EP3801236A1 - Electrode for recording a physiological electrical signal, associated sensor and device - Google Patents

Electrode for recording a physiological electrical signal, associated sensor and device

Info

Publication number
EP3801236A1
EP3801236A1 EP19742844.4A EP19742844A EP3801236A1 EP 3801236 A1 EP3801236 A1 EP 3801236A1 EP 19742844 A EP19742844 A EP 19742844A EP 3801236 A1 EP3801236 A1 EP 3801236A1
Authority
EP
European Patent Office
Prior art keywords
electrode
electrical signal
living
recording
sensor
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP19742844.4A
Other languages
German (de)
French (fr)
Inventor
Julien DAUGUET
Alexandre Boulle
David MARDIVIRIN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Conscious Labs SAS
Original Assignee
Conscious Labs SAS
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 Conscious Labs SAS filed Critical Conscious Labs SAS
Publication of EP3801236A1 publication Critical patent/EP3801236A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • A61B5/273—Connection of cords, cables or leads to electrodes
    • A61B5/274—Connection of cords, cables or leads to electrodes using snap or button fasteners
    • 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
    • A61B5/24—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
    • A61B5/296—Bioelectric electrodes therefor specially adapted for particular uses for electromyography [EMG]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0209—Special features of electrodes classified in A61B5/24, A61B5/25, A61B5/283, A61B5/291, A61B5/296, A61B5/053
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/16—Details of sensor housings or probes; Details of structural supports for sensors
    • A61B2562/164—Details of sensor housings or probes; Details of structural supports for sensors the sensor is mounted in or on a conformable substrate or carrier
    • 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
    • A61B5/268—Bioelectric electrodes therefor characterised by the electrode materials containing conductive polymers, e.g. PEDOT:PSS polymers

Definitions

  • the invention relates to a recording electrode of a physiological electrical signal of a living being, in particular an electrical signal corresponding to an electroencephalographic signal (EEG).
  • EEG electroencephalographic signal
  • the invention further relates to a recording sensor comprising such an electrode and a recording device comprising such a sensor.
  • An object of the invention is to provide a recording electrode for a recording sensor that does not have the above disadvantages.
  • a recording electrode of a physiological electrical signal of a living being made of electrically conductive material and comprising a body comprising a front surface and a rear surface of electrical contact, the electrode further comprising a rigid mounting means attached to the body at an edge of the electrical contact back surface and arranged to removably mount the electrode to a recording sensor.
  • the electrode according to the invention has at least one of the following technical characteristics:
  • the material is a flexible electrically conductive material, in particular of the polymer type
  • the rigid mounting means comprises a fixed cylindrical ring attached to the body;
  • the ring has a thread on a radially outer surface
  • the ring protrudes from the rear surface of the body
  • the rigid mounting means comprises a stiffening washer
  • the electrode further comprises a tool cavity for removable mounting
  • the electrode further comprises pins protruding from the front surface.
  • a sensor for recording a physiological electrical signal of a living being comprising a housing comprising a housing, a printed circuit positioned in the housing, and an electrode, having at least one of the preceding technical characteristics, mounted removably on the housing, the rear surface being in contact with electrical contact with a portion of the printed circuit.
  • the sensor according to the invention has at least one of the following technical characteristics:
  • the casing comprises a complementary assembly means of the rigid means for mounting the electrode to perform the removable mounting of the electrode on the sensor; and, the casing comprises shielding means arranged so as to provide electromagnetic isolation.
  • a device for measuring a physiological electrical signal intended to be carried by a living being having at least one sensor having at least one of the preceding technical characteristics.
  • FIG. 1 is a sectional view of a first embodiment of a recording sensor according to the invention.
  • FIG. 2 is a sectional view of a second embodiment of a recording sensor according to the invention.
  • FIG. 3 is a sectional view of the sensor of FIG. 2 associated with an instrument for mounting / dismounting the recording electrode;
  • FIG. 4 is a three-dimensional view of the sensor of FIG. 2 associated with the mounting instrument of FIG. 3.
  • a recording sensor 1 of a physiological electrical signal of a living being according to the invention associated with a first embodiment of the invention.
  • the recording sensor 1 of a physiological electrical signal of a living being according to the invention comprises a housing 4 internally defining a housing 42 for receiving a printed circuit 3.
  • the housing 4 further comprises a means of assembly 41, here in the form of an annular groove surrounding the housing 42.
  • the housing 4 comprises an outgrowth 44 extending laterally centripetally from an outer periphery and in which is arranged a through hole 43 which makes it possible to set up means for fixing the recording sensor 1 of a physiological electrical signal of a living being according to the invention to a device 9 for measuring a physiological electrical signal intended to be worn by a person. living.
  • a device 9 for measuring a physiological electrical signal intended to be worn by a person. living.
  • the protrusion 44 may be in the form of an annular flange surrounding the casing 4 in which is formed one or more through holes 43 uniformly distributed on the flange.
  • the protrusion 44 includes one or more lugs uniformly distributed over the outer periphery of the casing 4, each of the lugs having a through hole 43.
  • the casing 4 comprises a shielding means. This shielding means makes it possible to provide electrical insulation for external electromagnetic noise in an environment where the recording sensor is used, these external electromagnetic noises disturbing the physiological electrical signal measured by the recording sensor.
  • the printed circuit 3 comprises all the components that are necessary to evaluate the measured physiological electrical signal, and to process it, so as to provide usable and usable information by an external analysis and recording system (not shown) to which the recording sensor 1 of a physiological electrical signal of a living being according to the invention is connected.
  • the printed circuit comprises a contact face 31 arranged so as to transmit the physiological electrical signal to the rest of the components of the printed circuit 3.
  • the recording sensor 1 of a physiological electrical signal of a living being according to the invention further comprises a recording electrode 2 of a physiological electrical signal of a living being according to the invention.
  • the electrode recording 2 of a physiological electrical signal of a living being according to the invention is removably mounted on the recording sensor 1 of a physiological electrical signal of a living being according to the invention.
