System and method for practicing spectrophotometry using light emitting nanostructure devices
First Claim
1. A physiologic sensor, comprising:
- a sensor body configured for placement adjacent tissue of a patient;
a first light emitting nanostructure device configured to emit light at a first wavelength into the tissue;
a second light emitting nanostructure device configured to emit light at a second wavelength into the tissue; and
a light detector configured to detect the light at the first wavelength and the light at the second wavelength from the tissue.
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Accused Products
Abstract
Embodiments of the present invention relate to a system and method for practicing spectrophotometry using light emitting nanostructures. Specifically, embodiments of the present invention include a physiologic sensor comprising a sensor body configured for placement adjacent pulsatile tissue of a patient, a first light emitting nanostructure device configured to emit light at a first wavelength through the pulsatile tissue, a second light emitting nanostructure device configured to emit light at a second wavelength through the pulsatile tissue, and a light detector configured to detect the light at the first wavelength and the light at the second wavelength after dispersion through the pulsatile tissue.
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Citations
27 Claims
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1. A physiologic sensor, comprising:
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a sensor body configured for placement adjacent tissue of a patient; a first light emitting nanostructure device configured to emit light at a first wavelength into the tissue; a second light emitting nanostructure device configured to emit light at a second wavelength into the tissue; and a light detector configured to detect the light at the first wavelength and the light at the second wavelength from the tissue. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 20, 21, 22)
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16. A pulse oximeter system, comprising:
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a pulse oximeter configured to read signal data and derive patient data from the signal data; and a sensor configured to detect physiological characteristics of a patient and communicate the physiological characteristics to the pulse oximeter as the signal data, comprising; a sensor body configured for placement adjacent pulsatile tissue of the patient; a first light emitting nanostructure device configured to emit light at a first wavelength into the pulsatile tissue; a second light emitting nanostructure device configured to emit light at a second wavelength into the pulsatile tissue; and a light detector configured to detect the light at the first wavelength and the light at the second wavelength from the pulsatile tissue. - View Dependent Claims (17, 18, 19)
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23. A method, comprising:
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providing a sensor body configured for placement adjacent tissue of a patient; disposing a first light emitting nanostructure device in the sensor body, the first light emitting nanostructure device configured to emit light at a first wavelength into the tissue; disposing a second light emitting nanostructure device in the sensor body, the second light emitting nanostructure device configured to emit light at a second wavelength into the tissue; and providing a light detector configured to detect the light at the first wavelength and the light at the second wavelength from the tissue. - View Dependent Claims (24, 25)
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26. A method of determining a blood flow characteristic in a patient, comprising:
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emitting light at a first wavelength from a first light emitting nanostructure into tissue; emitting light at a second wavelength from a second light emitting nanostructure into the tissue; detecting the light from the tissue; and calculating a blood flow characteristic based on the detected light. - View Dependent Claims (27)
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Specification