EP3570731A1 - Dispositif de suivi de l'activité électro-physiologique d'un sujet - Google Patents
Dispositif de suivi de l'activité électro-physiologique d'un sujetInfo
- Publication number
- EP3570731A1 EP3570731A1 EP18704048.0A EP18704048A EP3570731A1 EP 3570731 A1 EP3570731 A1 EP 3570731A1 EP 18704048 A EP18704048 A EP 18704048A EP 3570731 A1 EP3570731 A1 EP 3570731A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- measuring
- electrical activity
- muscles
- signals measured
- activity
- 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- Withdrawn
Links
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Classifications
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Definitions
- the present invention relates to a device for monitoring the electrophysiological activity of a subject.
- the present invention relates to a device comprising at least one garment adapted to be worn by a subject and for monitoring the electrophysiological activity of said subject.
- Said device is in particular configured to enable diagnosis or monitoring of neurological or physiological diseases or disorders requiring measurements of cerebral electrical activity.
- a medical device based on the use of a smart garment for processing a flow of information measured by sensors (EEG, ECG, EMG, ...) integrated in said garment for monitoring the physiological state of a patient.
- the device is provided with an on-board electronic box and a battery, and it automatically sends the data to a mobile device or to a remote server.
- the flow of information is analyzed by the mobile device or by the remote server which can then trigger various actions such as the recording of events or alarms in case of observation of abnormal signals.
- this device has limitations in the analysis of bioelectric signals.
- the signals obtained by measuring the cerebral electrical activity by EEG sensors are very small. These signals are thus subject to a significant risk of disturbances. These disturbances can be varied. They may be caused by other electro-physiological activities, such as muscle activity (including cardiac muscle or masticatory muscles), as well as high frequency radio waves and electrostatic or low-level disturbances. Frequency.
- the mains voltage is also likely to generate noise at 50 Hz or 60 Hz on the measured signals.
- Gizel et al. A study of an electroencephalogram device for the acquisition of signals produced by the brain activity of a subject, and intramuscular electrodes, for acquiring signals generated by the activity of the masticatory muscles. Gizel et al. describes the use of the signals acquired by the intramuscular electrodes to detect artefacts related to the activity of the masticatory muscles in the EEG signals. However, this device has the limitation of using invasive electrodes that must be inserted into the masticatory muscles.
- ⁇ is also known from the prior art the US patent application US 2011/257517 describing a system for detecting the onset of crisis specific to a subject.
- the system includes a means for acquiring brain electrical activity and a means for measuring the electrical activity of the masticatory muscles.
- this system does not detect disturbances in cerebral electrical signals that are due to the electrical activity of the masticatory muscles.
- the object of the present invention is therefore to provide a device for monitoring the electrophysiological activity of a subject to overcome the major drawbacks of the prior art.
- the present invention allows reliable analysis of the measured signals by detecting the periods during which the signals are disturbed and allowing the coupling of multiple bio-signals for a better interpretation of the markers in the pathology of the patient.
- the present invention relates to a device for monitoring the electrophysiological activity of a subject, in particular for the diagnosis or monitoring of epilepsy, comprising:
- the means for measuring the electrical activity of the masticatory muscles comprising at least one integrated surface electrode in a textile element, said textile element comprising means for holding said at least one electrode in contact with a portion of the head of a subject ;
- an acquisition means configured to synchronously acquire the signals measured by the means for measuring the cerebral electrical activity and by the means for measuring the electrical activity of the masticatory muscles;
- the device further comprises a means for measuring the electrical activity of the deltoid muscles or trapezius muscles, in which the acquisition means is also configured to synchronously acquire the signals measured by means of measuring the electrical activity of the deltoid muscles or trapezius muscles, and the signal processing means is also configured to detect among the signals measured by the means for measuring the electrical activity of the deltoid muscles or trapezius muscles of the correlated signals to predefined movements.