  • Such a removable assembly of the recording electrode 2 of a physiological electrical signal of a living being according to the invention on the recording sensor 1 of a physiological electrical signal of a living being according to the invention makes it possible to to change only the recording electrode 2 of a physiological electrical signal of a living being according to the invention without having to replace the entire sensor.
  • the recording electrode 2 of a physiological electrical signal of a living being according to the invention comprises a main body of cylindrical shape, in particular of revolution.
  • the body 25 comprises a rear surface 22 and a front surface 21.
  • the rear surface 22 is a rear surface of electrical contact and, once the recording electrode 2 of a physiological electrical signal of a living being according to the invention mounted on the recording sensor 1 of a physiological electrical signal of a living being according to the invention is in abutment against the contact face 31 of the printed circuit 3. This ensures electrical conductivity between the recording electrode 2 and the printed circuit 3 at the end of transmission of the measured physiological electrical signal.
  • the recording electrode 2 of a physiological electrical signal of a living being comprises, here, a series of pins 27 which protrude from the front surface 21 of the body 25.
  • These pins 27 are flexible and are made of material with the body 25.
  • the pins 27 are intended, at a free end, to come into contact with a portion of skin of the living being to record an electrical signal physiological occurring under this portion of skin.
  • the role of the pins 27 is here to optimize the contact with the skin portion of the living being in the presence of keratinous fibers such as hair or hair.
  • the front surface 21 of the body 25 is arranged to come into direct contact with the skin portion of the living being to measure a physiological electrical signal occurring under said skin portion.
  • the body 25 of the recording electrode 2 of a physiological electrical signal of a living being according to the invention comprises, here, a first radially inner rim 26 and a radially outer second rim 24, adjacent to the first rim 26 and extending at a flange 23 surrounding the body 25.
  • the recording electrode 2 of a physiological electrical signal of a being living according to the invention further comprises a rigid mounting means 5,51 fixed on the body 25, for example by gluing or vulcanization. This mounting is performed at an edge of the rear electrical contact surface, here at the periphery of the rear electrical contact surface, at the first 26 and second 24 edges.
  • the rigid mounting means 5,51 comprises a fixed rigid cylindrical ring 5 attached to the body 25 at the level of the second flange 24.
  • a height of the ring 5 is such that, here, the latter protrudes, behind, over the the rear surface 22 so as to protrude from said rear surface 22 while surrounding it at a distance.
  • the ring 5 has a rectangular section whose width is less than the height.
  • the ring 5 has a shape complementary to the assembly means 41, here in the form of an annular groove, with which the ring 5 is intended to cooperate by fitting during a removable assembly of the recording electrode 2 d a physiological electrical signal of a living being according to the invention on the recording sensor 1 of a physiological electrical signal of a living being according to the invention.
  • the rigid mounting means further comprises a stiffening washer 51 of the recording electrode 2 of a physiological electrical signal of a living being according to the invention attached to the body 25 at the level of the first rim 26
  • the stiffening washer 51 is integral with the ring 5.
  • the aforementioned removable assembly is effected by a force fit of the ring 5 in the annular groove of the rigid mounting means 41 to that the rear surface 22 comes into contact with electrical contact with the contact face 31 of the printed circuit 3.
  • the rear surface 222 is convex as shown in Figure 2.
  • the recording sensor 100 of a physiological electrical signal of a living being according to the invention comprises a housing 400 which comprises an assembly means 410 in the form of an annular groove surrounding the housing 42.
  • assembly means 410 comprises here a thread 411.
  • the recording electrode 200 of a physiological electrical signal of a living being according to the invention removably mounted on the recording sensor 100 of a physiological electrical signal of a living being according to the invention comprises the rigid mounting means comprising, here, a rigid ring 50 having a thread 52 complementary to the thread 411.
  • the ring 50 is cylindrical and attached to the body 25 to level of the second flange 24, by gluing or vulcanization for example.
  • the removable assembly of the recording electrode 200 of a physiological electrical signal of a living being according to the invention on the recording sensor 100 of a physiological electrical signal of a living being according to the invention. is performed by screwing and tightening until the rear surface 222 comes into contact with electrical contact with the contact face 31 of the printed circuit 3.
  • the rear surface 222 is convex which ensures an optimal electrical contact between said rear surface 222 and the contact face 31 of the printed circuit 3 during the clamping of the recording electrode 200 of a physiological electrical signal of a living being according to the invention to the recording sensor 100 of a physiological electrical signal of a living being according to the invention.
  • the body 25 comprises a flange 223 defining the flange 24 and which projects radially centripetally from the body 25 of the recording electrode 200 of a physiological electrical signal of a being. living according to the invention.
  • the recording sensor 100 of a physiological electrical signal of a living being according to the invention on a device 9 for measuring a physiological electrical signal intended to be carried by a living being, the latter is sandwiched between the flange 223 and the casing 400:
  • the device 9 for measuring a physiological electrical signal intended to be carried by a living being comprises a series of fixing orifices 91 arranged at the right of a the thickness of a side wall of the casing 400 and in which fixing screws 92 (FIG.
  • the setting up of the recording electrode 200 of a physiological electrical signal of a living being according to the invention on the recording sensor 100 of a physiological electrical signal of a living being according to the invention is such that the collar 223 hides the fixing screws 92.
  • the latter comprises, here, a series of fingerprints. 210.
  • the tool cavities 210 are recessed and made in a thickness of the flange 223.
  • the tool cavities 210 have a substantially rectangular shape, oriented radially and four in number uniformly distributed over a circumference of the collar 223.
  • a tool 8 is provided to implement the removable assembly of the recording electrode 200 of a physiological electrical signal of a living being according to the invention. It comprises a series of branches 81 (here two in number) each having an extremity 82 of complementary shape to the tool cavities 210.
  • the tool cavity is a groove along a diameter of the electrode. 2200 registration of a physiological electrical signal of a living being according to the invention, groove can cooperate with a credit card type tool for example.
