WO2021009490A1 - Vêtement de biodétection et procédé - Google Patents

Vêtement de biodétection et procédé Download PDF

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Publication number
WO2021009490A1
WO2021009490A1 PCT/GB2020/051664 GB2020051664W WO2021009490A1 WO 2021009490 A1 WO2021009490 A1 WO 2021009490A1 GB 2020051664 W GB2020051664 W GB 2020051664W WO 2021009490 A1 WO2021009490 A1 WO 2021009490A1
Authority
WO
WIPO (PCT)
Prior art keywords
textile
garment
biosensing
panel
electronic component
Prior art date
Application number
PCT/GB2020/051664
Other languages
English (en)
Inventor
Isabel Rose HEPWORTH
Original Assignee
Prevayl Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Prevayl Limited filed Critical Prevayl Limited
Publication of WO2021009490A1 publication Critical patent/WO2021009490A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D1/00—Garments
    • A41D1/002—Garments adapted to accommodate electronic equipment
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/12—Surgeons' or patients' gowns or dresses
    • A41D13/1236—Patients' garments
    • A41D13/1281—Patients' garments with incorporated means for medical monitoring

Definitions

  • the present invention is directed towards a biosensing garment and method of making the same.
  • the present invention is directed in particular towards providing a biosensing garment with an inner biosensing textile.
  • Garments incorporating sensors are wearable electronics designed to interface with a wearer of the garment, and to determine information such as the wearer's heart rate, rate of respiration, activity level, and body positioning. Such properties can be measured with a sensor assembly that includes a sensor for signal transduction and/or microprocessors for analysis. Such garments are commonly referred to as ‘biosensing garments’ or‘smart clothing’.
  • a biosensing garment comprising a garment.
  • the biosensing garment comprises an inner biosensing textile disposed within the garment.
  • the inner biosensing textile comprises a textile panel.
  • the inner biosensing textile comprises an electronic component positioned on the textile panel.
  • the garment further comprises an access region at a location corresponding to the location of the electronic component on the textile panel, wherein the access region is arranged such that at least a part of the electronic component is visible on an outside surface of the garment.
  • the inner biosensing textile may comprise a biosensing unit.
  • the biosensing unit may be positioned on an inside surface of the textile panel for measuring a biosignal of a wearer of the garment. This means that the biosensing unit is able to be positioned in contact with the body surface when the garment is worn. This is not required when, for example, the biosensing unit does not require skin contact to measure a biosignal.
  • biosignal may refer to any signal in a living being that can be measured and monitored.
  • biosignal is not limited to electrical signals and can refer to other forms of non-electrical biosignals.
  • a biosensing unit therefore refers to an electronic component that is able to measure a biosignal of the wearer.
  • the biosensing unit may comprise one or more electrodes but is not limited to this arrangement.
  • the biosensing unit may comprise an electrode positioned on the textile panel.
  • the biosensing unit may be formed of a 2D electrically conductive material.
  • the 2D material may be a carbon-based material.
  • the carbon-based material may comprise graphene, e.g. pristine graphene, and/or reduced graphene oxide.
  • the carbon-based material may be graphene and/or reduced graphene oxide in combination with one or more additional conductive agents.
  • the carbon-based material may be a graphene derivative.
  • additional electrically conductive agents present in the biosensing unit such as metallic components (e.g. silver precursor, silver nanoparticles, carbon nanotubes, or poly(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT/PSS)).
  • metallic components e.g. silver precursor, silver nanoparticles, carbon nanotubes, or poly(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT/PSS)
  • the biosensing unit may be a textile-based biosensing unit such as a biosensing unit comprising conductive yarn.
  • the biosensing unit may be a textile-based biosensing unit which incorporates a 2D electrically conductive material such as graphene into the fibre/yarn.
  • the 2D material may be incorporated by a dyeing process in which a liquid composition containing the 2D material is contacted with the fibre/yarn.
  • the yarn may be based on synthetic materials such as polyester, nylon, and viscose or may be based on natural materials such as cotton and wool.
  • the yarn may be based on a combination of natural and synthetic materials.
  • the biosensing unit may be attached to or may be integral with the textile panel.
  • the biosensing unit may be used for measuring one or a combination of bioelectrical, bioimpedance, biochemical, biomechanical, bioacoustics, biooptical or biothermal signals of the wearer.
  • the bioelectrical measurements include electrocardiograms (ECG), electrogastrograms (EGG), electroencephalograms (EEG), and electromyography (EMG).
  • ECG electrocardiograms
  • ECG electrogastrograms
  • EEG electroencephalograms
  • EMG electromyography
  • the bioimpedance measurements include plethysmography (e.g., for respiration), body composition (e.g., hydration , fat, etc.), and electroimpedance tomography (EIT).
  • the biomagnetic measurements include magnetoneurograms (MNG), magnetoencephalography (MEG), magnetogastrogram (MGG), magnetocardiogram (MCG).
  • the biochemical measurements include glucose/lactose measurements which may be performed using chemical analysis of the wearer’s sweat.
  • the biomechanical measurements include blood pressure.
  • the bioacoustics measurements include phonocardiograms (PCG).
  • the biooptical measurements include orthopantomogram (OPG).
  • the biothermal measurements include skin temperature and core body temperature measurements.
  • the textile panel may comprise a plurality of biosensing units.
  • the biosensing unit may be a first biosensing unit.
  • the biosensing textile may further comprise a second biosensing unit positioned on the textile panel for measuring a biosignal of the wearer.
  • the first and second biosensing units may cooperate to measure a biosignal of the wearer.
  • the biosensing unit may be positioned on the textile panel at a location corresponding to a left chest region of the wearer such that, when worn, the biosensing unit is positioned proximate to the cardiac region of the wearer.
  • the second biosensing unit may be located at a position corresponding to a central chest region of the wearer such that, when worn, the second biosensing unit is proximate to the central chest region of the wearer.
  • the electronic component may be positioned on an outside surface of the textile panel facing the garment.
  • the electronic component may be connected to the biosensing unit through the textile panel.
  • the electronic component may be wirelessly connected to the biosensing unit.
  • the electronic component may be conductively connected to the biosensing unit.
  • the access region may be an aperture, transparent region or translucent region on the garment.
  • the electronic component may comprise a power source.
