Dual purpose wearable patch for measurement and treatment

• US 10,111,618 B2
• Filed: 03/13/2017
• Issued: 10/30/2018
• Est. Priority Date: 03/13/2017
• Status: Active Grant

• Current Assignee: Vivalnk Inc.
• Original Assignee: Vivalnk Inc.
• Inventors: Li, Jiang
• Primary Examiner(s): FAIRCHILD, MALLIKA DIPAYAN
• Application Number:
  US15/457,532
• Publication Number:
  US 20180256099A1
• Time in Patent Office: 596 Days
• CPC Class Codes: A61B 2562/164 the sensor is mounted in or on a conformable substrate or carrier
• CPC Class Codes: A61B 5/01 Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue clinical contact thermometers G01K13/20
• CPC Class Codes: A61B 5/4836 Diagnosis combined with treatment in closed-loop systems or methods A61B5/0036 takes precedence
• CPC Class Codes: A61B 5/6815 Ear
• CPC Class Codes: A61B 5/6832 using adhesives A61B5/259 takes precedence
• CPC Class Codes: A61N 1/0492 Patch electrodes A61N1/0412, A61N1/0428 take precedence
• CPC Class Codes: A61N 1/36014 External stimulators, e.g. with patch electrodes external pacemakers A61N1/3625
• CPC Class Codes: A61N 1/36025 for treating a mental or cerebral condition
• CPC Class Codes: A61N 1/36031 using physiological parameters for adjustment

Abstract

A dual purpose wearable patch includes a stretchable and permeable substrate, a sensing unit mounted in the stretchable and permeable substrate, wherein the sensing unit can conduct a measurement of a user to produce a measurement signal, one or more electrodes respectively attached to the stretchable and permeable substrate, a circuit substrate on the stretchable and permeable substrate, wherein the circuit substrate includes a circuit electrically connected with the one or more electrodes and the sensing unit, and a semiconductor chip mounted on the circuit substrate and in connection with the circuit. The semiconductor chip can receive the measurement signal from the sensing unit and can produce a treatment control signal to control the one or more electrodes to apply a voltage across the user'"'"'s body.

Claims

1. A dual purpose wearable patch, comprising:

a stretchable and permeable substrate;

a sensing unit mounted in the stretchable and permeable substrate, wherein the sensing unit includes a bottom portion adapted to be in direct contact with a user'"'"'s skin, wherein the sensing unit comprises a temperature sensor in thermal contact with the bottom portion to conduct a measurement of a user to produce a measurement signal;

one or more electrodes respectively attached to the stretchable and permeable substrate, wherein the one or more electrodes are configured to be in electrical contact with the user'"'"'s skin and are configured to apply a voltage across the user'"'"'s body;

a circuit substrate on the stretchable and permeable substrate, wherein the circuit substrate comprises a circuit electrically connected with the one or more electrodes and the sensing unit; and

a semiconductor chip mounted on the circuit substrate and in connection with the circuit, wherein the semiconductor chip is configured to receive the measurement signal from the sensing unit, wherein the semiconductor chip is configured to produce a treatment control signal to control the one or more electrodes to apply a voltage across the user'"'"'s body.

2. The dual purpose wearable patch of claim 1, wherein the semiconductor chip is configured to produce a treatment control signal to control the one or more electrodes to apply a voltage across the user'"'"'s body in response to a measurement signal.

3. The dual purpose wearable patch of claim 1, further comprising:

a battery configured to supply power to the circuit and the semiconductor chip.

4. The dual purpose wearable patch of claim 1, wherein the semiconductor chip is configured to switch the circuit, the one or more electrodes, and the sensing unit into or off from a measurement mode and a treatment mode.

5. The dual purpose wearable patch of claim 1, wherein the sensing unit includes a second electrode that is configured to measure an electrical signal from the user'"'"'s body in conjunction with the one or more electrodes attached to the stretchable and permeable substrate.

6. The dual purpose wearable patch of claim 1, wherein the temperature sensor is configured to measure the user'"'"'s skin temperature, wherein the measurement signal comprises temperature data.

7. The dual purpose wearable patch of claim 6, wherein the sensing unit further includes a thermally conductive cup having the bottom portion mounted in a first opening in the stretchable and permeable substrate, wherein the temperature sensor is positioned inside and is in thermal conduction cup with the conductive cup, wherein the bottom portion of the thermally conductive cup is configured to be in contact with the user'"'"'s skin.

8. The dual purpose wearable patch of claim 7, wherein the sensing unit comprises:

a thermally-conductive adhesive that fixes the temperature sensor to an inner surface of the conductive cup; and

a thermally insulating material in a top portion of the conductive cup.

9. The dual purpose wearable patch of claim 1, wherein the sensing unit includes an accelerometer configured to measure movement of the user.

10. The dual purpose wearable patch of claim 1, wherein the sensing unit includes a pressure sensor or a force sensor configured to measure blood pressure or pulse of the user.

11. The dual purpose wearable patch of claim 1, wherein the semiconductor chip is configured to control the sensing unit based on the voltage applied across the user'"'"'s body, wherein the semiconductor chip is configured to vary a frequency, or a duration of the measurement by the sensing unit.

12. The dual purpose wearable patch of claim 1, further comprising:

an antenna mounted on the circuit substrate and in electric connection with the semiconductor chip, wherein the semiconductor chip is configured to produce electric signals to enable the antenna to wirelessly exchange measurement data based on the measurement signal with an external device, wherein the semiconductor chip is configured to produce electric signals to enable the antenna to wirelessly exchange treatment data with an external device, wherein the treatment control signal is at least in part based on the treatment data.

13. The dual purpose wearable patch of claim 1, wherein at least one of the one or more electrodes comprises an electrically conductive cup, wherein the electrically conductive cup comprises a bottom portion configured to be in contact with the user'"'"'s skin, wherein the stretchable and permeable substrate comprises a second opening in which the electrically conductive cup is mounted.

14. The dual purpose wearable patch of claim 13, wherein the electrically conductive cup is electrically connected with the circuit.

15. The dual purpose wearable patch of claim 1, further comprising:

an adhesive layer between the stretchable and permeable substrate and the circuit substrate.

16. The dual purpose wearable patch of claim 1, further comprising:

an elastic layer formed on the stretchable and permeable substrate, the circuit substrate, and the sensing unit.

17. The dual purpose wearable patch of claim 1, wherein the sensing unit includes an accelerometer configured to measure the user'"'"'s movement, wherein the measurement signal comprises movement data.

18. The dual purpose wearable patch of claim 1, wherein the sensing unit includes a pressure sensor or a force sensor configured to measure the user'"'"'s blood pressure and/or the user'"'"'s pulse, wherein the measurement signal comprises pulse data and blood pressure data.