WO2022204824A1 - Vêtement à structure en sandwich faisant partie d'un système de surveillance de personnes - Google Patents

Vêtement à structure en sandwich faisant partie d'un système de surveillance de personnes Download PDF

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Publication number
WO2022204824A1
WO2022204824A1 PCT/CH2022/050007 CH2022050007W WO2022204824A1 WO 2022204824 A1 WO2022204824 A1 WO 2022204824A1 CH 2022050007 W CH2022050007 W CH 2022050007W WO 2022204824 A1 WO2022204824 A1 WO 2022204824A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
passive sensor
garment
textile
electrodes
Prior art date
Application number
PCT/CH2022/050007
Other languages
German (de)
English (en)
Inventor
Patrick LAMBERTZ
Original Assignee
Vorn Ag
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 Vorn Ag filed Critical Vorn Ag
Publication of WO2022204824A1 publication Critical patent/WO2022204824A1/fr

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/251—Means for maintaining electrode contact with the body
    • A61B5/256—Wearable electrodes, e.g. having straps or bands
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6802—Sensor mounted on worn items
    • A61B5/6804—Garments; Clothes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/263—Bioelectric electrodes therefor characterised by the electrode materials
    • A61B5/27—Conductive fabrics or textiles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/271—Arrangements of electrodes with cords, cables or leads, e.g. single leads or patient cord assemblies
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
    • A61B5/282—Holders for multiple electrodes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/291—Bioelectric electrodes therefor specially adapted for particular uses for electroencephalography [EEG]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6802—Sensor mounted on worn items
    • A61B5/6804—Garments; Clothes
    • A61B5/6805—Vests

