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US 2014/0155704 A1Published application
Methods And Systems For Respiratory Monitoring With Photoplethysmography
AssigneeUniversity of Florida Research Foundation, Inc.
InventorsRichard J. Melker, Brian S. Fuehrlein
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Abstract
The present invention relates to optimized gas supply utilizing photoplethysmography. Flow rate, pressure or amount of gas is adjusted as a function of blood oxygen saturation data, photoplethysmography signals, or both, obtained from the pulse oximeter probe.
Claims15
A method of monitoring respiration in an individual, comprising isolating a DC component of a plethysmograph;
- and monitoring with a computer changes in an envelope of the isolated DC component of the plethysmograph to monitor respiration.
A system for monitoring respiration in an individual comprising:
- a computer configured to isolate a DC component from a plethysmograph, and to evaluate changes in an envelope of the isolated DC component to determine a breathing cycle of the individual.
Dependencies are inferred from the claim text.