  • the latter has a shape complementary to the series of pins 27 so as to cooperate with them to ensure the assembly / disassembly of the recording electrode 2,200 of a physiological electrical signal d a living being according to the invention.
  • At least the body and the pins of the recording electrode 2,200 of a physiological electrical signal of a living being according to the invention are made of a material which provides electrical conduction of a electrical signal from the free end of the pins (or from the front surface) to the rear surface of the body.
  • this material may be flexible or not.
  • the material, in its flexible version is a polymer comprising charges ensuring electrical conduction.
  • Other types of Flexible or non-flexible materials for electrical conduction may be used.

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

Abstract

The electrode for recording (2) a physiological electrical signal of a living being made from electrically conductive material and comprising a body (25) having a front surface (21) and a rear surface (22) for electrical contact, the electrode further comprising a rigid mounting means (5, 51) attached to the body, at an edge of the rear electrical contact surface and designed so as to produce a removable mounting of the electrode on a recording sensor.

Description

ELECTRODE D’ENREGISTREMENT D’UN SIGNAL ELECTRIQUE PHYSIOLOGIQUE, CAPTEUR ET DISPOSITIF ASSOCIES  ELECTRODE FOR RECORDING A PHYSIOLOGICAL ELECTRICAL SIGNAL, SENSOR AND DEVICE THEREFOR
DOMAINE TECHNIQUE DE L’INVENTION TECHNICAL FIELD OF THE INVENTION
[0001] L’invention concerne une électrode d’enregistrement d’un signal électrique physiologique d’un être vivant, en particulier un signal électrique correspondant à un signal électroencéphalographique (EEG). L’invention concerne en outre un capteur d’enregistrement comportant une telle électrode ainsi qu’un dispositif d’enregistrement comprenant un tel capteur.  The invention relates to a recording electrode of a physiological electrical signal of a living being, in particular an electrical signal corresponding to an electroencephalographic signal (EEG). The invention further relates to a recording sensor comprising such an electrode and a recording device comprising such a sensor.
ETAT DE LA TECHNIQUE ANTERIEURE STATE OF THE PRIOR ART
[0002]Actuellement, il existe des électrodes polymères qui sont souples et confortables, qui sont fixées solidairement sur un circuit imprimé d’un capteur d’enregistrement d’un signal électrique physiologique dans le cadre d’électroencéphalogramme ou d’électrocardiogramme. De telles électrodes sont décrites dans la publication de Yun-Hsuan CHEN et al., « Soft, Confortable Polymer Dry Electrodes for High Quality ECG and EEG Recording », Sensors 2014, 14, p23758-23780. Toutefois, de tels capteurs nécessitent que l’ensemble du capteur soit remplacé/nettoyé entre chaque patient ou bien lorsque l’électrode en polymère doit être changée pour des raisons d’usure, d’hygiène, de localisation, de type de cheveux.... Ceci induit des coûts élevés.  Currently, there are polymeric electrodes which are flexible and comfortable, which are fixed integrally on a printed circuit of a recording sensor of a physiological electrical signal in the context of electroencephalogram or electrocardiogram. Such electrodes are described in the Yun-Hsuan CHEN et al. Publication, "Soft, Comfortable Polymer Dry Electrodes for High Quality ECG and EEG Recording," Sensors 2014, 14, p23758-23780. However, such sensors require that the entire sensor is replaced / cleaned between each patient or when the polymer electrode must be changed for reasons of wear, hygiene, location, hair type. .. This leads to high costs.
EXPOSE DE L’INVENTION SUMMARY OF THE INVENTION
[0003] Un but de l’invention est de fournir une électrode d’enregistrement pour un capteur d’enregistrement qui ne présente pas les inconvénients précédents.  An object of the invention is to provide a recording electrode for a recording sensor that does not have the above disadvantages.
[0004]A cette fin, il est prévu, selon l’invention, une électrode d’enregistrement d’un signal électrique physiologique d’un être vivant réalisée en matériau conducteur électrique et comportant un corps comprenant une surface avant et une surface arrière de contact électrique, l’électrode comprenant en outre un moyen rigide de montage fixé au corps, au niveau d’un bord de la surface arrière de contact électrique et agencé de sorte à réaliser un montage amovible de l’électrode sur un capteur d’enregistrement. For this purpose, it is provided, according to the invention, a recording electrode of a physiological electrical signal of a living being made of electrically conductive material and comprising a body comprising a front surface and a rear surface of electrical contact, the electrode further comprising a rigid mounting means attached to the body at an edge of the electrical contact back surface and arranged to removably mount the electrode to a recording sensor.
[0005]Avantageusement, mais facultativement, l’électrode selon l’invention présente au moins l’une des caractéristiques techniques suivantes: [0005] Advantageously, but optionally, the electrode according to the invention has at least one of the following technical characteristics:
- le matériau est un matériau souple conducteur électrique, notamment de type polymère ; the material is a flexible electrically conductive material, in particular of the polymer type;
- la surface arrière du corps est convexe ;  - the back surface of the body is convex;
- le moyen rigide de montage comporte une bague cylindrique fixée rapportée sur le corps ;  - The rigid mounting means comprises a fixed cylindrical ring attached to the body;
- la bague comporte un filetage sur une surface radialement externe ;  - The ring has a thread on a radially outer surface;
- la bague s’étend en saillie de la surface arrière du corps ;  the ring protrudes from the rear surface of the body;
- le moyen rigide de montage comporte une rondelle de rigidification ;  - The rigid mounting means comprises a stiffening washer;
- l’électrode comporte en outre une empreinte d’outil permettant le montage amovible ; et,  - The electrode further comprises a tool cavity for removable mounting; and,
- l’électrode comporte en outre des picots s’étendant en saillie depuis la surface avant.  - The electrode further comprises pins protruding from the front surface.
