jan 1, 1991
Grant Date -
N/A
app pub date -
Feb 15, 1989
filing date -
Feb 15, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electrocardiographic monitoring system in which the heart-signal sensing electrodes are each coupled to the heart-signal monitor/recorder by respective wireless transmitters and corresponding respective receiving wireless receivers in a base unit, each transmitter-receiver combination operating (in the absence of an encoding system) at a separate radio frequency, a zero or reference signal being developed at the base unit and being used to modulate a signal transmitter at the base unit, such modulated signal being received and demodulated by a receiver carried by a right-leg electrode carried by the right leg of the patient.
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