Devices and methods for profiling microbiota of skin

• US 9,526,480 B2
• Filed: 11/27/2013
• Issued: 12/27/2016
• Est. Priority Date: 11/27/2013
• Status: Active Grant

• Current Assignee: Elwha LLC (Intellectual Ventures LLC)
• Original Assignee: Elwha LLC (Intellectual Ventures LLC)
• Inventors: Baym, Michael H., Hyde, Roderick A., Kare, Jordin T., Leuthardt, Eric C., McKnight, Gary L., Pan, Tony S., Sweeney, Elizabeth A., Tegreene, Clarence T., Wood, Lowell L. Jr.
• Primary Examiner(s): Chen, Tse
• Assistant Examiner(s): KINNARD, LISA M
• Application Number:
  US14/091,762
• Publication Number:
  US 20150148684A1
• Time in Patent Office: 1,126 Days
• US Class Current: 1/1
• CPC Class Codes: A61B 10/0283 with vacuum aspiration, e.g. caused by retractable plunger or by connected syringe A61B10/025, A61B10/0266 take precedence
• CPC Class Codes: A61B 2010/0216 Sampling brushes
• CPC Class Codes: A61B 2090/3941 Photoluminescent markers
• CPC Class Codes: A61B 2090/3975 active
• CPC Class Codes: A61B 2562/0233 Special features of optical sensors or probes classified in A61B5/00
• CPC Class Codes: A61B 5/0071 by measuring fluorescence emission
• CPC Class Codes: A61B 5/0077 Devices for viewing the surface of the body, e.g. camera, magnifying lens
• CPC Class Codes: A61B 5/443 Evaluating skin constituents, e.g. elastin, melanin, water
• CPC Class Codes: A61B 5/445 Evaluating skin irritation or skin trauma, e.g. rash, eczema, wound, bed sore
• CPC Class Codes: A61B 5/7271 Specific aspects of physiological measurement analysis A61B5/316, A61B5/349 and A61B5/374 take precedence
• CPC Class Codes: A61B 5/74 Details of notification to user or communication with user or patient indicating measured values G01D7/00; user input means input or output arrangements for computers G06F3/00
• CPC Class Codes: A61B 90/98 using electromagnetic means, e.g. transponders
• CPC Class Codes: A61M 35/003 Portable hand-held applicators having means for dispensing or spreading integral media hand-held massage devices with liquid delivery A61H7/003

Abstract

Devices and methods for profiling microbiota of skin are described which include a microbe profiling device including a device head and a hand-held housing, the device head including an epidermis-engaging component and an access window and configured to dislodge microbes from a skin surface, and the hand-held housing defining an opening aligned with the access window, the hand-held housing including a motor operably coupled to a motivatable component, a substrate disposed in relation to the motivatable component and including a microbe-capture region, a location-capture component to detect a location of one or more regions of the skin surface as the epidermis-engaging component contacts said one or more regions, at least one sensor component to detect one or more signals emitted or reflected from the microbe-capture region, and a computing component including circuitry to associate the location of said one or more regions of the skin surface and the detected one or more signals.

Claims

1. A microbe profiling device comprising:

a device head including an epidermis-engaging component and at least one access opening, the epidermis-engaging component configured to dislodge at least one type of microbe from a skin surface of an individual; and

a hand-held housing, at least a portion of the hand-held housing defining an opening aligned with the at least one access opening of the device head, the hand-held housing including

a motor operably coupled to at least one motivatable component, the motor including circuitry to drive the at least one motivatable component;

a substrate disposed in relation to the at least one motivatable component and configured to be in operable communication with the opening defined by the hand-held housing, a surface of the substrate including a microbe-capture region, the microbe-capture region positioned to capture the at least one type of microbe dislodged by the epidermis-engaging component of the device head;

a location-capture component including circuitry to determine a location of one or more regions of the skin surface of the individual as the epidermis-engaging component of the device head contacts said one or more regions of the skin surface of the individual;

at least one sensor component including circuitry to detect one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region of the substrate from said one or more regions of the skin surface of the individual and to transform the detected one or more signals into a sensor output; and

a computing component including a microprocessor, the computing component including circuitry configured to

receive information associated with the location of said one or more regions of the skin surface of the individual from the location-capture component;

receive the sensor output from the at least one sensor component;

associate the location of said one or more regions of the skin surface of the individual with the detected one or more signals; and

output information regarding an association between the location of said one or more regions of the skin surface of the individual and the detected one or more signals.