  • the power source may be a battery.
  • the battery may be a rechargeable battery.
  • the battery may be a rechargeable battery adapted to be charged wirelessly such as by inductive charging.
  • the power source may comprise an energy harvesting device.
  • the energy harvesting device may be configured to generate electric power signals in response to kinetic events such as kinetic events performed by a wearer of a garment that the biosensing textile forms or is incorporated into.
  • the kinetic event could include walking, running, exercising or respiration of the wearer.
  • the energy harvesting material may comprise a piezoelectric material which generates electricity in response to mechanical deformation of the converter.
  • the energy harvesting device may harvest energy from body heat of a wearer of a garment that the biosensing textile forms or is incorporated into.
  • the energy harvesting device may be a thermoelectric energy harvesting device.
  • the electronic component may comprise a controller.
  • the controller may be in communication with the biosensing unit (e.g. through the textile panel) and may be operable to control the biosensing unit such as to receive signals from the biosensing unit.
  • the controller may be positioned on the textile panel.
  • the controller may be spaced apart from the biosensing unit on the textile panel.
  • the controller may be positioned on an outer surface of the textile panel.
  • the outer surface of the textile panel faces the garment.
  • the controller may be positioned on the outer surface of the textile panel while the biosensing unit may be positioned on the inner surface of the textile panel.
  • the controller may be removable from the textile panel.
  • the textile panel may comprise a holder arranged to releasably hold the controller.
  • the controller may be wirelessly connected to the biosensing unit. That is, the biosensing unit may comprise a communicator for wireless communication with the controller.
  • the wireless communication may be an inductive communication.
  • the controller may be conductively connected to the biosensing unit.
  • the controller may be conductively connected to the biosensing unit by a conductor.
  • the conductor may be incorporated into the textile.
  • the conductor may be an electrically conductive track or film.
  • the controller may be provided on the garment and may not be provided on the inner biosensing textile.
  • the conductor may be a conductive transfer.
  • the conductive transfer may comprise a first non-conductive ink layer and a second non-conductive ink layer.
  • An electrically conductive layer may be positioned between the first non-conductive ink layer and the second non-conductive ink layer.
  • the conductive transfer may be adhered to the textile via use of an adhesive layer so as to form the conductor on the textile.
  • the electrically conductive layer may comprise graphene or other conductive material.
  • the conductor may be formed from a fibre or yarn of the textile. This may mean that an electrically conductive material is incorporated into the fibre/yarn.
  • the power source may be conductively connected to the controller by a conductor.
  • the electronic component may comprise a display.
  • the display may be arranged to indicate a status of the biosensing garment.
  • the display may be arranged to display information relating to the data recorded by the biosensing garment.
  • the electronic component may comprise a communicator arranged to communicate with an external device over a wireless network.
  • the communicator may be arranged to communicative over a cellular network. That is, the wireless network may be a cellular network.
  • the cellular network may be a fourth generation (4G) or fifth generation (5G) cellular network or sixth generation (6G) cellular network or any other future cellular communication network.
  • the communicator may be incorporated into the controller.
  • the communicator may be provided on the textile panel such as at a location different to that of the controller.
  • the electronic component may comprise an indicator arranged to indicate a status of the electronic component.
  • the electronic component may comprise an actuator such as a button for controlling the electronic component, e.g. to turn the electronic component on/off.
  • the electronic component may comprise a combination of two or more of the power source, controller, communicator, display, indicator, and actuator.
  • the electronic component may be removable from the textile panel.
  • the garment may comprise the aperture, and the aperture may be sized to receive the electronic component such that at least a part of the electronic component is accessible via the outside surface of the garment.
  • the electronic component may be removable from the textile panel.
  • the textile panel may comprise a holder for receiving the electronic component.
  • the textile panel may comprise a holder arranged to releasably hold the electronic component.
  • the electronic component may be incorporated into or have the appearance of a fastener.
  • the fastener may be a button, clasp, toggle, stud, snap fastener, popper, eyelet or, buckle.
  • the biosensing textile may comprise one or more gripper sections provided on the underside surface of the biosensing textile that grip the biosensing textile to the skin surface, e.g. by friction.
  • the gripper sections may be provided by silicone material such as silicone tape.
  • a first region of the textile panel may be attached to the garment such that the first region is unable to move relative to the garment, and wherein a second region of the textile panel is able to move relative to the garment.
  • the first portion of the textile panel may be an end region of the textile panel.
  • the second portion of the textile panel may be a remaining portion of the textile panel. That is, the remaining portion of the textile panel may be able to move relative to the garment. This may mean that only the end portion of the textile panel is unable to move relative to the garment.
  • the textile panel may comprise means to position the biosensing unit away from the garment such that, when worn, the biosensing unit is positioned on or near the body surface.
  • the means may comprise the textile panel being shaped to position the biosensing unit away from the garment such that, when worn, the biosensing unit is positioned on or near the body surface.
  • the textile panel has a three-dimensional shape.
  • the textile panel is shaped to urge the biosensing unit towards the body surface when worn. This helps maintain the biosensing unit in close proximity to the body surface and, in some applications, in contact with the body surface.
  • the textile panel may comprise a dart.
  • the dart may act to shape the textile panel such that the biosensing unit is positioned away from the garment. This means that the dart enables the textile panel to be shaped such that, when worn, the biosensing unit is positioned on or near the body surface.
  • the textile panel may comprise a seam.
  • the seam may act to shape the textile such that the biosensing unit is positioned away from the garment. This means that the seam enables the textile panel to be shaped such that, when worn, the biosensing unit is positioned on or near the body surface.
  • the means may comprise an electrostatic generator for generating static electricity so as to cause the textile panel to cling to the wearer.
  • the means may comprise one or more weights for urging the textile panel down and towards the wearer. That is, the textile panel may be weighted.
  • the textile panel may be weighted by use of one or more weighted elements (such as metal weights) that are attached to the textile panel. The weighted elements may be stitched into the textile panel or adhered to the textile panel.
  • the means may comprise one or more gripper sections provided on the underside surface of the biosensing textile that grip the biosensing textile to the skin surface, e.g. by friction.
  • the gripper sections may be provided by silicone material such as silicone tape.
  • the garment may be a top.