[0006] Il est prévu, selon l’invention, un capteur d’enregistrement d’un signal électrique physiologique d’un être vivant comportant un carter comprenant un logement, un circuit imprimé positionné dans le logement, et une électrode, présentant au moins l’une des caractéristiques techniques précédentes, montée de manière amovible sur le carter, la surface arrière étant en appui de contact électrique avec une partie du circuit imprimé. It is provided, according to the invention, a sensor for recording a physiological electrical signal of a living being comprising a housing comprising a housing, a printed circuit positioned in the housing, and an electrode, having at least one of the preceding technical characteristics, mounted removably on the housing, the rear surface being in contact with electrical contact with a portion of the printed circuit.
[0007]Avantageusement, mais facultativement, le capteur selon l’invention présente au moins l’une des caractéristiques techniques suivantes: [0007] Advantageously, but optionally, the sensor according to the invention has at least one of the following technical characteristics:
- le carter comporte un moyen d’assemblage complémentaire du moyen rigide de montage de l’électrode pour réaliser le montage amovible de l’électrode sur le capteur ; et, - le carter comprend un moyen formant blindage agencé de sorte à réaliser une isolation électromagnétique. - The casing comprises a complementary assembly means of the rigid means for mounting the electrode to perform the removable mounting of the electrode on the sensor; and, the casing comprises shielding means arranged so as to provide electromagnetic isolation.
[0008] Il est aussi prévu, selon l’invention, un dispositif de mesure d’un signal électrique physiologique destiné à être porté par un être vivant comportant au moins un capteur présentant au moins l’une des caractéristiques techniques précédentes. It is also provided, according to the invention, a device for measuring a physiological electrical signal intended to be carried by a living being having at least one sensor having at least one of the preceding technical characteristics.
BREVE DESCRIPTION DES FIGURES BRIEF DESCRIPTION OF THE FIGURES
[0009] D’autres caractéristiques et avantages de l’invention ressortiront à la lecture de la description qui suit d’un mode de réalisation de l’invention. Aux dessins annexés :  Other features and advantages of the invention will become apparent on reading the following description of an embodiment of the invention. In the accompanying drawings:
- la figure 1 est une vue en coupe d’un premier mode de réalisation d’un capteur d’enregistrement selon l’invention ; - Figure 1 is a sectional view of a first embodiment of a recording sensor according to the invention;
- la figure 2 est une vue en coupe d’un deuxième mode de réalisation d’un capteur d’enregistrement selon l’invention ;  FIG. 2 is a sectional view of a second embodiment of a recording sensor according to the invention;
- la figure 3 est une vue en coupe du capteur de la figure 2 associé avec un instrument de montage/démontage de l’électrode d’enregistrement ; et, FIG. 3 is a sectional view of the sensor of FIG. 2 associated with an instrument for mounting / dismounting the recording electrode; and,
- la figure 4 est une vue en trois dimension du capteur de la figure 2 associé avec l’instrument de montage de la figure 3. FIG. 4 is a three-dimensional view of the sensor of FIG. 2 associated with the mounting instrument of FIG. 3.
[0010] Pour plus de clarté, les éléments identiques ou similaires sont repérés par des signes de référence identiques sur l’ensemble des figures. For clarity, identical or similar elements are identified by identical reference signs throughout the figures.
DESCRIPTION DETAILLEE D’UN MODE DE REALISATION DETAILED DESCRIPTION OF AN EMBODIMENT
[0011] En référence à la figure 1 , nous allons décrire un premier mode de réalisation d’un capteur d’enregistrement 1 d’un signal électrique physiologique d’un être vivant selon l’invention, associé à un premier mode de réalisation d’une électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention. [0012] Le capteur d’enregistrement 1 d’un signal électrique physiologique d’un être vivant selon l’invention comporte un carter 4 délimitant intérieurement un logement 42 destiné à recevoir un circuit imprimé 3. Le carter 4 comporte en outre un moyen d’assemblage 41 , ici sous la forme d’une gorge annulaire entourant le logement 42. D’autre part, le carter 4 comporte une excroissance 44 s’étendant latéralement de manière centripète depuis une périphérie externe et dans laquelle est aménagé un orifice traversant 43 qui permet la mise en place de moyens de fixation du capteur d’enregistrement 1 d’un signal électrique physiologique d’un être vivant selon l’invention sur un dispositif 9 de mesure d’un signal électrique physiologique destiné à être porté par un être vivant. Un tel dispositif est illustré de manière symbolique sur les figures 1 à 4. L’excroissance 44 peut se présenter sous la forme d’un rebord annulaire entourant le carter 4 dans lequel est aménagé un ou plusieurs orifices traversants 43 uniformément répartis sur le rebord. Dans une autre variante de réalisation, l’excroissance 44 comporte une ou plusieurs oreilles uniformément réparties sur la périphérie externe du carter 4, chacune des oreilles comportant un orifice traversant 43. Dans une variante de réalisation le carter 4 comporte un moyen formant blindage. Ce moyen formant blindage permet de réaliser isolation électrique aux bruits électromagnétiques externes à un environnement d’utilisation du capteur d’enregistrement, ces bruits électromagnétiques externes venant perturber le signal électrique physiologique mesuré par le capteur d’enregistrement. Referring to Figure 1, we will describe a first embodiment of a recording sensor 1 of a physiological electrical signal of a living being according to the invention, associated with a first embodiment of the invention. a recording electrode 2 of a physiological electrical signal of a living being according to the invention. The recording sensor 1 of a physiological electrical signal of a living being according to the invention comprises a housing 4 internally defining a housing 42 for receiving a printed circuit 3. The housing 4 further comprises a means of assembly 41, here in the form of an annular groove surrounding the housing 42. On the other hand, the housing 4 comprises an outgrowth 44 extending laterally centripetally from an outer periphery and in which is arranged a through hole 43 which makes it possible to set up means for fixing the recording sensor 1 of a physiological electrical signal of a living being according to the invention to a device 9 for measuring a physiological electrical signal intended to be worn by a person. living. Such a device is illustrated in a symbolic manner in Figures 1 to 4. The protrusion 44 may be in the form of an annular flange surrounding the casing 4 in which is formed one or more through holes 43 uniformly distributed on the flange. In another variant embodiment, the protrusion 44 includes one or more lugs uniformly distributed over the outer periphery of the casing 4, each of the lugs having a through hole 43. In an alternative embodiment, the casing 4 comprises a shielding means. This shielding means makes it possible to provide electrical insulation for external electromagnetic noise in an environment where the recording sensor is used, these external electromagnetic noises disturbing the physiological electrical signal measured by the recording sensor.
