System and method for obtaining bodily function measurements using a mobile device

1. A wearable device for obtaining at least one bodily function measurement, comprising:

an outer body shaped as a part of a wristwatch and configured to be wearable on a wrist adjacent to a first hand of a user;

a plurality of sensors, a first sensor of the plurality of sensors comprising a first electrode physically coupled to the outer body, the first electrode positioned to be contacted by the wrist of the user;

a multifunction contact button comprising a second electrode of the first sensor, wherein the multifunction contact button is coupled to the outer body and positioned to be contacted by a finger or thumb of a second hand of the user, the multifunction contact button configured to (i) receive user input to interact with the wearable device, (ii) provide, based on the user input, information to initiate a transition of the wearable device from a normal course of operation to a measurement mode and to initiate an electrocardiogram (ECG) measurement, or (iii) a combination thereof, and wherein the wearable device is configured to obtain photoplethysmography (PPG) measurements in the normal course of operation; and

a processor contained within the outer body and communicatively coupled to the plurality of sensors, the processor configured to, in response to the wearable device transitioning to the measurement mode, obtain one or more ECG measurements based on signals received from the first electrode and the second electrode, obtain one or more PPG measurements based on signals received from a second sensor of the plurality of sensors, or a combination thereof.

2. The wearable device of claim 1 , wherein the processor is configured to:

measure electrical impulses received by the first electrode and the second electrode; and

determine the one or more ECG measurements based on the measured electrical impulses.

3. The wearable device of claim 1 , wherein the user input to interact with the wearable device comprises providing input to an application on the wearable device.

4. The wearable device of claim 1 , wherein the user input to interact with the wearable device comprises non-sensor related activities.

5. The wearable device of claim 1 , wherein the first electrode is coupled to a bottom of the wearable device.

6. The wearable device of claim 1 , wherein the processor is configured to obtain the one or more ECG measurements in response to the user making contact with the first electrode and the second electrode.

7. The wearable device of claim 1 , wherein the multifunction contact button is configured to obtain a hydration level measurement, and wherein the processor is configured to obtain the hydration level measurement based on the signals received from the first electrode and the second electrode.

8. The wearable device of claim 1 , wherein the processor is configured to determine blood oxygen content based on the PPG measurements.

9. The wearable device of claim 8 , wherein the processor is configured to determine the blood oxygen content in the measurement mode.

10. A method of obtaining at least one bodily function measurement, comprising:

receiving, via a multifunction contact button of a wearable device, user input to interact with the wearable device, the wearable device comprising:

an outer body shaped as a part of a wristwatch and configured to be wearable on a wrist adjacent to a first hand of a user; and

a plurality of sensors, a first sensor of the plurality of sensors comprising a first electrode physically coupled to the outer body, the first electrode positioned to be contacted by the wrist of the user;

wherein the multifunction contact button comprises a second electrode of the first sensor, and wherein the multifunction contact button is coupled to the outer body and positioned to be contacted by a finger or thumb of a second hand of the user;

providing, based on the user input, information to initiate a transition of the wearable device from a normal course of operation to a measurement mode and to initiate an electrocardiogram (ECG) measurement, wherein the wearable device is configured to obtain photoplethysmography (PPG) measurements in the normal course of operation; and

obtaining, by a processor in response to the wearable device transitioning to the measurement mode, one or more ECG measurements based on signals received from the first electrode and the second electrode, one or more PPG measurements based on signals received from a second sensor of the plurality of sensors, or a combination thereof, the processor being contained within the outer body and communicatively coupled to the plurality of sensors.

11. The method of claim 10 , further comprising:

measuring electrical impulses received by the first electrode and the second electrode; and

determining the one or more ECG measurements based on the measured electrical impulses.

12. The method of claim 10 , wherein the user input to interact with the wearable device comprises providing input to an application on the wearable device.

13. The method of claim 10 , wherein the user input to interact with the wearable device comprises non-sensor related activities.

14. The method of claim 10 , wherein the first electrode is coupled to a bottom of the wearable device.

15. The method of claim 10 , further comprising obtaining the one or more ECG measurements in response to the user making contact with the first electrode and the second electrode.

16. The method of claim 10 , wherein the multifunction contact button is configured to obtain a hydration level measurement, and further comprising obtaining the hydration level measurement based on the signals received from the first electrode and the second electrode.

17. The method of claim 10 , further comprising determining blood oxygen content based on the PPG measurements.

18. The method of claim 17 , wherein the blood oxygen content is determined in the measurement mode.

19. A non-transitory computer-readable medium comprising processor-executable instructions configured to cause one or more processors to:

receive, via a multifunction contact button of a wearable device, user input to interact with the wearable device, the wearable device comprising:

an outer body shaped as a part of a wristwatch and configured to be wearable on a wrist adjacent to a first hand of a user; and

a plurality of sensors, a first sensor of the plurality of sensors comprising a first electrode physically coupled to the outer body, the first electrode positioned to be contacted by the wrist of the user;

wherein the multifunction contact button comprises a second electrode of the first sensor, and wherein the multifunction contact button is coupled to the outer body and positioned to be contacted by a finger or thumb of a second hand of the user;

provide, based on the user input, information to initiate a transition of the wearable device from a normal course of operation to a measurement mode and to initiate an electrocardiogram (ECG) measurement, wherein the wearable device is configured to obtain photoplethysmography (PPG) measurements in the normal course of operation; and

obtain, in response to the wearable device transitioning to the measurement mode, one or more ECG measurements based on signals received from the first electrode and the second electrode, one or more PPG measurements based on signals received from a second sensor of the plurality of sensors, or a combination thereof, the one or more processors being contained within the outer body and communicatively coupled to the plurality of sensors.

20. The non-transitory computer-readable medium of claim 19 , wherein the processor-executable instructions are configured to cause the one or more processors to:

measure electrical impulses received by the first electrode and the second electrode; and

determine the one or more ECG measurements based on the measured electrical impulses.

21. The non-transitory computer-readable medium of claim 19 , wherein the user input to interact with the wearable device comprises providing input to an application on the wearable device.

22. The non-transitory computer-readable medium of claim 19 , wherein the user input to interact with the wearable device comprises non-sensor related activities.

23. The non-transitory computer-readable medium of claim 19 , wherein the first electrode is coupled to a bottom of the wearable device.

24. The non-transitory computer-readable medium of claim 19 , wherein the processor-executable instructions are configured to cause the one or more processors to obtain the one or more ECG measurements in response to the user making contact with the first electrode and the second electrode.

25. The non-transitory computer-readable medium of claim 19 , wherein the multifunction contact button is configured to obtain a hydration level measurement, and wherein the processor-executable instructions are configured to cause the one or more processors to obtain the hydration level measurement based on the signals received from the first electrode and the second electrode.

26. The non-transitory computer-readable medium of claim 19 , wherein the processor-executable instructions are configured to cause the one or more processors to determine blood oxygen content based on the PPG measurements.

27. The non-transitory computer-readable medium of claim 26 , wherein the processor-executable instructions are configured to cause the one or more processors to determine the blood oxygen content in the measurement mode.