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1. (WO2017033058) PHYSIOLOGICAL MONITORING GARMENTS WITH ENHANCED SENSOR STABILIZATION
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CLAIMS

What is claimed is:

1 . A garment system for monitoring electrical signals from a wearer's skin, the garment system comprising:

a garment body formed of a flexible first fabric, wherein the garment body is configured to be worn on a torso;

a set of electrical sensors arranged at discrete locations and integrated into the garment body, wherein each electrical sensor comprises a flexible electrode on an inner surface of the garment body when the garment is worn;

a second fabric configured to be worn over the garment body, wherein the second fabric is less flexible than the first fabric; and

a plurality of expandable supports, wherein each expandable support is sandwiched

between the second fabric and one of the electrical sensors of the first set of electrical sensors, further wherein each expandable support expands and contracts in an axis perpendicular to the electrical sensors but does not expand in an axis parallel to the electrical sensors.

2. A garment system for monitoring electrical signals from a wearer's skin, the garment system comprising:

a garment body formed of a flexible first fabric, wherein the garment body is configured to be worn on a torso;

a set of electrical sensors arranged at discrete locations on the garment body when the garment is worn, wherein each electrical sensor comprises a flexible conductive ink electrode printed on an inner surface of the garment body;

a second fabric configured to be worn over the first set of electrical sensors, wherein the second fabric is less flexible than the first fabric;

a plurality of expandable supports, wherein each expandable support is sandwiched between the second fabric and one of the electrical sensors of the first set of electrical sensors, further wherein each expandable support expands and contracts in an axis perpendicular to the electrical sensors but does not expand in an axis parallel to the electrical sensors; and

an expansion control line connecting each of the expandable supports, wherein the

expansion control line regulates expansion and contraction of the plurality of expandable supports.

3. The system of claim 1 or 2, further comprising a right arm electrode formed from conductive ink printed on an inner surface of the garment body and a left arm electrode formed from conductive ink printed on an inner surface of the garment body.

4. The system of claim 1 or 2, furhter wherein each electrical sensor is connected to a sensor module interface configured to communicate data from the electrical sensors to a sensor manager unit.

5. The system of claim 1 or 2, further comprising a second set of electrical sensors arranged on the garment body adjacent to the first set of electrical sensors.

6. The system of claim 1 or 2, wherein the second fabric is integrated into the garment body.

7. The system of claim 1 or 2, wherein the second fabric is integrated into a harness.

8. The system of claim 7, wherein the harness comprises a strap.

9. The system of claim 7, wherein the harness is a bra.

10. The system of claim 1 or 2, wherein the second fabric is separate from the garment body and configured to be worn over the garment body.

1 1 . The system of claim 1 or 2, wherein the second fabric comprises rigid regions connected by elastic regions.

12. The system of claim 1 or 2, wherein each expandable support is inflatable.

13. The system of claim 1 or 2, wherein each expandable support has an inflatable accordian- shaped body configued to expand and contract in the axis perpendicular to the electrical sensors.

14. The system of claim 1 or 2, wherein the electrical sensors each comprise: a layer of

adhesive; a layer of conductive ink having: between about 40-60% conductive particles, between about 30-50% binder; between about 3-7% solvent; and between about 3-7% thickener; and a gradient region between the conductive ink and the adhesive, the gradient region comprising a nonhomogeneous mixture of the conductive ink and the adhesive.

1 5. The system of claim 1 or 2, wherein the electrical sensors each comprise: a layer of

adhesive; a layer of conductive ink having: between about 40-60%) conductive particles, between about 30-50% binder; between about 3-7% solvent; and between about 3-7%) thickener; and a gradient region between the conductive ink and the adhesive, the gradient region comprising a nonhomogeneous mixture of the conductive ink and the adhesive wherein the concentration of conductive ink decreases from a region closer to the layer of conductive ink to the layer of elastic adhesive.

16. The system of claim 1 or 2, wherein the electrical sensors are connected to the sensor module interface via a stitched zig-zag connector formed on a separate piece of compression fabric attached to the garment body.

1 7. The system of claim 1 or 2, further comprising at least one respiratory sensor comprising an elastic ribbon impregnated with a conductive ink, an electrical connector at each end of the elastic ribbon, and a cover comprising a piece of compression fabric.

18. A garment system for monitoring electrical signals from a wearer's skin, wherein the electrical signals comprise the wearer's electrocardiogram (ECG), the garment system comprising:

a garment body formed of a compression fabric, wherein the garment body is configured to be worn on a torso;

a set of electrical sensors arranged on the garment body at discrete locations extending across the left pectoral region of the wearer's chest when the garment is worn, wherein each electrical sensor comprises a flexible conductive ink electrode printed on an inner surface of the garment body;

a harness comprising a second fabric configured to be worn over the first set of electrical sensors, wherein the second fabric is less flexible than the first fabric; a plurality of discrete expandable supports, wherein each expandable support is inflatable and sandwiched between the second fabric and one of the electrical sensors of the first set of electrical sensors, further wherein each expandable support comprises an accordion body configured to expand and contract in an axis perpendicular to the electrical sensors not to expand in an axis parallel to the electrical sensors; and an expansion control line connecting each of the expandable supports, wherein the expansion control line comprises an inflation line configured to apply pressure to regulate the expansion and contraction of the plurality of expandable supports.

