Cuffless system for measuring blood pressure
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United States of America Patent
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Feb 20, 2007
Grant Date -
Oct 13, 2005
app pub date -
Apr 7, 2004
filing date -
Apr 7, 2004
priority date (Note) -
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Abstract
The invention provides a device that measures a patient's blood pressure without using an inflatable cuff. The device includes an optical module featuring an optical source and a first optical sensor that generates a first set of information; a flexible, thin-film pressure sensor that generates a second set of information; and a processing module, configured to receive and process the first and second sets of information to calculate a time-dependent blood pressure value.
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