2. The device of claim 1, wherein the epidermis-engaging component comprises a brush head.

3. The device of claim 1, wherein the epidermis-engaging component comprises at least one bladed surface.

4. The device of claim 1, wherein the motivatable component includes at least one conduit in communication with the opening defined by the hand-held housing, the motor including circuitry to drive movement of the motivatable component including the conduit across a surface of the substrate over time.

5. The device of claim 1, wherein the at least one motivatable component comprises at least one rotatable disc or reel.

6. The device of claim 1, wherein the substrate comprises at least one of an elongated flexible strip, disc shape, or sheet.

7. The device of claim 1, wherein the microbe-capture region comprises at least one of an adhesive, an absorbent, or an adsorbent.

8. The device of claim 1, wherein the microbe-capture region comprises a biomolecule-binding polymer.

9. The device of claim 1, wherein the microbe-capture region comprises a plurality of specific microbe-binding elements.

10. The device of claim 1, wherein the location-capture component comprises an image capture device.

11. The device of claim 1, wherein the location-capture component comprises a fiducial reader.

12. The device of claim 1, wherein the location-capture component is operably coupled to the at least one motivatable component.

13. The device of claim 1, wherein the at least one sensor component includes a directed energy source, the directed energy source configured to emit directed energy to elicit one or more signals from the microbe-capture region.

14. The device of claim 1, wherein the computing component includes circuitry configured to

receive the sensor output from the at least one sensor component, the sensor output including information associated with at least one property of the detected one or more signals emitted or reflected from the at least one type of microbe captured on the micro-capture region from said one or more regions of the skin surface of the individual;

compare the at least one property of the detected one or more signals from the at least one type of microbe with a database of microbe signal properties;

generate a digital alignment of the location of said one or more regions of the skin surface of the individual with the detected one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual; and

report to a user a microbe profile based on the digital alignment, the microbe profile including a spatial distribution of the at least one type of microbe on the skin surface of the individual.

15. The device of claim 14, wherein the computing component includes circuitry configured to

identify the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual based on the comparison of the at least one property of the detected one or more signals from the at least one type of microbe with the database of microbe signal properties;

and

report an identity of the at least one type of microbe to the user.

16. The device of claim 15, wherein the computing component includes circuitry configured to

generate a recommended treatment regimen based on the spatial distribution and the identity of the at least one type of microbe on the skin surface of the individual;

and

report to the user the recommended treatment regimen.

17. The device of claim 14, wherein the computing component includes circuitry configured to

compare the microbe profile of the individual with a reference microbe profile;

generate a recommended treatment regimen for the individual based on the comparison; and

report the recommended treatment regimen to the user.

18. The device of claim 1 further comprising:

a second motor operably coupled to the device head, the second motor including circuitry to move the device head.

19. The device of claim 1, further comprising:

at least one reservoir, the at least one reservoir configured to hold and controllably release at least one agent.

20. A microbe profiling device comprising:

a device head including an epidermis-engaging component and one or more fluid conduits, the epidermis-engaging component configured to dislodge at least one type of microbe from a skin surface of an individual;

a hand-held housing, at least a portion of the hand-held housing defining an opening aligned with the one or more fluid conduits of the device head and including

a vacuum chamber connected to the device head through the opening defined by the hand-held housing, the vacuum chamber positioned to pull fluid and the at least one type of microbe dislodged from the skin surface of the individual through the one or more fluid conduits and into the vacuum chamber;

a motor operably coupled to at least one motivatable component, the motor including circuitry to drive the at least one motivatable component;

a substrate disposed in relation to the at least one motivatable component, a surface of the substrate including a microbe-capture region, the substrate including the microbe-capture region at least partially positioned in the vacuum chamber to come in contact with the fluid and the at the least one type of microbe pulled into the vacuum chamber through the one or more fluid conduits;

a location-capture component including circuitry to determine a location of one or more regions of the skin surface of the individual as the epidermis-engaging component of the device head contacts said one or more regions of the skin surface of the individual;

at least one sensor component including circuitry to detect one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region of the substrate from said one or more regions of the skin surface of the individual and to transform the detected one or more signals into a sensor output; and

a computing component including a microprocessor, the computing component including circuitry configured to

receive information associated with the location of said one or more regions of the skin surface of the individual from the location-capture component;

receive the sensor output from the at least one sensor component;

associate the location of said one or more regions of the skin surface of the individual with the detected one or more signals; and

generate an output including information regarding an association between the location of said one or more regions of the skin surface of the individual and the detected one or more signals.