[0013] Le circuit imprimé 3 comporte l’ensemble des composants qui sont nécessaires à évaluer le signal électrique physiologique mesuré, et à le traiter, de manière à fournir une information utilisable et exploitable par un système d’analyse et d’enregistrement externe (non représenté) auquel le capteur d’enregistrement 1 d’un signal électrique physiologique d’un être vivant selon l’invention est relié. En particulier, le circuit imprimé comporte une face de contact 31 agencée de sorte à transmettre le signal électrique physiologique au reste des composants du circuit imprimé 3. The printed circuit 3 comprises all the components that are necessary to evaluate the measured physiological electrical signal, and to process it, so as to provide usable and usable information by an external analysis and recording system ( not shown) to which the recording sensor 1 of a physiological electrical signal of a living being according to the invention is connected. In particular, the printed circuit comprises a contact face 31 arranged so as to transmit the physiological electrical signal to the rest of the components of the printed circuit 3.
[0014] Le capteur d’enregistrement 1 d’un signal électrique physiologique d’un être vivant selon l’invention comprend en outre une électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention. L’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention est montée de manière amovible sur le capteur d’enregistrement 1 d’un signal électrique physiologique d’un être vivant selon l’invention. Un tel montage amovible de l’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention sur le capteur d’enregistrement 1 d’un signal électrique physiologique d’un être vivant selon l’invention permet de ne changer que l’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention sans avoir à remplacer l’intégralité du capteur. L’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention comporte un corps 25 principal de forme cylindrique, en particulier de révolution. Le corps 25 comprend une surface arrière 22 et une surface avant 21. La surface arrière 22 est une surface arrière de contact électrique et, une fois l’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention montée sur le capteur d’enregistrement 1 d’un signal électrique physiologique d’un être vivant selon l’invention, est en appui contre la face de contact 31 du circuit imprimé 3. Ceci permet d’assurer une conductivité électrique entre l’électrode d’enregistrement 2 et le circuit imprimé 3 à fin de transmission du signal électrique physiologique mesuré. The recording sensor 1 of a physiological electrical signal of a living being according to the invention further comprises a recording electrode 2 of a physiological electrical signal of a living being according to the invention. The electrode recording 2 of a physiological electrical signal of a living being according to the invention is removably mounted on the recording sensor 1 of a physiological electrical signal of a living being according to the invention. Such a removable assembly of the recording electrode 2 of a physiological electrical signal of a living being according to the invention on the recording sensor 1 of a physiological electrical signal of a living being according to the invention makes it possible to to change only the recording electrode 2 of a physiological electrical signal of a living being according to the invention without having to replace the entire sensor. The recording electrode 2 of a physiological electrical signal of a living being according to the invention comprises a main body of cylindrical shape, in particular of revolution. The body 25 comprises a rear surface 22 and a front surface 21. The rear surface 22 is a rear surface of electrical contact and, once the recording electrode 2 of a physiological electrical signal of a living being according to the invention mounted on the recording sensor 1 of a physiological electrical signal of a living being according to the invention is in abutment against the contact face 31 of the printed circuit 3. This ensures electrical conductivity between the recording electrode 2 and the printed circuit 3 at the end of transmission of the measured physiological electrical signal.
[0015] De plus, l’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention comporte, ici, une série de picots 27 qui s’étendent en saillie depuis la surface avant 21 du corps 25. Ces picots 27 sont flexibles et viennent de matière avec le corps 25. Les picots 27 sont destinés, au niveau d’une extrémité libre, à venir au contact d’une portion de peau de l’être vivant pour enregistrer un signal électrique physiologique se produisant sous cette portion de peau. Le rôle des picots 27 est, ici, d’optimiser le contact avec la portion de peau de l’être vivant en présence de fibres kératiniques comme des poils ou des cheveux. Selon une variante de réalisation, la surface avant 21 du corps 25 est agencée de sorte à venir directement en contact avec la portion de peau de l’être vivant pour mesurer un signal électrique physiologique se produisant sous ladite portion de peau. In addition, the recording electrode 2 of a physiological electrical signal of a living being according to the invention comprises, here, a series of pins 27 which protrude from the front surface 21 of the body 25. These pins 27 are flexible and are made of material with the body 25. The pins 27 are intended, at a free end, to come into contact with a portion of skin of the living being to record an electrical signal physiological occurring under this portion of skin. The role of the pins 27 is here to optimize the contact with the skin portion of the living being in the presence of keratinous fibers such as hair or hair. According to an alternative embodiment, the front surface 21 of the body 25 is arranged to come into direct contact with the skin portion of the living being to measure a physiological electrical signal occurring under said skin portion.