  • the first region of the textile panel may be attached to the top at a position corresponding to a shoulder of the wearer such that, when worn, the first region of the textile panel is proximate to the shoulder of the wearer.
  • the textile panel and/or the inner biosensing textile may only be attached to the garment via the first region and as such may only be attached to the shoulder region of the garment.
  • the shoulder region is subject to minimal movement and therefore is a stable point to attach the textile panel to garment without affect the visual appearance of the outer garment.
  • the textile panel may be attached to the garment using a twin needle top stitch.
  • the twin needle top stitch may be provided on either side of a seam of the garment.
  • the textile panel may be attached to a shoulder region of the garment (e.g. when the garment is a top) via a twin needle top stitch provided on either side of a seam of the garment at the shoulder region.
  • the other should region of the garment may also be provided with a twin needle top stitch provided on either side of a seam of the garment so as to balance out the visual appearance of the garment.
  • the inner biosensing textile may further comprises a second textile panel; and a biosensing unit positioned on the second textile panel.
  • the second textile panel may be joined to the first textile panel.
  • a first region of the second textile panel may be attached to the garment such that the first region is unable to move relative to the garment.
  • a second region of the second textile panel may be able to move relative to the garment.
  • the first region may be an end region of the second textile panel.
  • the second region may be a remaining portion of the second textile panel. That is, only the end region of the second textile panel may be attached to the garment and the remaining portion of the second textile panel may be able to move relative to the garment.
  • the first textile panel may be a front textile arranged to be positioned close to the front (e.g. the chest) of the wearer.
  • the second textile panel may be a rear textile arranged to be positioned close the rear (e.g. the back) of the wearer.
  • the second textile panel may be shaped to position the biosensing unit away from the garment such that, when worn, the biosensing unit is positioned on or near the body surface.
  • the second textile panel may comprise a dart, wherein the dart acts to shape the textile such that the biosensing unit is positioned away from the garment.
  • the second textile panel may comprise a seam, wherein the seam acts to shape the textile such that the biosensing unit is positioned away from the garment.
  • the first textile panel and second textile panel may together form a loop or U-shaped band that is attached at both ends to a region of the garment.
  • the region of the garment may be the shoulder region of the garment. That is, when worn, the first textile panel may be disposed on the front size of the wearer and the second textile panel may be disposed on the rear side of the wearer. This arrangement helps to divide the weight of the biosensing inner layer evenly.
  • the second textile panel and the first textile panel may together define an aperture through which a part of the wearers body may be received.
  • the aperture may be an arm hole for receiving an arm of the wearer.
  • the aperture may be a leg hole for receiving a leg of the wearer.
  • the textile panel may be bias cut.
  • the first textile panel and/or the second textile panel may be bias cut. The bias cut allows the textile panel to accommodate movement without stretch fabric which would compromise the panel stability.
  • the garment may be a free-form (loose-fit) garment.
  • a free-form garment will be understood as referring to a garment that is not skin-tight and is not a compression garment.
  • the textile panel and/or garment may be constructed from a woven or a non-woven material.
  • the textile may be a fabric.
  • the textile may be formed from yarn.
  • the yarn may be a natural fibre or a natural fibre blended with one or more other materials which can be natural or synthetic or a synthetic fibre.
  • the yarn may be cotton.
  • the cotton may be blended with polyester and/or viscose and/or polyamide according to the particular application.
  • Silk may also be used as the natural fibre.
  • Cellulose, wool, hemp and jute are also natural fibres that may be used in the textile.
  • Polyester, polycotton, nylon and viscose are synthetic fibres that may be used in the textile.
  • the textile panel may comprise a synthetic 2-way stretch woven fabric panel.
  • the garment may refer to an item of clothing or apparel.
  • the garment may be a top.
  • the top may be a shirt, t-shirt, blouse, sweater, jacket/coat, or vest.
  • the garment may be a dress, brassiere, shorts, pants, arm or leg sleeve, vest, jacket/coat, glove, armband, underwear, headband, hat/cap, collar, wristband, stocking, sock, or shoe, athletic clothing, swimwear, wetsuit or drysuit.
  • the textile panel may comprise a mesh or webbing material.
  • the textile panel and in particular the mesh or webbing material may comprise a raw edge.
  • the textile panel may comprise a first section formed of a raw edge material and a second edge formed of a woven material.
  • the biosensing textile may comprise a first textile layer and a second textile layer.
  • the second textile layer may be attached to a first surface of the first textile layer to define an internal cavity.
  • An electronic component may be disposed within the cavity.
  • a biosensing unit may be positioned on a second surface of the first textile layer opposite to the first surface of the first textile layer such that the biosensing unit is positioned outside of the internal cavity.
  • the biosensing unit is conductively connected to the electronic component through the first textile layer.
  • the first and second textile layers define an internal cavity in which the electronic component is disposed.
  • the internal cavity protects the electronic component.
  • the biosensing unit is not disposed within the internal cavity but is instead positioned or incorporated into the first surface of the first textile layer. This enables the biosensing unit to be brought towards or into contact with the skin of a wearer of the biosensing textile so as to enable the biosignal to be measured.
  • the internal cavity may be in the form of a pocket with an opening such that at least a part of the electronic component may be accessed and/or removed. This may be beneficial if the electronic component needs to be accessed to, for example, charge a power source.
  • the first and second textile layers may comprise at least one fastener such as a zip or clasp to enable the opening to be selectively closed.
  • the fastener may be a waterproof fastener such as a waterproof zip. This means that when the opening is closed, the waterproof fastener protects against water ingress into the opening. Beneficially, this helps protect the electronic components against water ingress such as when the biosensing textile is washed.
  • the internal cavity may be sealed.
  • edges of the second textile layer may be joined to the first textile layer such that there is no opening between the first and second textile layer.
  • a method of manufacturing a biosensing garment comprising providing a garment.
  • the method comprises providing an inner biosensing textile.
  • the inner biosensing textile comprises a textile panel.
  • the inner biosensing textile comprises an electronic component positioned on the textile panel.
  • the garment further comprises an access region at a location corresponding to the location of the electronic component on the textile panel.
  • the access region is arranged such that at least a part of the electronic component is visible on an outside surface of the garment.
  • the method comprises disposing the inner biosensing textile within the garment.
  • the method comprises attaching the inner biosensing textile to the garment.