Definitions

  • the present invention describes a multi-layer garment as part of a personal monitoring system for monitoring the well-being, performance or training condition of a wearer, the garment comprising a textile base layer, electrical lines and electrodes permanently fixed thereto, with a mobile measurement data acquisition device having a housing being able to be operatively connected to it , so that physiological states of the wearer can be measured on the skin surface and can be carried out by means of electrocardiography and/or electroencephalography measurements, a personal monitoring system and a manufacturing method of a textile carrier laminate as part of a piece of clothing or a piece of clothing for a personal monitoring system.
  • Performance information is determined by people, for example during sporting activities, in order to be able to adapt the training to it.
  • the physiological data is recorded by electrodes that are temporarily attached to the body and then used for measurement by means of a mobile measurement data acquisition device, so-called wearables.
  • a mobile measurement data acquisition device so-called wearables.
  • wearables Lately one has focused on the further development of the mobile of a person during sports, in everyday life or during a stay mobile measurement data acquisition devices that can be worn on the body in a clinic, so that a complete functional monitoring of the body functions of the person wearing it is achieved.
  • Electrodes for recording physiological data in particular for recording electrocardiograms, were attached directly to the skin before the measurement on a person's chest. The measurement data can now be recorded more conveniently with mobile measurement data recording devices, with the electrodes then being removed after the measurement. The exact orientation, alignment and adequate attachment of the electrodes to a person's skin had to be carried out again and again and accordingly their distance.
  • EP2895050 a garment for surveillance in sports or medical use is shown.
  • a textile support is used, which adapts to the body of a user when the garment is worn by the user, which is intended to have a compression effect, with a large number of different sensors being arranged directly on the garment. Due to the compression effect and the arranged sensors, the sensors are automatically placed when the garment is put on, so that the measurement of the user's physiological state, for example an ECG, can be carried out at any time afterwards.
  • Various precautions have been taken directly on the textile carrier, conductor tracks have been applied or electrical lines made of electrically conductive yarn and sensors have been attached, so that a Connection between sensors and the mobile measurement data acquisition device is enabled.
  • the object of the present invention is to create an item of clothing for a personal monitoring system and a simplified personal monitoring system in which a technically simplified, reproducible and permanently stable design and attachment of electrodes to the item of clothing or to a skin surface when worn is achieved.
  • Figure la shows a schematic rear view of a user of a person monitoring system comprising a piece of clothing with a textile base layer and passive sensor layer and uncoupled mobile
  • Garment detachably coupled mobile measurement data acquisition device shows.
  • Figure 2a shows a schematic sectional view through a garment, with different layers of the textile laminate, while
  • FIG. 2b shows a schematic sectional view when the mobile measurement data acquisition device is coupled to a physical docking interface, only showing the cable harness.
  • a personal monitoring system for monitoring the well-being of a person or the performance or training status of a person is described here, which is used in the fields of sports and medicine.
  • Such personal monitoring systems must not be invasive and should be easy to use, so that the users can easily and quickly take appropriate measurements without disturbing the user's activities.
  • the personal monitoring system comprises a piece of clothing 0 and a mobile measurement data acquisition device 3, which can be fastened to the piece of clothing 0 for the duration of the measurement before the measurement.
  • the item of clothing 0 is designed here as an undershirt or sports shirt and preferably fits as closely as possible to the user's body, thus forming compression clothing.
  • the item of clothing 0 comprises a textile carrier laminate 1, comprising a textile base layer 10, a passive sensor layer 11 and a skin-side protective layer 12.
  • the sandwich-like structure of the textile carrier laminate 1 separates the passive sensor layer 11 from the textile base layer 10 and the skin-side protective layer pointing to the skin of the wearer 12 surrounded on both sides pinched and thus protected.
  • the passive sensor layer 11 does not lie directly on the wearer's skin, but is spaced apart by the protective layer 12 on the skin side.
  • the multi-layer garment 0 is explained here as an example with a passive sensor layer 11 and a skin-side protective layer 12 on the back of a shirt, which has proven to be advantageous.
  • a physical docking interface 2 is permanently connected to the textile base layer 10 of the textile carrier 1 .
  • the physical docking interface 2 is also indirectly undetachably connected to the passive sensor layer 11 or to a wiring harness 111 undetachably fastened to the passive sensor layer 11 and a plurality of undetachably fastened to the passive sensor layer 11 and the wiring harness 111 Electrodes 112 connected.
  • Coupling means 300 are arranged on the housing 30 of the mobile measurement data acquisition device 3 and can be arranged with the physical docking interface 2 on the textile base layer 10 , the coupling means 300 having to be correspondingly compatible with the physical docking interface 2 .