[0016] En outre, le corps 25 de l’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention comporte, ici, un premier rebord 26 interne radialement et un deuxième rebord 24 externe radialement, adjacent au premier rebord 26 et s’étendant au niveau d’une collerette 23 entourant le corps 25. L’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention comporte en outre un moyen rigide de montage 5,51 fixé sur le corps 25, par collage ou vulcanisation par exemple. Ce montage est réalisé au niveau d’un bord de la surface arrière de contact électrique, ici à la périphérie de la surface arrière de contact électrique, au niveau des premier 26 et deuxième 24 rebords. Le moyen rigide de montage 5,51 comporte une bague 5 rigide, cylindrique fixée rapportée au corps 25 au niveau du deuxième rebord 24. Une hauteur de la bague 5 est telle que, ici, cette dernière dépasse, en arrière, au-dessus de la surface arrière 22 de sorte à s’étendre en saillie de ladite surface arrière 22, tout en l’entourant à distance. Ici, la bague 5 présente une section rectangulaire dont une largeur est inférieure à la hauteur. La bague 5 présente une forme complémentaire du moyen d’assemblage 41 , ici sous la forme d’une gorge annulaire, avec lequel la bague 5 est destinée à coopérer par emmanchement lors d’un montage amovible de l’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention sur le capteur d’enregistrement 1 d’un signal électrique physiologique d’un être vivant selon l’invention. De plus, le moyen rigide de montage comporte en outre une rondelle de rigidification 51 de l’électrode d’enregistrement 2 d’un signal électrique physiologique d’un être vivant selon l’invention fixée rapportée au corps 25 au niveau du premier rebord 26. Dans une forme de réalisation, la rondelle de rigidification 51 est venue de matière avec la bague 5. Le montage amovible précité s’effectue par un emmanchement en force de la bague 5 dans la gorge annulaire du moyen rigide de montage 41 jusqu’à ce que la surface arrière 22 vienne en appui de contact électrique avec la face de contact 31 du circuit imprimé 3. Dans une variante de réalisation la surface arrière 222 est convexe comme illustré à la figure 2. In addition, the body 25 of the recording electrode 2 of a physiological electrical signal of a living being according to the invention comprises, here, a first radially inner rim 26 and a radially outer second rim 24, adjacent to the first rim 26 and extending at a flange 23 surrounding the body 25. The recording electrode 2 of a physiological electrical signal of a being living according to the invention further comprises a rigid mounting means 5,51 fixed on the body 25, for example by gluing or vulcanization. This mounting is performed at an edge of the rear electrical contact surface, here at the periphery of the rear electrical contact surface, at the first 26 and second 24 edges. The rigid mounting means 5,51 comprises a fixed rigid cylindrical ring 5 attached to the body 25 at the level of the second flange 24. A height of the ring 5 is such that, here, the latter protrudes, behind, over the the rear surface 22 so as to protrude from said rear surface 22 while surrounding it at a distance. Here, the ring 5 has a rectangular section whose width is less than the height. The ring 5 has a shape complementary to the assembly means 41, here in the form of an annular groove, with which the ring 5 is intended to cooperate by fitting during a removable assembly of the recording electrode 2 d a physiological electrical signal of a living being according to the invention on the recording sensor 1 of a physiological electrical signal of a living being according to the invention. In addition, the rigid mounting means further comprises a stiffening washer 51 of the recording electrode 2 of a physiological electrical signal of a living being according to the invention attached to the body 25 at the level of the first rim 26 In one embodiment, the stiffening washer 51 is integral with the ring 5. The aforementioned removable assembly is effected by a force fit of the ring 5 in the annular groove of the rigid mounting means 41 to that the rear surface 22 comes into contact with electrical contact with the contact face 31 of the printed circuit 3. In an alternative embodiment the rear surface 222 is convex as shown in Figure 2.
[0017] En référence maintenant à cette figure 2, nous allons décrire un deuxième mode de réalisation du capteur d’enregistrement 100 d’un signal électrique physiologique d’un être vivant selon l’invention. Nous n’allons décrire que les différences entre le capteur d’enregistrement 100 d’un signal électrique physiologique d’un être vivant selon l’invention et celui qui vient d’être décrit en référence à la figure 1. Referring now to Figure 2, we will describe a second embodiment of the recording sensor 100 of a physiological electrical signal of a living being according to the invention. We will only describe the differences between the recording sensor 100 of an electrical signal physiological of a living being according to the invention and that which has just been described with reference to FIG.
[0018] Le capteur d’enregistrement 100 d’un signal électrique physiologique d’un être vivant selon l’invention comporte un carter 400 qui comprend un moyen d’assemblage 410 sous la forme d’une gorge annulaire entourant le logement 42. Le moyen d’assemblage 410 comporte, ici, un filetage 411. De manière complémentaire, l’électrode d’enregistrement 200 d’un signal électrique physiologique d’un être vivant selon l’invention montée de manière amovible sur le capteur d’enregistrement 100 d’un signal électrique physiologique d’un être vivant selon l’invention comporte le moyen rigide de montage comprenant, ici, une bague 50 rigide présentant un filetage 52 complémentaire du filetage 411. La bague 50 est cylindrique et fixée rapportée au corps 25 au niveau du deuxième rebord 24, par collage ou vulcanisation par exemple. Ainsi le montage amovible de l’électrode d’enregistrement 200 d’un signal électrique physiologique d’un être vivant selon l’invention sur le capteur d’enregistrement 100 d’un signal électrique physiologique d’un être vivant selon l’invention s’effectue par vissage et serrage jusqu’à ce que la surface arrière 222 vienne en appui de contact électrique avec la face de contact 31 du circuit imprimé 3. Ici, la surface arrière 222 est convexe ce qui permet d’assurer un contact électrique optimal entre ladite surface arrière 222 et la face de contact 31 du circuit imprimé 3 lors du serrage de l’électrode d’enregistrement 200 d’un signal électrique physiologique d’un être vivant selon l’invention sur le capteur d’enregistrement 100 d’un signal électrique physiologique d’un être vivant selon l’invention. The recording sensor 100 of a physiological electrical signal of a living being according to the invention comprises a housing 400 which comprises an assembly means 410 in the form of an annular groove surrounding the housing 42. assembly means 410 comprises here a thread 411. In a complementary manner, the recording electrode 200 of a physiological electrical signal of a living being according to the invention removably mounted on the recording sensor 100 of a physiological electrical signal of a living being according to the invention comprises the rigid mounting means comprising, here, a rigid ring 50 having a thread 52 complementary to the thread 411. The ring 50 is cylindrical and attached to the body 25 to level of the second flange 24, by gluing or vulcanization for example. Thus the removable assembly of the recording electrode 200 of a physiological electrical signal of a living being according to the invention on the recording sensor 100 of a physiological electrical signal of a living being according to the invention. is performed by screwing and tightening until the rear surface 222 comes into contact with electrical contact with the contact face 31 of the printed circuit 3. Here, the rear surface 222 is convex which ensures an optimal electrical contact between said rear surface 222 and the contact face 31 of the printed circuit 3 during the clamping of the recording electrode 200 of a physiological electrical signal of a living being according to the invention to the recording sensor 100 of a physiological electrical signal of a living being according to the invention.