21. The device of claim 20, wherein the microbe-capture region comprises at least one of an adhesive, an absorbent, or an adsorbent.

22. The device of claim 20, wherein the microbe-capture region comprises a plurality of specific microbe-binding elements.

23. The device of claim 20, wherein the vacuum chamber is operably coupled to a vacuum source at least partially contained in the hand-held housing.

24. The device of claim 20, wherein the computing component includes circuitry configured to

receive the sensor output from the at least one sensor component, the sensor output including information associated with at least one property of the detected one or more signals emitted or reflected from the at least one type of microbe captured on the micro-capture region from said one or more regions of the skin surface of the individual;

compare the at least one property of the detected one or more signals from the at least one type of microbe with a database of microbe signal properties;

generate a digital alignment of the location of said one or more regions of the skin surface of the individual with the detected one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual; and

report to a user a microbe profile based on the digital alignment, the microbe profile including a spatial distribution of the at least one type of microbe on the skin surface of the individual.

25. The device of claim 24, wherein the computing component includes circuitry configured to

identify the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual based on the comparison of the at least one property of the detected one or more signals from the at least one type of microbe with the database of microbe signal properties;

and

report an identity of the at least one type of microbe to the user.

26. The device of claim 25, wherein the computing component includes circuitry configured to

generate a recommended treatment regimen based on the spatial distribution and the identity of the at least one type of microbe on the skin surface of the individual;

and

report to the user the recommended treatment regimen.

27. The device of claim 20, further comprising:

a reservoir configured to hold a plurality of at least one type of signal-generating element.

28. A method of profiling microbiota of a skin surface, comprising:

dislodging at least one type of microbe from one or more regions of a skin surface of an individual with an epidermis-engaging component of a hand-held microbe profiling device, the hand-held microbe profiling device including

a device head including the epidermis-engaging component and at least one access opening; and

a hand-held housing, at least a portion of the hand-held housing defining an opening aligned with the at least one access opening of the device head, the hand-held housing including

a motor operably coupled to at least one motivatable component;

a substrate disposed in relation to the at least one motivatable component and positioned in operable communication with the opening defined by the hand-held housing, a surface of the substrate including a microbe-capture region;

a location-capture component including circuitry to determine a location of said one or more regions of the skin surface of the individual;

at least one sensor component; and

a computing component including a microprocessor, the computing component including circuitry;

determining a location of said one or more regions of the skin surface of the individual with the location-capture component of the hand-held microbe profiling device as the epidermis-engaging component of the device head contacts said one or more regions of the skin surface of the individual and generating a location output, the location output including information associated with the location of said one or more regions of the skin surface of the individual;

capturing the dislodged at least one type of microbe through the at least one access opening of the device head and the aligned opening defined by the hand-held housing and onto a portion of the microbe-capture region of the substrate;

actuating the at least one motivatable component with the motor to reposition the substrate relative to the opening defined by the hand-held housing;

analyzing the microbe-capture region on the substrate with the at least one sensor component to detect one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region and transforming the detected one or more signals into a sensor output, the sensor output including at least one property of the detected one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region;

receiving the sensor output with the computing component and comparing the at least one property of the detected one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region with a database of reference microbe signal properties;

receiving the location output with the computing component and generating a digital alignment of the location of said one or more regions of the skin surface of the individual with the one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual; and

generating a microbe profile from the digital alignment with the computing component, the microbe profile including a spatial distribution of the at least one type of microbe on the skin surface of the individual.

29. The method of claim 28, wherein determining the location of said one or more regions of the skin surface of the individual comprises

capturing one or more images of said one or more regions of the skin surface of the individual with an image capture device as the epidermis-engaging component contacts said one or more regions of the skin surface;

and

aligning the captured one or more images of said one or more regions of the skin surface of the individual with a reference image of the skin surface of the individual.