19. A garment system for monitoring at least one physiological parameter of a wearer, the garment system comprising:

an outer support structure comprising a compression fabric configured to compress against a torso or a part of the torso when worn;

at least one electrode on a region of the wearer covered by the outer support structure wherein the at least one electrode contact the wearer's skin;

at least one inflatable member between the support structure and the at least one electrode, wherein the at least one inflatable member is configured to inflate and deflate; and

a compression layer situated between the at least one inflatable member and the at least on electrode, wherein the compression layer conforms to the contours of the at least one electrode and the wearer's skin to ensure good electrical connectivity between the wearer's skin and the at least one electrode.

20. The garment system of claim 19, wherein the at least one inflatable member can only expand along a single axis/direction.

21 . The garment system of claim 20, wherein the single direction is perpendicular to the at least one electrode and the support structure.

22. The garment system of claim 19, wherein the at least one inflatable member can expand multi- directionally.

23. The garment system of claim 1 , wherein the at least one inflatable member is part of an array of inflatable members designed to press the at least one electrode against the skin of the wearer.

24. The garment system of claim 23, wherein the array of inflatable members are in fluid connection with each other.

25. The garment system of claim 19, wherein the at least one inflatable member is in fluid

connection with a pump.

26. The garment system of claim 25, wherein the pump is integrated into the garment system.

27. A garment for monitoring electrical signals from a wearer's skin, the garment system

comprising:

a garment body formed of a flexible first fabric, wherein the garment body is configured to be worn on a torso;

a set of electrical sensors arranged at discrete locations on the garment body when the garment is worn, wherein each electrical sensor comprises a flexible conductive ink electrode printed on an inner surface of the garment body;

a channel within the garment body; and

a strap within the channel, wherein a portion of the strap is exposed from an outer surface of the garment when worn;

wherein the strap overlies at least some of the electrical sensors.

28. The garment of claim 27, wherein the garment is adapted to measure ECG signals, patient movement, and torso stretch.

29. The garment of any of claims 27-28, wherein the garment is configured as a sleeveless shirt.

30. The garment of any of claims 27-29, wherein the set of electrical sensors comprises ECG sensors arranged with each sensor having a sensing surface exposed on an inner surface of the garment.

3 1 . The garment of any of claims 27-30, wherein the strap crosses a front portion of the garment in an X-pattern.

32. The garment of any of claims 27-3 1 , wherein the strap comprises two branches, wherein the first branch overlies one or more electrodes and the second branch overlies one or more electrodes.

33. The garment of any of claims 27-32, wherein the garment further comprises a second strap within a channel near a waist region of the garment, wherein the second strap is adjustable.

34. The garment of any of claims 27-33, wherein the first strap is an elastic strap.

35. The garment of any of claims 27-33, further comprising a plurality of stretch sensors integrated into the garment.

36. A garment system for monitoring electrical signals from a wearer's skin, the garment system comprising:

a sleeveless garment body formed of a flexible first fabric, wherein the garment body is configured to be worn on a torso;

a set of electrical sensors arranged at discrete locations on the garment body when the garment is worn, wherein each electrical sensor comprises a flexible conductive ink electrode printed on an inner surface of the garment body;

further wherein the set of electrodes comprises a V I , V2, V3, V4, V5, V6, LA, LL, RA and RL electrodes;

a first strap extending in an X-shaped pattern over a front of the garment;

a channel within the garment body, wherein the first strap extends within the channel; further wherein the strap is adjustable through a portion of the first strap is exposed from the channel on an outer surface of the garment;

a second strap extending around a waist portion of the garment beneath the first strap, wherein the second strap extends within a second channel within the garment body; wherein the first strap overlies the VI , V2, V3, V4, V5, V6, LA, and RA electrode and the second strap overlies the LL and RL electrodes.

37. An extended-wear monitoring garment comprising

an anterior side/face configured to cover a thoracic and a front bicep region of a wearer; a posterior side/face configured to cover a dorsal and a back bicep region of the wearer; a left side and a right side cut-out corresponding to a left and right axillary region of the wearer;

at least one sensor configured to detect at least one physiological parameter of the wearer; and

a control module for receiving at least one sensor signal from the at least one sensor,

38. The extended-wear monitoring garment of claim 36 or 37, wherein the anterior and the posterior face of the extended-wear monitoring garment comprise a breathable, stretachable material.

39. The extended-wear monitoring garment of claim 36 or 37, wherein the at least one sensor is in electrical communication with the control module through at least one conductive trace.

40. The extended-wear monitoring garment of claim 1 or 2, further comprising a stretachable

conductive trace, wherein the stretchable conductive trace is able to detect a change in the at least one physiological parameter of the wearer based on a stretch displacement.

41 . The extended-wear monitoring garment of claim 36 or 37, further comprising a sensor

management module for controlling the at least one sensor; wherein the sensor management module is in communication with the control module.