[0019] De plus, le corps 25 comporte une collerette 223 définissant le rebord 24 et qui s’étend en saillie radialement de manière centripète depuis le corps 25 de l’électrode d’enregistrement 200 d’un signal électrique physiologique d’un être vivant selon l’invention. Lors d’un montage du capteur d’enregistrement 100 d’un signal électrique physiologique d’un être vivant selon l’invention sur un dispositif 9 de mesure d’un signal électrique physiologique destiné à être porté par un être vivant, ce dernier est pris en sandwich entre la collerette 223 et le carter 400 : le dispositif 9 de mesure d’un signal électrique physiologique destiné à être porté par un être vivant comporte une série d’orifices de fixation 91 aménagés au droit d’une épaisseur d’une paroi latérale du carter 400 et dans lesquels sont positionnées des vis de fixation 92 (figure 3) en prise dans l’épaisseur de la paroi latérale du carter 400. La mise en place de l’électrode d’enregistrement 200 d’un signal électrique physiologique d’un être vivant selon l’invention sur le capteur d’enregistrement 100 d’un signal électrique physiologique d’un être vivant selon l’invention est telle que la collerette 223 vient cacher les vis de fixation 92. In addition, the body 25 comprises a flange 223 defining the flange 24 and which projects radially centripetally from the body 25 of the recording electrode 200 of a physiological electrical signal of a being. living according to the invention. When mounting the recording sensor 100 of a physiological electrical signal of a living being according to the invention on a device 9 for measuring a physiological electrical signal intended to be carried by a living being, the latter is sandwiched between the flange 223 and the casing 400: the device 9 for measuring a physiological electrical signal intended to be carried by a living being comprises a series of fixing orifices 91 arranged at the right of a the thickness of a side wall of the casing 400 and in which fixing screws 92 (FIG. 3) are positioned in engagement with the thickness of the side wall of the casing 400. The setting up of the recording electrode 200 of a physiological electrical signal of a living being according to the invention on the recording sensor 100 of a physiological electrical signal of a living being according to the invention is such that the collar 223 hides the fixing screws 92.
[0020] De sorte à pouvoir facilement effectuer le montage et le démontage de l’électrode d’enregistrement 200 d’un signal électrique physiologique d’un être vivant selon l’invention, cette dernière comporte, ici, une série d’empreintes d’outil 210. Dans ce mode de réalisation illustré aux figures 3 et 4, les empreintes d’outil 210 sont en creux et réalisées dans une épaisseur de la collerette 223. Ici, les empreintes d’outil 210 ont une forme sensiblement rectangulaire, orientées radialement et au nombre de quatre uniformément réparties sur une circonférence de la collerette 223. Un outil 8 est prévu pour mettre en œuvre le montage amovible de l’électrode d’enregistrement 200 d’un signal électrique physiologique d’un être vivant selon l’invention. Il comporte une série de branches 81 (ici au nombre de deux) présentant chacune une extrémité 82 de forme complémentaire aux empreintes d’outil 210. Selon une variante, l’empreinte d’outil est une rainure selon un diamètre de l’électrode d’enregistrement 2,200 d’un signal électrique physiologique d’un être vivant selon l’invention, rainure pouvant coopérer avec un outil de type carte de crédit par exemple. Dans une autre variante de réalisation de l’outil, ce dernier comporte une forme complémentaire à la série de picots 27 de sorte à coopérer avec eux pour assurer le montage/démontage de l’électrode d’enregistrement 2,200 d’un signal électrique physiologique d’un être vivant selon l’invention. [0020] So as to be able to easily assemble and dismount the recording electrode 200 of a physiological electrical signal of a living being according to the invention, the latter comprises, here, a series of fingerprints. 210. In this embodiment illustrated in FIGS. 3 and 4, the tool cavities 210 are recessed and made in a thickness of the flange 223. Here, the tool cavities 210 have a substantially rectangular shape, oriented radially and four in number uniformly distributed over a circumference of the collar 223. A tool 8 is provided to implement the removable assembly of the recording electrode 200 of a physiological electrical signal of a living being according to the invention. It comprises a series of branches 81 (here two in number) each having an extremity 82 of complementary shape to the tool cavities 210. According to one variant, the tool cavity is a groove along a diameter of the electrode. 2200 registration of a physiological electrical signal of a living being according to the invention, groove can cooperate with a credit card type tool for example. In another embodiment of the tool, the latter has a shape complementary to the series of pins 27 so as to cooperate with them to ensure the assembly / disassembly of the recording electrode 2,200 of a physiological electrical signal d a living being according to the invention.
[0021] De manière générale, au moins le corps et les picots de l’électrode d’enregistrement 2,200 d’un signal électrique physiologique d’un être vivant selon l’invention sont réalisés en un matériau qui assure une conduction électrique d’un signal électrique depuis l’extrémité libre des picots (resp. depuis la surface avant) jusqu’à la surface arrière du corps. En particulier, ce matériau peut être souple ou non. Par exemple, le matériau, dans sa version souple, est un polymère comportant des charges assurant la conduction électrique. D’autres types de matériaux souples ou non permettant une conduction électrique peuvent être utilisés. In general, at least the body and the pins of the recording electrode 2,200 of a physiological electrical signal of a living being according to the invention are made of a material which provides electrical conduction of a electrical signal from the free end of the pins (or from the front surface) to the rear surface of the body. In particular, this material may be flexible or not. For example, the material, in its flexible version, is a polymer comprising charges ensuring electrical conduction. Other types of Flexible or non-flexible materials for electrical conduction may be used.