  • the biosensing garment may be the biosensing garment of the first aspect of the disclosure.
  • Figure 1 shows a front view of an example garment according to aspects of the present disclosure
  • Figure 2 shows a sectional view of the garment shown in Figure 1 ;
  • Figure 3 shows a schematic view of an example biosensing textile provided in the garment shown in Figure 1 ;
  • Figure 4 shows a front sectional view of another example garment according to aspects of the present disclosure
  • Figure 5 shows a rear sectional view of the garment shown in Figure 4.
  • Figure 6 shows a front sectional view of another example garment according to aspects of the present disclosure.
  • Figure 7 shows a rear sectional view of the garment shown in Figure 6;
  • Figure 8 shows a side sectional view of the garment shown in Figure 6;
  • Figure 9 shows a front sectional view of another example garment according to aspects of the present disclosure.
  • Figure 10 shows a side sectional view of the garment shown in Figure 9;
  • Figure 1 1 shows a front view of an example garment according to aspects of the present disclosure.
  • Figure 12 shows a view of an underside surface of an example biosensing textile according to aspects of the present disclosure
  • Figure 13 shows an internal surface of a pocket of the biosensing textile of Figure 12
  • Figure 14 shows an external view of a pocket of the biosensing textile of Figure 12;
  • Figure 15 shows a flow diagram of an example method of manufacturing a biosensing garment according to aspects of the present disclosure.
  • Figure 16 shows a flow diagram of an example method of manufacturing a biosensing textile according to aspects of the present disclosure.
  • Figure 17 shows a flow diagram of another example method of manufacturing a biosensing textile according to aspects of the present disclosure. Detailed Description
  • the biosensing garment 100 comprises a garment 101 in the form of a T-shirt 101 .
  • the T-shirt 101 comprises a main body 103, a left sleeve 105, a right sleeve 107 and a collar 109.
  • the T-shirt 100 is a free-form garment. By this it is meant that the T-shirt 100 is loose, not skin-tight, and not a compression garment.
  • FIG 2 there is shown a sectional view of the biosensing garment 100 according to Figure 1 .
  • the sectional view shows that the biosensing garment 100 comprises an inner biosensing textile 200 disposed within the garment 101 .
  • the inner biosensing textile 200 is not visible from the outside of the garment 101 and thus does not or does not significantly affect the external appearance of the garment 101 .
  • the biosensing textile 200 comprises a textile panel 201 .
  • a first end region 203 of the panel 201 is attached to the garment 101 while the remaining portions of the panel 201 are not attached to the garment 101 .
  • This means that the biosensing textile 200 is able to move freely relative to the garment 101 .
  • the panel 201 does not pull on the garment 101 when the wearer moves. This means that the panel 201 does not limit the wearer’s mobility and does not affect the outward appearance of the garment 100.
  • the garment 100 comprises an aperture 1 13 through which a power source 221 of the inner biosensing textile 200 (Figure 2) is visible.
  • the aperture 1 13 is sized to receive the power source 221 such that the power source is accessible via the outside surface of the garment.
  • the power source 221 may be removable from the textile panel. 291
  • the textile panel 201 ( Figure 2) may comprise a holder for receiving the power source 221 .
  • the power source 221 may snap in/out of the holder or may clip in/out of the holder.
  • the power source 221 may visually indicate the status of the power source 221 such as by indicating the amount of charge remaining for the power source 221 .
  • the power source 221 may comprise one or more light sources for indicating the status of the power source 221 .
  • the first end region 203 is the top end region 203 of the panel 201 that is attached to the shoulder region 1 1 1 and part of the collar region 109 of the garment 101 .
  • the remaining portions of the panel 201 are not connected to the garment 101 .
  • the bottom end region 209 and the side regions 21 1 , 213 are free ends, i.e. they are not attached to the garment 101 .
  • the shoulder region of the wearer is generally subject to little to no motion even during strenuous exercise. As such, the attachment of the panel 201 to the garment 101 causes little or no pull on the garment 101 even during motion of the wearer.
  • the panel 201 comprises a plurality of biosensing units 215, 217 in the form of electrodes 215, 217 that are incorporated onto the panel 201 . All of the below examples refer to biosensing units 215, 217 in the form of electrodes 215, 217 but the present invention is not limited to this example arrangement. Other forms of biosensing unit 215, 217 are within the scope of the present invention.
  • the plurality of electrodes 215, 217 are located on an inner surface of the textile panel 201 away from the garment 101 and facing the body surface, when worn.
  • a first of the electrodes 215 is located at a central upper chest region of the panel 201 .
  • The“central upper chest region” will be understood as referring to a region which, when worn, corresponds to a central upper chest region of the wearer.
  • the weight of the electrode 215 causes the panel 201 to hang downwards and urge the first of the electrodes 215 towards the body surface.
  • the attachment of the panel 201 to the garment 101 causes the electrode 215 to be positioned towards or near the body surface so that the electrode 215 may measure biosignals of the wearer.
  • a second of the electrodes 217 is located at a lower left chest region of the panel 201 .
  • The“lower left chest region” will be understood as referring to a region which, when worn, corresponds to a lower left chest region of the wearer which is proximate to a cardiac region of the wearer.
  • the panel 201 is shaped to position the second of the electrodes 217 away from the garment 101 . In this way, when worn, the second electrode 217 is positioned on or near the body surface.
  • the shaping of the panel 201 is achieved through use of a dart 219 in the panel 201 .
  • the dart 219 will be understood as referring to a fold that is sewn or otherwise introduced into the panel 201 to provide the shape to the panel 201 .
  • the panel 201 may be thought of as having a flat, planar, surface.
  • the dart 219 has the effect of removing a wedge-shaped piece of the panel 201 and pulling the edges of that wedge together to create a shallow cone. In this way, the dart 219 urges the electrode 217 away from the main planar surface of the panel 201 .
  • the dart 219 is not required in all examples of the present disclosure, and instead other structures or features of the panel 201 may be used to provide the desired shape to the panel 201 to position the second of the electrodes 217 away from the garment 101 .
  • a seam, pleat, or gather in the panel 201 may be used to provide the same effect as the dart 219.