  • the mobile measurement data acquisition device 3 can thus be carried along with the textile base layer 10 and measurement values of an athlete or patient can thus be continuously acquired.
  • Measurement data acquisition devices 3 which generally have integrated sensors, are generally referred to as wearables or also as fitness trackers and have different housings 30. Even if the measurement data acquisition device 3 is not to be carried along as a bracelet here, the
  • Measurement data acquisition device 3 can be temporarily operatively connected to the passive sensor layer 11 along the line when it comes close to the textile base layer 10 and the personal monitoring system comprising the item of clothing 0 and the mobile measurement data acquisition device 3 can then read out the desired physiological data. In contrast to other wearables, the measurement data acquisition device 3 does not interact directly with the wearer's skin surface.
  • the electrodes 112 are integrated in the item of clothing 0, with the item of clothing 0 having the three-layer textile carrier laminate and the passive sensor layer 11 and the skin-side protective layer 12 only running partially along a rear top surface of the item of clothing 0, pointing from the textile base layer 10 in the direction of the skin of a wearer is.
  • the passive sensor layer 11 and the Skin-side protective layer 12 are arranged on the inner surface of the textile base layer 10, i.e. facing the skin when worn, with the size of the surface of the passive sensor layer 11 being smaller than the respective surface of the textile base layer 10 and the skin-side protective layer 12, which is shown in Figures la and lb is shown.
  • the application of the textile carrier laminate 1 can be explained with reference to FIG. 2a.
  • the protective layer 12 on the skin side lies on the skin H of a wearer and prevents the passive sensor layer 11 or the textile base layer 10 from coming into contact with the skin surface of a wearer over its entire surface.
  • the passive sensor layer 11 remains in a constant relative position between the layers 10, 12 of the textile carrier laminate 1.
  • the textile base layer 10 and the protective layer 12 on the skin side are designed as textiles made from synthetic or natural fibers or yarns, which are at least partially knitted, knitted or woven.
  • the aesthetic shape of the textile carrier laminate 1 can be adapted to the shape of a desired garment 0, such as a T-shirt 0 here.
  • the textile base layer 10 is permanently connected to the passive sensor layer 11, with the passive sensor layer 11 having to face the skin H when the item of clothing 0 is worn.
  • the passive sensor layer 11 includes a wiring harness 111 with electrical lines and a plurality of electrodes 112, connected to the electrical lines of the wiring harness 111.
  • the wiring harness 111 is permanently operatively connected to the physical docking interface 2.
  • the electrical lines of the wiring harness 111 and the electrodes 112 are fixed locally on the passive sensor layer 11 .
  • the Passive sensor layer 11 is called passive because no power supply is required on the textile carrier laminate 1 or the item of clothing 0 for monitoring purposes, since the actual measurement data acquisition takes place with the mobile measurement data acquisition device 3, which can be carried along and interchangeably attached to the textile carrier 1.
  • the passive sensor layer 11 can be designed as a plastic film. Since the passive sensor layer 11 does not lie flat on the wearer's skin, the plastic film does not bother the wearer and there is no unpleasant feeling. However, the plastic film can also be designed to be breathable and have a large number of openings or pores.
  • Wiring harness 111 as part of passive sensor layer 11, has a plurality of electrical lines, which are combined to form a strand and are either cast at least partially into passive sensor layer 11 and/or glued to a surface of passive sensor layer 11 and/or by means of electrically conductive Ink are printed on the passive sensor layer 11. In any case, fixed conductors or conductor tracks are formed. A part of the cable harness 111 or some electrical lines cross the passive sensor layer 11 to the textile base layer 10, so that an electrical connection to the docking interface 2 is possible.
  • the electrodes 112 either lie flush on the first surface of the passive sensor layer 11 facing the skin H of the wearer or protrude away from this first surface in the direction of the skin H.
  • the electrodes 112 are preferably formed from an elastic and electrically conductive plastic, for example electrically conductive silicone, and are in contact with the cable harness 111 .
  • the protective layer 12 on the skin side is preferably embodied as a knitted fabric, knitted fabric or knitted fabric and the masses are selected in such a way that the surface completely covers the passive sensor layer 11 so that the passive sensor layer 11 is protected.
  • electrode recesses 120 are cut out in the protective layer 12 on the skin side. These electrode cutouts 120 do not have to completely cross the protective layer 12, ie form through holes, but should ensure that the electrodes 112 protrude from the passive sensor layer 11 out of the electrode cutouts 120 to the skin H and can make contact there.
  • the thickness of the skin-side protective layer 12 must be selected accordingly.
  • the electrodes 112 and the non-recessed sections of the skin-side protective layer 12 lie directly on the skin H.
  • the skin surface H is not irritated or irritated and the achievable measurement data can be recorded undisturbed at reproducible positions on the skin surface H
  • the electrodes 112 lie sufficiently close and firmly on the skin H of a wearer and are connected via the fixed cable harness 111 of the passive sensor layer 11 to the mobile measurement data acquisition device 3, which is detachably connected to the docking interface 2 on the textile laminate 1. operatively connected, so that desired measurements are possible.