[0022] Bien entendu, il est possible d’apporter à l’invention de nombreuses modifications sans pour autant sortir du cadre de celle-ci. Of course, it is possible to bring to the invention many modifications without departing from the scope thereof.

Claims

REVENDICATIONS
1. Electrode (2;200) d’enregistrement d’un signal électrique physiologique d’un être vivant réalisée en matériau conducteur électrique et comportant un corps (25) comprenant une surface avant (21 ) et une surface arrière (22;222) de contact électrique, caractérisée en ce que l’électrode comprend en outre un moyen rigide de montage (5,51 ;50) fixé au corps, au niveau d’un bord de la surface arrière de contact électrique et agencé de sorte à réaliser un montage amovible de l’électrode sur un capteur d’enregistrement (1 ;100). An electrode (2; 200) for recording a physiological electrical signal of a living being made of electrically conductive material and having a body (25) comprising a front surface (21) and a rear surface (22; 222) electrical contact, characterized in that the electrode further comprises rigid mounting means (5,51; 50) attached to the body at an edge of the rear electrical contact surface and arranged to provide a removably mounting the electrode to a recording sensor (1; 100).
2. Electrode selon la revendication 1 , caractérisée en ce que le matériau est un matériau souple conducteur électrique, notamment de type polymère. 2. Electrode according to claim 1, characterized in that the material is a flexible electrically conductive material, in particular of the polymer type.
3. Electrode selon la revendication 1 ou 2, caractérisée en ce que la surface arrière (222) du corps est convexe. 3. Electrode according to claim 1 or 2, characterized in that the rear surface (222) of the body is convex.
4. Electrode selon l’une des revendications 1 à 3, caractérisée en ce que le moyen rigide de montage comporte une bague (5;50) cylindrique fixée rapportée sur le corps. 4. Electrode according to one of claims 1 to 3, characterized in that the rigid mounting means comprises a fixed cylindrical ring (5; 50) attached to the body.
5. Electrode selon la revendication 4, caractérisée en ce que la bague (50) comporte un filetage (52) sur une surface radialement externe. 5. Electrode according to claim 4, characterized in that the ring (50) has a thread (52) on a radially outer surface.
6. Electrode selon la revendication 4 ou la revendication 5, caractérisée en ce que la bague s’étend en saillie de la surface arrière du corps. 6. Electrode according to claim 4 or claim 5, characterized in that the ring protrudes from the rear surface of the body.
7. Electrode selon l’une des revendications 1 à 6, caractérisée en ce que le moyen rigide de montage comporte une rondelle de rigidification (51 ). 7. Electrode according to one of claims 1 to 6, characterized in that the rigid mounting means comprises a stiffening washer (51).
8. Electrode selon l’une des revendications 1 à 7, caractérisée en ce que l’électrode comporte en outre une empreinte d’outil (210) permettant le montage amovible. 8. Electrode according to one of claims 1 to 7, characterized in that the electrode further comprises a tool recess (210) for removable mounting.
9. Electrode selon l’une des revendications 1 à 8, caractérisée en ce qu’elle comporte en outre des picots (27) s’étendant en saillie depuis la surface avant. 9. Electrode according to one of claims 1 to 8, characterized in that it further comprises pins (27) projecting from the front surface.
10. Capteur d’enregistrement (1 ;100) d’un signal électrique physiologique d’un être vivant comportant un carter (4;400) comprenant un logement (42) et un circuit imprimé (3) positionné dans le logement, caractérisé en ce qu’il comporte en outre une électrode selon l’une des revendications 1 à 9 montée de manière amovible sur le carter, la surface arrière étant en appui de contact électrique avec une partie (31 ) du circuit imprimé. 10. A recording sensor (1; 100) of a physiological electrical signal of a living being comprising a housing (4; 400) comprising a housing (42) and a printed circuit (3) positioned in the housing, characterized in that it further comprises an electrode according to one of claims 1 to 9 removably mounted on the housing, the rear surface being in contact with electrical contact with a portion (31) of the printed circuit.
11. Capteur selon la revendication 10, caractérisé en ce que le carter comporte un moyen d’assemblage (41 ;410, 411 ) complémentaire du moyen rigide de montage de l’électrode pour réaliser le montage amovible de l’électrode sur le capteur. 11. The sensor of claim 10, characterized in that the housing comprises an assembly means (41; 410, 411) complementary to the rigid means for mounting the electrode to perform the removable mounting of the electrode on the sensor.
12. Capteur selon la revendication 10 ou 11 , caractérisé en ce que le carter comprend un moyen formant blindage agencé de sorte à réaliser une isolation électromagnétique. 12. Sensor according to claim 10 or 11, characterized in that the casing comprises shielding means arranged so as to achieve electromagnetic isolation.
13. Dispositif de mesure (9) d’un signal électrique physiologique destiné à être porté par un être vivant, caractérisé en ce qu’il comporte au moins un capteur selon l’une des revendications 10 à 12. 13. Device for measuring (9) a physiological electrical signal intended to be carried by a living being, characterized in that it comprises at least one sensor according to one of claims 10 to 12.
EP19742844.4A 2018-06-05 2019-06-05 Electrode for recording a physiological electrical signal, associated sensor and device Withdrawn EP3801236A1 (en)

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FR1854851A FR3081697A1 (en) 2018-06-05 2018-06-05 ELECTRODE FOR RECORDING A PHYSIOLOGICAL ELECTRICAL SIGNAL, SENSOR AND DEVICE THEREFOR
PCT/FR2019/051347 WO2019234358A1 (en) 2018-06-05 2019-06-05 Electrode for recording a physiological electrical signal, associated sensor and device

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