  • the panel 201 may be bias cut. This means that that a piece of textile forming the panel 201 is cut diagonally or obliquely to the grain of the textile. Being cut on the bias means that the panel 201 has more give when compared to textiles cut along the straight grain or cross grain so as to accommodate movement. Being bias cut means that the panel 201 will drape in a way which contours to the shape of the body surface. This helps maintain the electrodes 215, 217 in a position which is near or in contact with the body surface.
  • the biosensing textile 200 comprises a first electrode 215 and second electrode 217.
  • the electrodes 215, 217 are both included in separate sensor housings which additionally include controllers for controlling the electrodes 215, 217. That is, a first controller for controlling the first electrode 215 and a second controller for controlling the second electrode 217 are provided.
  • the textile panel 201 is shaped to urge the electrode 217 away from a major surface of the textile panel 201 and in particular comprises a dart 219. In this way, the textile panel 201 is shaped to position the electrode 217 toward the body surface when worn.
  • the first electrode 215 may act as a reference electrode 215.
  • the first controller may act as a reference controller.
  • the second electrode 217 may act as a measuring electrode 217.
  • the second controller may act as a measuring controller. That is, one of the first and second electrodes 215, 217 may be controlled to act as a reference during biopotential and/or bioimpedance measurements.
  • the first electrode 101 and second electrode 105 may be conventional metallic electrodes such as silver/silver chloride (Ag/AgCI) electrodes.
  • the first controller and the second controller are able to stimulate the body, such as by injecting a current into the body via the electrode(s) 215, 217 for performing an impedance measurement.
  • the first controller and the second controller are also able to measure a physiological signal of the body, such as an ECG, by measuring a potential via the electrode(s) 215, 217.
  • the first electrode 215 and the second electrode 217 may both comprise a first electrical contact and a second electrical contact which are spaced apart from another.
  • the first and second electrical contacts may be arranged as concentric rings, for example.
  • the potential may be measured between the electrical contacts of the first electrode 215 and/or the second electrode 217.
  • the biosensing textile 200 further comprises a communicator 223.
  • the communicator 223 transmits biodata recorded by the electrodes 215, 217 and optionally processed by the first/second controller wirelessly to an external device.
  • the communicator 223 is a cellular communicator 223 operable to communicate the biometric data wirelessly with an external server via one or more base stations.
  • the cellular communicator 223 may be a fourth generation (4G) enabled radio communicator 223 or a fifth generation (5G) enabled cellular communicator 223 or a sixth generation (6G) enabled cellular communicator 223 or any other future generation of cellular communication protocol. This means that the communicator 223 is able to communicate the biodata to an external server over a cellular network.
  • the garments may not require the wearer to be in possession of any additional electronic devices for biometric data to be recorded.
  • the communicator 223 is conductively connected to the second controller by a conductor 231 .
  • the communicator 223 in this example is shown at a position which is spaced apart from the first and second electrodes 215, 217 at a position close to the end region 203 of the textile panel 201 .
  • the communicator 223 may be incorporated with one of the controllers or the electrodes 215, 217.
  • the first electrode 215 and/or first controller are conductively connected to the second electrode 217 and/or second controller via a conductor 225.
  • the textile panel 201 further comprises a power source 221 for powering the first controller and the second controller.
  • the power source 221 may be a battery 221 .
  • the power source 221 is conductively connected to the first controller by a conductor 227.
  • the power source 221 is conductively connected to the second controller by a conductor 229.
  • the power source 221 is conductively connected to the communicator 223 by a conductor 233.
  • a separate power source is provided for each of the controllers. That is, a first power source may be provided for powering the first controller and a second power source may be provided for powering the second controller.
  • the conductors 225, 227, 229, 231 , 233 are, in this example, formed of a graphene or a graphene- derivative and are printed onto the textile 200 using a screen-printing process. Other printing processes may be used.
  • the conductor 225, 227, 229, 231 , 233 may be a conductive transfer.
  • the conductive transfer may comprise graphene.
  • Other conductive materials such as conductive metals including copper, silver, nickel, and gold may be used.
  • the present disclosure is not limited to screen printing conductors onto a textile or the use of conductive transfers.
  • the conductors may be incorporated into one or more fibres of the textile.
  • Conductive yarns may be used .
  • FIG. 4 there is shown a front sectional view of another example biosensing garment 100 according to aspects of the present disclosure.
  • the sectional view shows that the biosensing garment 100 comprises garment 101 and an inner biosensing textile 200 disposed within the garment 101 .
  • the inner biosensing textile 200 is not visible from the outside of the garment 101 and thus does not or does not significantly affect the external appearance of the garment 101 .
  • the inner biosensing textile 200 comprises a first panel 201 a.
  • a first end region 203 of the first panel 201 a is attached to the garment 101 while the remaining portions of the first panel 201 a are not attached to the garment 101 . This means that while the first end region 203a of the panel 201 a is not able to move relative to the garment 101 , the remaining regions of the panel 201 a are able to move relative to the garment 1 01
  • the first end region 203a is the top end region 203a of the panel 201 a that is attached to the shoulder region 1 1 1 of the garment 101 .
  • the remaining portions of the first panel 201 a are not connected to the garment 101 and are able to move freely relative to the garment 101 .
  • the end region 203 of the inner biosensing textile 200 is attached to the shoulder region of the garment 101 using a twin needle top stitch that is provided either side of the seam of the garment.
  • the shoulder of the garment 101 which is not attached to the inner biosensing textile 200 is provided with the same or similar twin needle top stitch to even out the visual appearance of the garment.
  • FIG. 5 there is shown a rear sectional view of the biosensing garment 100 of Figure 4.
  • the sectional view shows that the inner biosensing textile 200 further comprises a second panel 201 b.
  • a first end region 203b of the second panel 201 b is attached to the garment 101 at the shoulder region 1 1 1 .
  • the opposite end region of the second panel 201 b is attached to the first panel 201 a.
  • the first panel 201 a and the second panel 201 b are joined together to define a loop or U-shaped band within the garment 101 that defines an aperture for receiving an upper appendage (e.g. an arm) of the wearer.
  • an upper appendage e.g. an arm
  • the first and second panels 201 a, 201 b may be attached to another by stiches, staples or adhesive for example.
  • the first and second panels 201 a, 201 b are integrally formed from a single unitary piece of textile.
  • the biosensing textile 200 comprises a plurality of electrodes 215, 217 that are incorporated onto the panels 201 a, 201 b.