  • the mobile measurement data acquisition device 3 has measurement electronics 301 integrated therein.
  • a microprocessor 3010 and a power supply 3011 are shown in FIG. 2b as necessary electronic components which are attached to a printed circuit board.
  • the components of the housing 30 integrated measurement electronics 301 are protected by the housing 30 from external influences.
  • the measurement electronics 301 are connected to the physical coupling means 300 on the housing 30 .
  • the physical docking interface 2 is inextricably attached to the textile base layer 10 on the textile carrier side.
  • This docking interface 2 is designed here as a frame into which a lower part of the mobile measurement data acquisition device 3 can be partially inserted.
  • the design of the frame allows the housing 30 to be partially guided during docking, partially pushed in and held in place - And Velcro holder, the design of the housing 30 is to be adapted accordingly.
  • Docking means 20 protrude from the physical docking interface 2 and can be operatively connected to the coupling means 300 on the housing 30 .
  • a mechanical and electronic connection between docking interface 2 or docking means 20 and coupling means 300 and thus the integrated measurement electronics 301 is achieved.
  • the coupling is indicated schematically by the double arrow in FIG. 2b.
  • Docking means 20 and coupling means 300 are preferably designed as a plug/socket pair, which ensure the physical and electronic connection of means 20, 300.
  • a so-called USB plug/socket connection implemented here as a USB-C format, is particularly preferred.
  • the physical docking interface 2 also has cabling 23 to a printed circuit board 21, to or on which identification means 22 are permanently attached.
  • the identification means 22 serve to mobile measurement data acquisition device 3 or its electronic measurement system 301 to clearly communicate from which item of clothing 0 or textile base layer 10 the coming data are recorded. Since the identification means 22 are inseparably connected to the textile base layer 10, it can be recorded in the measurement electronics 301 on which item of clothing 0 the measurements have taken place. When using different measurement electronics 301 or mobile measurement data acquisition devices 3, a user can therefore always be sure that “his” piece of clothing 0 or his textile base layer 10 has been recorded, i.e. the measurement data can be assigned to his identification means 22 on his piece of clothing 0.
  • a memory chip 22 permanently soldered to circuit board 21 is provided as identification means 22, which can be connected to measuring electronics 301 via cabling 23, docking means 20 and coupling means 300 as soon as housing 30 is detachably coupled to physical docking interface 2.
  • the wiring 23 is also used to connect the wiring harness 111 to the measurement electronics 301 when the mobile measurement data acquisition device 3 is connected.
  • the memory chip 22 here means a small semiconductor chip with an integrated circuit attached to it, which stores information permanently even without a power supply. After coupling the mobile measurement data acquisition device 3 with the passive sensor layer 11, measurements can be carried out with the sensors 112 and in a memory of the mobile
  • Measurement data acquisition device 3 are stored or wirelessly transmitted directly to an additional device.
  • the mobile measurement data acquisition device 3 has the measurement electronics 301 , the microprocessor 3010 and the power supply 3011 . Even after the removal of the mobile measurement data acquisition device 3, the stored data can be further processed or copied.
  • the recorded measurement data are permanently assigned to the identification means 22 and thus to the textile base layer 10 and indirectly to the wearer of the item of clothing 0 at the measurement time.
  • the measurement electronics 301 and thus the mobile measurement data acquisition device 3 can clearly identify from which textile base layer 10 or which item of clothing 0 the following measurement data originates and stores this information accordingly with the recorded measurement data. This makes it impossible to undesirably assign measurement data to a wrong wearer of garment 0.
  • the textile base layer 10 could be designed as a multi-layer textile layer, for example to create warming sportswear.
  • the multi-layer textile carrier laminate 1 is first produced by means of a non-detachable and electrically conductive operative connection of the physical docking interface 2 with the textile base layer 10 and indirectly with the passive sensor layer 11.
  • the passive sensor layer 11 is formed from a textile fabric or a plastic layer and includes the fixed cable harness 111 with electrical lines, which are combined to form a strand and are at least partially cast into the passive sensor layer 11 and/or glued to a surface of the passive sensor layer 11 and/or printed onto the passive sensor layer (11) using electrically conductive ink.
  • the cable harness 111 leads to the plurality of electrodes 112 made of an elastic and electrically conductive plastic and is electrically connected there.
  • the electrodes 112 are permanently attached to the passive sensor layer 11 there. Finally, an inseparable attachment of the skin-side Protective layer 12 in the form of a knitted fabric, completely covering the passive sensor layer 11 with the plurality of electrode cutouts 120 placed analogously to the electrodes 112, to form the textile carrier laminate 1 with a sandwich structure of fixed layers 10, 11, 12. Such a textile carrier laminate 1 is then cut to a desired size for the production of the garment 0 and used, for example, as a rear cover surface or the back of a shirt.
  • Electrodes physiological condition, electrodes for electrocardiogram (ECG) or electroencephalography (EEG)
  • ECG electrocardiogram
  • EEG electroencephalography

