System and method for health monitoring including a remote device
A remote device includes a biosensor interface that is configured to collect biosensor data from an integrated biosensor or by receiving biosensor data from one or more external biosensors or other types of sensors either through a wireless connection or a wired connection. The remote device communicates with a television to display the biosensor data on the television. The television may communicate biosensor data to third party, such as a pharmacy or physician's office or service provider.
1. A remote device, comprising:
a television control circuit configured to control a television in response to user input; and
a biosensor, comprising:
a PPG circuit configured to emit light at a plurality of wavelengths directed at skin of a user and obtain a plurality of spectral responses at each of the plurality of wavelengths of light reflected from the skin;
a processing circuit configured to:
process one or more of the plurality of spectral responses at the plurality of wavelengths;
determine an oxygen saturation level using the one or more of the plurality of spectral responses;
obtain a value Lλ1 using a first spectral response around a first wavelength with a high absorption coefficient for nitric oxide (NO) levels in blood flow, wherein the value Lλ1 isolates the first spectral response due to pulsating arterial blood flow;
obtain a value Lλ2 using a second spectral response around a second wavelength with a low absorption coefficient for NO levels in blood flow, wherein the value Lλ2 isolates the second spectral response due to pulsating arterial blood flow;
obtain a value R λ1,λ2 from a ratio of the value L λ1 and the value L λ2 ;
determine concentration levels of one or more additional substances in blood flow using the value R λ1,λ2 and a calibration table; and
a wireless transceiver configured to transmit the biosensor data to the television.
2. The remote device of claim 1 , wherein the processing circuit is configured to generate a command to direct the television to display one or more graphical user interfaces including the biosensor data.
3. The remote device of claim 1 , wherein the remote device is configured to generate and transmit a command to a remote drug administrative device to administer medicine.
4. The remote device of claim 3 , wherein the remote device is configured to generate and transmit the command to the remote drug administration device to administer insulin in response to the biosensor data exceeding a predetermined threshold.
5. The remote device of claim 1 , wherein the processing circuit is configured to obtain concentration levels of one or more additional substances in blood flow using the spectral responses by:
obtaining a concentration level of NO in the blood flow from the value R λ1,λ2 .
6. The remote device of claim 5 , wherein the processing circuit is configured to obtain concentration levels of one or more additional substances in blood flow using the spectral responses by:
obtaining a blood glucose concentration level from the value R λ1,λ2 and a calibration table.
7. The remote device of claim 1 , wherein the wireless transceiver is configured to transmit the concentration levels of the one or more additional substances to a graphical user interface (GUI) application implemented in a television for display.
8. A device, comprising:
a control module configured to receive user input and generate control commands to control a television; and
a biosensor integrated in the device, wherein the biosensor includes:
a PPG circuit configured to emit light at a plurality of wavelengths directed at skin of a user and obtain a plurality of spectral responses at each of the plurality of wavelengths of light reflected from the skin, wherein at least one of the plurality of spectral responses is obtained at a wavelength with a high absorption coefficient for NO;
a processing circuit configured to:
process the spectral responses at the plurality of wavelengths and determine an oxygen saturation level using the spectral responses;
obtain a value Lλ1 using a first spectral response at the wavelength with a high absorption coefficient for NO, wherein the value Lλ1 includes an alternating current (AC) component of the first spectral response due to pulsating arterial blood flow;
obtain a value Lλ2 using a second spectral response, wherein the value Lλ2 includes an alternating current (AC) component of the second spectral response due to pulsating arterial blood flow;
obtain a value R λ1,λ2 from a ratio of the value L λ1 and the value L λ2 ;
determine concentration levels of NO in blood flow using the value R λ1,λ2 ; and
a wireless transceiver configured to communicate the biosensor data and the control commands to the television.
9. The device of claim 8 , wherein the processing circuit is configured to generate a command to direct the television to display one or more graphical user interfaces including the biosensor data.
10. The device of claim 8 , wherein the processing circuit is configured to generate and transmit a command to a remote drug administrative device to administer medicine in response to the biosensor data.
11. The device of claim 8 , wherein the processing circuit is configured to obtain a blood glucose concentration level in blood flow using the NO level and a calibration table.
12. The device of claim 11 , wherein the processing circuit is configured to generate and transmit a command to a remote drug administration device to administer insulin in response to the blood glucose concentration level exceeding a predetermined threshold.
13. The device of claim 8 , wherein the biosensor further includes an integrated drug administration device that is configured to deliver medication to a patient in response to the biosensor data.
14. A device, comprising:
a biosensor integrated in the device, wherein the biosensor includes:
an optical circuit configured to emit light at a plurality of wavelengths directed at skin of a user and obtain a plurality of spectral responses at each of the plurality of wavelengths of light reflected from the skin, wherein a first spectral response of the plurality of spectral responses is obtained at a wavelength with a high absorption coefficient for NO;
a processing circuit configured to:
process the plurality of spectral responses at the plurality of wavelengths;
determine a heart rate and an oxygen saturation level using the plurality of spectral responses;
obtain a value L λ1 using the first spectral response, wherein the value L λ1 includes a component of the first spectral response due to pulsating arterial blood flow;
obtain a value L λ2 using a second spectral response, wherein the value L λ2 includes a component of the second spectral response due to pulsating arterial blood flow;
obtain a value R λ1,λ2 from a ratio of the value L λ1 and the value L λ2 ; and
determine a concentration level of NO in blood flow using the value R λ1,λ2 ; and
a wireless transceiver configured to communicate the biosensor data to a remote television.
15. The device of claim 14 , wherein the processing circuit is configured to generate a command to direct the television to display one or more graphical user interfaces including a history of the biosensor data over a requested period of time.
16. The device of claim 14 , wherein the processing circuit is configured to obtain a blood glucose concentration level in blood flow using the NO level and a calibration table.
17. The device of claim 16 , wherein the processing circuit is configured to generate a command to direct the television to display an alert message in response to the blood glucose concentration level reaching a predetermined low threshold or in response to the blood glucose concentration level exceeding a predetermined high threshold.