  • a first of the electrodes 215 is located at a lower left chest region of the second panel 201 b ( Figure 5).
  • the second panel 201 b is shaped to position the first of the electrodes 215 away from the garment 101 and towards the body surface. In this way, when worn, the first electrode 215 is positioned on or near the body surface.
  • the shaping of the second panel 201 b is achieved through use of a dart 219b in the second panel 201 b.
  • a second of the electrodes 217 is located at the lower left chest region of the first panel 201 a ( Figure 4).
  • the first panel 201 a is shaped to position the second electrode 217 away from the garment 101 and towards the body surface. In this way, when worn, the second electrode 217 is positioned on or near the body surface.
  • the shaping of the first panel 201 a is achieved through use of a dart 219a in the first panel 201 a.
  • the first electrode 215 is provided with a first controller in a sensor housing.
  • the second electrode 217 is provided with a second controller in a sensor housing.
  • the biosensing textile 200 further comprises a communicator 223.
  • the communicator 223 is provided on the first panel 201 a in this example.
  • the communicator 223 is conductively connected to the second controller by a conductor 231 .
  • the communicator 223 in this example is shown at a position which is spaced apart from the first and second electrodes 215, 217 at a position close to the end region 203a of the first panel 201 a.
  • the first electrode 215 and/or first controller are conductively connected to the second electrode 217 and/or second controller via a conductor 225 that extends between the first panel 201 a and the second panel 201 b.
  • the first panel 201 a further comprises a power source 221 for powering the first controller and the second controller.
  • the power source 221 is conductively connected to the first controller by a conductor 227.
  • the power source 221 is conductively connected to the second controller by a conductor 229.
  • the power source 221 is conductively connected to the communicator 223 by a conductor 233.
  • a separate power source is provided for each of the controllers. That is, a first power source may be provided for powering the first controller and a second power source may be provided for powering the second controller.
  • the conductors 225, 227, 229, 231 , 233 are also formed of a graphene or a graphene-derivative and are printed onto the textile 200 using a screen-printing process. Other printing processes may be used.
  • the conductor 225, 227, 229, 231 , 233 may be a conductive transfer.
  • the conductive transfer may comprise graphene.
  • the first panel 201 a and the second panel 201 b may be bias cut. This means that that a piece of textile forming the panel 201 a, 201 b is cut diagonally or obliquely to the grain of the textile. Being cut on the bias means that the panel 201 a, 201 b has more give when compared to textiles cut along the straight grain or cross grain so as to accommodate movement. Being bias cut means that the panel 201 a, 201 b will drape in a way which contours to the shape of the body surface. This helps maintain the electrodes 215, 217 in a position which is near or in contact with the body surface.
  • FIG 6 there is shown a front sectional view of another example biosensing garment 100 according to aspects of the present disclosure. The sectional view shows that the biosensing garment 100 comprises an inner biosensing textile 200 disposed within the garment 101 .
  • the inner biosensing textile comprises an inner biosensing textile 200 disposed within the garment 101 .
  • the inner biosensing textile 200 comprises a first panel 201 a.
  • a first end region 203 of the first panel 201 a is attached to the garment 101 while the remaining portions of the first panel 201 are not attached to the garment 101 .
  • the first end region 203a is the top end region 203a of the panel 201 a that is attached to the shoulder region 1 1 1 of the garment 101 .
  • the remaining portions of the first panel 201 a are not connected to the garment 101 .
  • FIG. 7 there is shown a rear sectional view of the biosensing garment 100 of Figure 6.
  • the sectional view shows that the inner biosensing textile 200 further comprises a second panel 201 b.
  • a first end region 203b of the second panel 201 b is attached to the garment 101 at the shoulder region 1 1 1 .
  • the opposite end region of the second panel 201 b is attached to the first panel 201 a and in this example is integrally formed with the first panel 201 a. That is the first panel 201 a and the second panel 201 b form a single, integral structure.
  • the first panel 201 a and the second panel 201 b are joined together to define a loop U-shaped band within the garment 1 01 that defines an aperture for receiving an upper appendage (e.g. an arm) of the wearer.
  • an upper appendage e.g. an arm
  • the biosensing textile 200 comprises a plurality of electrodes 215, 217 that are incorporated onto the panels 201 a, 201 b.
  • a first of the electrodes 215 is located at a lower left chest region of the second panel
  • the second panel 201 b is shaped to position the first of the electrodes 215 away from the garment 101 and towards the body surface. In this way, when worn, the first electrode 215 is positioned on or near the body surface.
  • the shaping of the second panel 201 b is achieved through use of a dart 219b in the second panel 201 b.
  • a second of the electrodes 217 is located at the lower left chest region of the first panel 201 a ( Figure 7).
  • the first panel 201 a is shaped to position the second electrode 217 away from the garment 101 and towards the body surface. In this way, when worn, the second electrode 217 is positioned on or near the body surface.
  • the shaping of the first panel 201 a is achieved through use of a dart 219a in the first panel 201 a.
  • a single controller 235 is provided for controlling the first electrode 215 and the second electrode 217.
  • the single controller 235 is separated from the first electrode 215 and the second electrode 217.
  • the first electrode 215 is located at a first position on the textile 200.
  • the second electrode 217 is located at a second position on the textile 200.
  • the first position is spaced apart from the second position.
  • the controller 235 is located at a third position on the textile 200.
  • the third position is spaced apart from the first position, second position, and third position.
  • the electrodes 215, 217 are spaced apart from one another and from the controller 235.
  • distributing the components on the textile 200 such as by separating the electrodes 215, 217 and controller 235 and separating the electrodes 215, 217 from the controller 235 can reduce the apparent footprint of the components on the textile 200.
  • Existing solutions provide the electrodes, controllers, and power sources as integrated units within a housing that this then attached to the textile. This integrated units are bulky and protrude outward from the textile. This may make the resultant garments uncomfortable to wear and unattractive.
  • the biosensing textile 200 further comprises a communicator 223.
  • the communicator 223 is provided within the controller 235 in this example.
  • the biosensing textile 200 further comprises a power source 221 for powering the controller 235.
  • the power source 221 is conductively connected to the controller 235.
