Physiological stress detector device and system
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United States of America Patent
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Sep 15, 2009
Grant Date -
Jun 28, 2007
app pub date -
Dec 6, 2006
filing date -
Feb 1, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
A method, system and device for measurement of a blood constituent level, including a light source, a light detector proximate an organ surface, adjustable gain amplifiers, and a processor/controller connected within a processing unit operative to separate AC and DC signal components. The device may determine the level of blood constituent, may use this level for monitoring and/or to activate an alarm when the level falls outside a predetermined range, may be applied to monitoring conditions of apnea, respiratory stress, and reduced blood flow in organ regions, heart rate, jaundice, and blood flow velocity, and may be incorporated within a monitoring system.
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