Human gas sensing glucose monitoring and ketone fluctuation detection device

Abstract

Devices and methods of detecting gas and volatile organic compounds from skin are disclosed. One system for detecting emissions through skin includes a sensing device having a housing having a top portion and a bottom portion, the bottom portion having a concave-shaped bottom surface creating a cavity region, the at least one light source arranged to emit a spectral range of wavelengths of light into the cavity region, and at least one sensor disposed to receive light emitted by the at least one sensor after the light propagates through at least a portion of the cavity region, the at least one sensor configured to generate a signal based on the received light. The sensing device may also include a communication module configured wirelessly transmit the spectral information to a mobile device for determining a characteristic, for example, a blood glucose level.

1 . A system for detecting emissions through skin, comprising:
 a sensing device, including a cavity, comprising
 at least one infrared light source disposed within the sensing device, the at least one infrared light source arranged to emit a spectral range of wavelengths of light into the cavity; 
 at least one sensor, including a spectrometer, disposed to receive and detect light emitted by the at least one infrared light source after the light propagates through at least a portion of the cavity, the at least one sensor configured to generate a signal based on received light; 
 a processor, coupled to the at least one sensor, being operable to receive spectral absorption data from the at least one sensor, and determine spectral information, using absorption spectroscopy, based on the received spectral absorption data, the spectral information being representative of the absorption of light by gases; and 
 a communication module coupled to the processor, the communication module configured to receive the spectral information from the processor and to wirelessly transmit the spectral information. 
   
     
     
         2 . The system of  claim 1 , further comprising a mobile device comprising:
 a transceiver configured to receive a communication that includes the information representative of the signal;   a memory component configured to store data indicative of biomarkers corresponding to the spectral information; and   a processor coupled to the transceiver and the memory component, the processor configured to receive the spectral information and detect one or more biomarkers.   
     
     
         3 . The system of  claim 2  wherein the biomarkers are selected from the group consisting of electrolytes, metabolites, proteins and amino acids. 
     
     
         4 . The system of  claim 2 , wherein the sensing device further comprises a display, and wherein the processor is further configured to provide information representative of biomarkers on the display. 
     
     
         5 . The system of  claim 4 , wherein the processor is further configured to communicate information representative of the one or more biomarkers, to a remote computer via a network that is at least partially wireless. 
     
     
         6 . The system of  claim 1 , wherein the sensing device further comprises at least one of a heart rate sensor, an oxygen saturation sensor, a temperature sensor, or an electro cardio signal sensor. 
     
     
         7 . The system of  claim 1 , wherein the at least one light source comprises two or more light sources, and wherein spectral information is based on light received form the two or more light sources. 
     
     
         8 . The system of  claim 1 , wherein the at least one sensor is configured to generate the spectral information using on IR spectroscopy. 
     
     
         9 . The system of  claim 1 , wherein the sensing device further comprises a Fourier transform infrared spectroscopy (FTIR) spectrometer, the FTIR spectrometer comprising the at least one infrared light source and the at least one sensor. 
     
     
         10 . The system of  claim 8 , wherein spectral information received by the processor comprise spectral data over a range of wavelengths, the spectral data being representative of how gases in the cavity region absorb light at each of the wavelengths of light emitted by the at least one infra-red light source. 
     
     
         11 . A method of determining the presence of one or more biomarkers in gas emitted from skin, the method comprising:
 emitting infra-red light into a cavity of a sensing device;   generating, with a sensor, spectral data from sensed radiation, representative of absorbed spectra, in the cavity, the spectral data including signals across a plurality of wavelengths and representative of a substance in the cavity, the sensor disposed in a housing of the sensor device to receive radiation from the cavity;   receiving at a processor spectral data from the sensor component; and   generating, using the processor; spectral information based on the spectral data, the spectral information corresponding to the one or more biomarkers.   
     
     
         12 . The method of  claim 11 , further comprising transmitting the spectral information from a sensing device to a mobile device. 
     
     
         13 . The method of  claim 12 , further comprising
 receiving the spectral information on the mobile device; and   displaying information representative of one or more biomarkers on a display of the mobile device.   
     
     
         14 . A system for detecting emissions through skin, comprising:
 a sensing device having at least one radiation source disposed in the sensing device, the at least one radiation source arranged to emit radiation having a spectral range of wavelengths of radiation within the sensing device, the sensing device, including a spectrometer, disposed to receive and detect radiation emitted by the at least one radiation source after the radiation propagates through at least a portion of the sensing device, the sensing device being configured to generate a signal based on received radiation;   a processor, coupled to the sensing device, being operable to receive spectral absorption data, from the sensing device, and determine spectral information, using absorption spectroscopy, based on received spectral absorption data; and   a communication module coupled to the processor, the communication module configured to receive the spectral information from the processor and to wirelessly transmit the spectral information.   
     
     
         15 . The system of  claim 14 , further comprising a mobile device comprising:
 a transceiver configured to receive a communication that includes the information representative of the signal;
 a memory component configured to store data indicative of blood glucose levels corresponding to the spectral information; and 
 a processor coupled to the transceiver and the memory component, the processor configured to receive the spectral information, compare the spectral information to the data indicative of the blood glucose levels, and determine a blood glucose level corresponding to the spectral information. 
   
     
     
         16 . The system of  claim 15 , wherein the sensing device further comprises a display, and wherein the processor is further configured to provide information representative of the glucose level on the display. 
     
     
         17 . The system of  claim 14 , wherein the sensing device further comprises
 a memory component configured to store data indicative of blood glucose levels corresponding to the spectral absorption information, and
 wherein the processor is configured to compare the spectral information to the data indicative of blood glucose levels and determine a blood glucose level corresponding to received spectral data. 
   
     
     
         18 . The system of  claim 14 , wherein the sensing device further comprises a display, and wherein the processor is further configured to provide information representative of the glucose level on the display. 
     
     
         19 . The system of  claim 14 , wherein the processor is further configured to communicate information representative of the blood glucose level to a remote computer via a network that is at least partially wireless. 
     
     
         20 . The system of  claim 14 , wherein the sensing device further comprises at least one of a heart rate sensor, an oxygen saturation sensor, a temperature sensor, or an electro cardio signal sensor.