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Public Health (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Textile Engineering (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)

Abstract

L'invention concerne un vêtement à plusieurs couches (0) faisant partie d'un système de surveillance de personnes pour vérifier le bien-être, l'état de performance ou l'état d'entraînement d'un utilisateur, le vêtement (0) comprenant une couche de base textile (10) et des conducteurs électriques et des électrodes (112) fixés de manière inamovible sur celle-ci, un dispositif de détection de données de mesure mobile (3) comprenant un boîtier (30) relié de manière fonctionnelle à celui-ci, de façon que des états physiologiques de l'utilisateur puissent être mesurés sur la surface de la peau de l'utilisateur au moyen de mesures d'électrocardiographie et/ou d'électro-encéphalographie, l'invention visant à obtenir une configuration et une fixation des électrodes sur le vêtement techniquement simplifiées, utilisables de manière reproductible et stables à long terme. Ceci est obtenu au moyen d'une configuration spécifique d'un stratifié de support textile (1) présentant une couche de protection côté peau (12) et un faisceau de câbles (111) faisant partie d'une couche de détection passive (11), les composants étant intégrés dans le stratifié de support textile (1) et la fabrication étant sensiblement simplifiée.
PCT/CH2022/050007 2021-03-29 2022-03-24 Vêtement à structure en sandwich faisant partie d'un système de surveillance de personnes WO2022204824A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH00327/21 2021-03-29
CH00327/21A CH718480A1 (de) 2021-03-29 2021-03-29 Mehrlagiges Kleidungsstück als Teil eines Personenüberwachungsystems.

Publications (1)

Publication Number Publication Date
WO2022204824A1 true WO2022204824A1 (fr) 2022-10-06

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ID=81325067

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CH2022/050007 WO2022204824A1 (fr) 2021-03-29 2022-03-24 Vêtement à structure en sandwich faisant partie d'un système de surveillance de personnes

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CH (1) CH718480A1 (fr)
WO (1) WO2022204824A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1676528A1 (fr) * 2004-12-28 2006-07-05 Polar Electro Oy Système de sonde, vêtement et moniteur de fréquence cardiaque
US20070038057A1 (en) * 2005-08-12 2007-02-15 Nam Seung H Garment for measuring physiological signal
US20130281814A1 (en) * 2010-12-22 2013-10-24 Cardioinsight Technologies, Inc. Multi-layered sensor apparatus
EP2895050A1 (fr) 2012-09-11 2015-07-22 L.I.F.E. Corporation S.A. Plateforme de communication portable
US20180271441A1 (en) * 2017-03-23 2018-09-27 Intel Corporation Wearable electrode and method of fabrication
US20200078596A1 (en) * 2018-09-06 2020-03-12 Brad Holinski Garment for positioning midfield transmitter relative to implanted receiver

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120144551A1 (en) * 2010-12-09 2012-06-14 Eric Guldalian Conductive Garment
JP7063271B2 (ja) * 2016-10-18 2022-05-09 東洋紡株式会社 伸縮性導体シート、伸縮性配線、伸縮性配線付き布帛、および導電性回復方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1676528A1 (fr) * 2004-12-28 2006-07-05 Polar Electro Oy Système de sonde, vêtement et moniteur de fréquence cardiaque
US20070038057A1 (en) * 2005-08-12 2007-02-15 Nam Seung H Garment for measuring physiological signal
US20130281814A1 (en) * 2010-12-22 2013-10-24 Cardioinsight Technologies, Inc. Multi-layered sensor apparatus
EP2895050A1 (fr) 2012-09-11 2015-07-22 L.I.F.E. Corporation S.A. Plateforme de communication portable
US20180271441A1 (en) * 2017-03-23 2018-09-27 Intel Corporation Wearable electrode and method of fabrication
US20200078596A1 (en) * 2018-09-06 2020-03-12 Brad Holinski Garment for positioning midfield transmitter relative to implanted receiver

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