  • the conductors connecting the controller 235 to the electrodes 215, 217, and the controller 235 to the power source 221 may be formed of a graphene or a graphene-derivative and are printed onto the textile 200 using a screen-printing process. Other printing processes may be used.
  • the conductors may be formed of a conductive transfer.
  • the conductive transfer may comprise graphene.
  • the first panel 201 a and the second panel 201 b may be bias cut. This means that that a piece of textile forming the panel 201 a, 201 b is cut diagonally or obliquely to the grain of the textile. Being cut on the bias means that the panel 201 a, 201 b has more give when compared to textiles cut along the straight grain or cross grain so as to accommodate movement. Being bias cut means that the panel 201 a, 201 b will drape in a way which contours to the shape of the body surface. This helps maintain the electrodes 215, 217 in a position which is near or in contact with the body surface.
  • the end region 203 of the inner biosensing textile 200 is attached to the shoulder region of the garment 101 using a twin needle top stitch that is provided either side of the seam of the garment.
  • the shoulder of the garment 101 which is not attached to the inner biosensing textile 200 is provided with the same or similar twin needle top stitch to even out the visual appearance of the garment.
  • FIG 8 there is shown a side view of the biosensing garment 100 shown in Figures 6 and 7.
  • the first panel 201 a and the second panel 201 b are formed from a single unitary piece of textile material.
  • first electrode 215 and the second electrode 217 are incorporated onto the textile 200.
  • Being“incorporated” onto the textile 200 may mean that the electrodes 215, 217 are printed onto the textile 200 or are formed from one or more fibres or yarns of the textile 200 such as by coating the fibres or yarns of the textile 200 with an electrically conductive material.
  • the first and second electrodes 215, 217 in the example of Figures 9 and 10 are formed of a 2D electrically conductive material. In the example of Figure 9 and 10, this material is a graphene or graphene-derivative which is screen printed onto the textile 200.
  • the combination of the electrodes 215, 217 being integrated into the textile 200 and formed of a 2D electrically conductive material means that the electrodes 215, 217 have a minimal footprint on the textile 200. This means that the impact of the sensing system 100 on the textile 200 is minimised.
  • the textile 200 is more comfortable when worn as there are no or only minimal bulky electronics components.
  • the textile panels 201 a, 201 b comprise seams 237a, 237b for positioning the electrodes 215, 217 towards the body surface.
  • the inner biosensing textile 200 further comprises a fastener 239 in the form of a loose tacking loop that loosely attaches the biosensing textile 200 to the garment 101 .
  • the fastener 239 still allows the biosensing textile 200 to move freely relative to the garment 101 .
  • the textile panel 201 a comprises a first textile layer 241 a.
  • the electrode 217 is provided on the underside surface (second surface) of the first textile layer 241 a such that the electrode 217 is proximate to the skin of the wearer.
  • the textile panel 201 b comprises a first textile layer 241 b.
  • the electrode 215 is provided on the underside surface (second surface) of the first textile layer 241 b such that the electrode 215 is proximate to the skin of the wearer.
  • the ends 203 of the first textile layers 241 a, 241 b are attached to the shoulder region of the garment 101 .
  • the other ends of the first textile layers 241 a, 241 b are attached together.
  • the controller 235 and power source 221 are provided on the first surface of the first textile layers 241 a, 241 b opposite to the second surface of the first textile layers 241 a, 241 b. Conductive connections extend through the first textile layers 241 a, 241 b to conductively connect the controller 235 and power source 221 to the electrodes 215, 217.
  • a second textile layer 243 is provided on top of the first surface of the first textile layers 241 a, 241 b and attached at the edges of the first textile layers 241 a, 241 b to define an internal cavity (pocket) in which the controller 235 and power source 221 are provided.
  • the edges of the second textile layer 243 running parallel to the seams 237a, 237b are not attached to the first textile layer 241 a, 241 b. This provides openings via which the controller 235 and power source 221 may be accessed.
  • all of the edges of the second textile layer 243 are joined to the first textile layers 241 a, 241 b to form an enclosed space in which the electronic components are provided. This helps protect against water ingress especially if the first and second textile layers are constructed from a waterproof material.
  • the electrodes 215, 217 are attached to the second surface of the first textile layers 241 a, 241 b.
  • the electronic component is positioned on the first surface of the first textile layers 241 a, 241 b and the electrical connection connecting the electrodes 215, 217 to the controller 235 are formed.
  • the first textile layer 241 a, 241 b is then sewn to the second textile layer 243 inside out.
  • the textile layers 241 a, 241 b, 243 are then inverted to be the right way out. This process is known as bagging out.
  • the end region 203 of the inner biosensing textile 200 is attached to the shoulder region of the garment 101 using a twin needle top stitch that is provided either side of the seam of the garment.
  • the shoulder of the garment 101 which is not attached to the inner biosensing textile is provided with the same or similar twin needle top stitch to even out the visual appearance of the garment.
  • the other components of the garment 100 are the same as the garment 100 of Figures 6, 7 and 8.
  • the biosensing garment 100 comprises a garment 101 in the form of a T-shirt 101 .
  • the inner biosensing textile 200 is in the form of a sash that extends across the chest of the wearer.
  • the inner biosensing textile 200 is therefore an over-the-shoulder sash 200.
  • the inner biosensing textile 200 comprises a first panel 201 a ( Figure 12) located on the front side of the wearer and a second panel 201 b ( Figure 13) located on the rear side of the wearer.
  • the first panel 201 a and the second panel 201 b are connected to the garment 101 at an end region 203.
  • the remaining portions of the inner biosensing textile 200 are not attached to the garment 101 and are free to move relative to the garment 101 .
  • the inner biosensing textile 200 further comprises a fastener 239 in the form of a loose tacking loop that loosely attaches the biosensing textile 200 to the garment 101 .
  • the fastener 239 still allows the biosensing textile 200 to move freely relative to the garment 101 .
  • the first panel 201 a and the second panel 201 b comprise first sections formed of a raw edge mesh material and a second edge formed of a woven material.
  • the raw edge i.e. no seam
  • the mesh material is joined to the woven material by seams 237a, 237b.
  • the sash 200 naturally hangs due to gravity in a way that urges the electrodes 215, 217 towards the body surface.
  • the seams 237a, 237b are provided to further aid in urging the electrodes 215, 217 towards the body surface.