30. The method of claim 28, further comprising:

reading one or more fiducials on the skin surface of the individual with the location-capture component to determine the location of the one or more regions of the skin surface.

31. The method of claim 28, further comprising:

reporting the microbe profile to a user.

32. The method of claim 28, further comprising:

identifying the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual based on the comparison of the at least one property of the detected one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual with the database of reference microbe signal properties;

adding the identification of the at least one type of microbe to the microbe profile; and

reporting the microbe profile to a user, the microbe profile including the identification and the spatial distribution of the at least one type of microbe on the skin surface of the individual.

33. The method of claim 28, further comprising:

comparing the microbe profile with a reference microbe profile;

generating a recommended treatment regimen for the individual based on the comparison; and

reporting the recommended treatment regimen to a user.

34. The method of claim 28, further comprising:

releasing an agent from a reservoir included in the hand-held microbe profiling device to the skin surface of the individual.

35. A method of profiling microbiota of a skin surface, comprising:

dislodging at least one type of microbe from one or more regions of a skin surface of an individual with an epidermis-engaging component of a hand-held microbe profiling device, the hand-held microbe profiling device including

a device head including the epidermis-engaging component and one or more fluid conduits; and

a hand-held housing, at least a portion of the hand-held housing defining an opening aligned with the one or more fluid conduits, the hand-held housing including

a vacuum chamber connected to the device head through the opening defined by the hand-held housing;

a motor operably coupled to at least one motivatable component;

a substrate disposed in relation to the at least one motivatable component, a surface of the substrate including a microbe-capture region, the substrate including the microbe-capture region at least partially positioned in the vacuum chamber;

a location-capture component including circuitry to determine a location of said one or more regions of the skin surface of the individual;

at least one sensor component; and

a computing component including a microprocessor, the computing component including circuitry;

determining a location of said one or more regions of the skin surface of the individual with the location-capture component of the hand-held microbe profiling device as the epidermis-engaging component of the device head contacts said one or more regions of the skin surface of the individual and generating a location output, the location output including information associated with the location of said one or more regions of the skin surface of the individual;

pulling fluid and the dislodged at least one type of microbe through the one or more fluid conduits of the device head into the vacuum chamber and onto a portion of the microbe-capture region of the substrate at least partially positioned in the vacuum chamber;

actuating the at least one motivatable component with the motor to reposition the substrate in the vacuum chamber;

analyzing the microbe-capture region on the substrate with the at least one sensor component to detect one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region and transforming the detected one or more signals into a sensor output, the sensor output including at least one property of the detected one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region;

receiving the sensor output with the computing component and comparing the at least one property of the detected one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region with a database of reference microbe signal properties;

receiving the location output with the computing component and generating a digital alignment of the location of said one or more regions of the skin surface of the individual with the one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual;

generating a microbe profile from the digital alignment with the computing component, the microbe profile including a spatial distribution of the at least one type of microbe on the skin surface of the individual; and

reporting the microbe profile to a user.

36. The method of claim 35, wherein determining the location of said one or more regions of the skin surface of the individual comprises

capturing one or more images of said one or more regions of the skin surface of the individual with an image capture device as the epidermis-engaging component contacts said one or more regions of the skin surface;

and

aligning the captured one or more images of said one or more regions of the skin surface of the individual with a reference image of the skin surface of the individual.

37. The method of claim 35, further comprising:

reading one or more fiducials on the skin surface of the individual with the location-capture component to determine the location of the one or more regions of the skin surface.

38. The method of claim 35, further comprising:

identifying the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual based on the comparison of the at least one property of the detected one or more signals emitted or reflected from the at least one type of microbe captured on the microbe-capture region from said one or more regions of the skin surface of the individual with the database of reference microbe signal properties;

adding the identification of the at least one type of microbe to the microbe profile; and

reporting the microbe profile to a user, the microbe profile including the identification and the spatial distribution of the at least one type of microbe on the skin surface of the individual.

39. The method of claim 35, further comprising:

comparing the microbe profile with a reference microbe profile;

generating a recommended treatment regimen for the individual based on the comparison; and

reporting the recommended treatment regimen to a user.