  • the first panel 201 a and the second panel 201 b further comprise an internal cavity (pocket) formed by first textile layers 241 a, 241 b and second textile layer 243 in which the controller 235, and power source 221 are provided.
  • the end region 203 of the inner biosensing textile 200 is attached to the shoulder region of the garment 101 using a twin needle top stitch that is provided either side of the seam of the garment.
  • the shoulder of the garment 101 which is not attached to the inner biosensing textile 200 is provided with the same or similar twin needle top stitch to even out the visual appearance of the garment.
  • FIG 12 there is shown a side view of the biosensing textile 200 of Figure 1 1 .
  • the view in Figure 12 shows the underside surface (second surface) of the biosensing textile 200 that faces then skin of the wearer when worn.
  • the electrodes 215, 217 are provided on the underside surface 249 of the pocket that faces the skin surface along with the conductive tracking that connects the electrodes 215, 217 to the controller 235 ( Figure 13) and the power source 221 ( Figure 13) to the controller 235.
  • the electrodes 215, 217 and the conductive tracking are provided on the internal surface of the first textile layers 241 a, 241 b that face the skin surface.
  • the underside surface 249 of the pocket further comprises gripper sections 251 in the form of silicone tape 251 that help hold and maintain the electrodes 215, 217 near or in contact with the skin surface of the wearer.
  • the underside surface 249 of the pocket is made from a woven material while the remaining sections of the first textile layers 241 a, 241 b are made from a mesh material.
  • FIG. 13 there is shown the internal surface (first surface) 253 of the pocket. That is, the surface 253 of the first textile layers 241 a, 241 b that is covered by the second textile layer 243 ( Figure 15) to form the internal cavity.
  • Figure 13 shows that the controller 235 and the power source 221 are provided on the internal surface 253 of the pocket and are therefore disposed within the internal cavity of the pocket.
  • Conductive connections extend through the first textile layers 241 a, 241 b to conductively connect the components provided on either side of the textile layer.
  • the internal surface 253 further comprises a weight 255 that is stitched or otherwise fixed in position in the pocket. The weight 255 helps to urge the electrodes 215, 217 ( Figure 12) towards or in contact with the skin surface of the wearer.
  • FIG. 14 there is shown an outer surface of the pocket formed by the second textile layer 243.
  • the second textile layer 243 is attached to the first textile layers 241 a, 241 b around the edges.
  • the second textile layer 243 is not joined to the first textile layers 241 a, 241 b at the ends 257, 259 so that access openings are provided to allow for the power source 221 and or controller 235 to be accessed.
  • Step 301 of the method comprises providing a garment.
  • Step 302 of the method comprises providing an inner biosensing textile.
  • Step 303 of the method comprises disposing the inner biosensing textile within the garment.
  • Step 304 of the method comprises attaching the textile panel to the garment.
  • Step 401 of the method comprises providing a textile panel.
  • Step 402 of the method comprises shaping the textile panel to urge biosensing unit away from the planar surface of the textile panel.
  • Step 501 of the method comprises providing a first textile layer and a second textile layer.
  • Step 502 of the method comprises attaching the first textile layer to the second textile layer to define an internal cavity.
  • At least some of the example embodiments described herein may be constructed, partially or wholly, using dedicated special-purpose hardware.
  • Terms such as ‘component’, ‘module’ or‘unit’ used herein may include, but are not limited to, a hardware device, such as circuitry in the form of discrete or integrated components, a Field Programmable Gate Array (FPGA) or Application Specific Integrated Circuit (ASIC), which performs certain tasks or provides the associated functionality.
  • FPGA Field Programmable Gate Array
  • ASIC Application Specific Integrated Circuit
  • the described elements may be configured to reside on a tangible, persistent, addressable storage medium and may be configured to execute on one or more processors.
  • These functional elements may in some embodiments include, by way of example, components, such as software components, object-oriented software components, class components and task components, processes, functions, attributes, procedures, subroutines, segments of program code, drivers, firmware, microcode, circuitry, data, databases, data structures, tables, arrays, and variables.
  • components such as software components, object-oriented software components, class components and task components, processes, functions, attributes, procedures, subroutines, segments of program code, drivers, firmware, microcode, circuitry, data, databases, data structures, tables, arrays, and variables.
  • components such as software components, object-oriented software components, class components and task components, processes, functions, attributes, procedures, subroutines, segments of program code, drivers, firmware, microcode, circuitry, data, databases, data structures, tables, arrays, and variables.

Abstract

Le vêtement de biodétection (100) comprend un vêtement (103) et un textile de biodétection interne (200) disposé à l'intérieur du vêtement (103). Le textile de biodétection interne (200) comprend : un panneau textile (201) ; et un composant électronique (221) positionné sur le panneau textile (201)). Le vêtement (103) comprend en outre une région d'accès (113) à un emplacement correspondant à l'emplacement du composant électronique (221) sur le panneau textile (201). La zone d'accès (113) est disposée de telle sorte qu'au moins une partie du composant électronique (221) est visible sur une surface extérieure du vêtement (103).
PCT/GB2020/051664 2019-07-12 2020-07-10 Vêtement de biodétection et procédé WO2021009490A1 (fr)

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GBGB1910056.9A GB201910056D0 (en) 2019-07-12 2019-07-12 Biosensing garment and method
GB1910056.9 2019-07-12

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US20130072777A1 (en) * 2007-09-28 2013-03-21 Tyco Healthcare Group Lp Physiological Sensor Placement and Signal Transmission Device
US20160066809A1 (en) * 2015-10-01 2016-03-10 Zhiyuan Luo Elastic garment for positioning and fixing ECG electrodes

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
US20130072777A1 (en) * 2007-09-28 2013-03-21 Tyco Healthcare Group Lp Physiological Sensor Placement and Signal Transmission Device
US20160066809A1 (en) * 2015-10-01 2016-03-10 Zhiyuan Luo Elastic garment for positioning and fixing ECG electrodes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115219079A (zh) * 2022-07-15 2022-10-21 齐鲁工业大学 一种裂纹传感器及其制备方法与其在收缩力测量中的应用
WO2024011830A1 (fr) * 2022-07-15 2024-01-18 齐鲁工业大学 Capteur de fissures, son procédé de préparation et son application dans une mesure de contractilité

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