- the device further comprises eye movement measuring means, wherein the acquisition means is also configured to synchronously acquire the signals measured by the ocular movement measuring means, and the means of signal processing is also configured to detect among the signals measured by the means for measuring cerebral electrical activity the signals measured by the eye movement measuring means.
- the device further comprises a means for measuring the electrical activity of the cardiac muscle, in which the acquisition means is also configured to synchronously acquire the signals measured by the measuring means of the cardiac muscle. electrical activity of the heart muscle, and the signal processing means is also configured to detect among the signals measured by the means for measuring the electrical activity of the heart muscle the heart beat.
- the device further comprises a means for measuring the activity of the respiratory muscles, in which the acquisition means is also configured to synchronously acquire the signals measured by the activity measurement means. respiratory muscles, and the signal processing means is also configured to detect among the signals measured by the means for measuring the electrical activity of the cardiac muscle parasitic signals correlated to the signals measured by the means for measuring the activity of the respiratory muscles.
- the device further comprises a means for measuring external electromagnetic disturbances, in which the acquisition means is also configured to synchronously acquire the signals measured by the external electromagnetic interference measuring means, and the signal processing means is also configured to detect among the signals measured by the measuring means of the cerebral electrical activity the measured signals by the means for measuring external electromagnetic disturbances.
- the device further comprises a motion measuring means, in which the acquisition means is also configured to synchronously acquire the signals measured by the motion measuring means, and the means for processing the signals. signals is also configured to detect among the signals measured by the means for measuring the electrical activity of the heart muscle parasitic signals correlated to the signals measured by the motion measuring means.
- the device further comprises a means for measuring the oxygen concentration in the blood and / or a means for measuring electromagnetic radiation, in particular visible electromagnetic radiation, and / or a means of measurement of body temperature.
- the device comprises a cap-like garment adapted to be worn on the head of the subject and at the level of the masticatory muscles of the subject; said cup-type garment comprising the means for measuring the cerebral electrical activity and the means for measuring the electrical activity of the masticatory muscles; said cerebral electrical activity measuring means comprising a plurality of conductive electrodes, and said means for measuring the electrical activity of the masticatory muscles comprising at least one conductive electrode.
- the device comprises a garment type body suit able to be worn on the bust of the subject; said undershirt-type clothing comprising the means for measuring the electrical activity of the deltoid muscles or trapezius muscles, the means for measuring the electrical activity of the cardiac muscle and / or the means for measuring the activity of the muscles respiratory; said means for measuring the electrical activity of the deltoid muscles or trapezius muscles comprising a plurality of conductive electrodes; said means for measuring the activity of the heart muscle comprising at minus one conductive electrode; and said means for measuring the activity of the respiratory muscles comprising a textile elastic band preferably comprising a capacitive means for measuring the spacing of the thoracic cage.
- the cap-like garment or the undershirt-type garment is textile garments, and the conductive electrodes comprise woven, knitted, embroidered, deposited or printed textile electrodes in or on said textile garments.
- said signal processing means comprises a memory unit, said memory unit comprising neurological markers; and the signal processing means is configured to identify a neurological disorder among the signals measured by the means for measuring cerebral electrical activity from the neurological markers.
- a garment able to be worn in a mastoid process is a garment able to cover the skin overlying the mastoid process.
- “Textile electrodes” means electrodes consisting of conducting yarns or yarns covered with a woven, knitted, embroidered, deposited or printed conductive material in or on the garment.
- the wire is a metal wire or a wire coated with a metal coating, in particular, the wire may be a silver wire or a wire covered with silver.
- the wire is a carbon wire or a wire comprising conductive particles such as nanotubes or metal nanoparticles.
- the wire is covered with an intrinsically conductive organic material, such as polyaniline.
- “Masticatory muscles” means the muscles allowing the movement of the mandible during chewing and thus the raising or lowering of the jaw.
- “Cup-type clothing” means a textile garment worn on the skin, where appropriate in contact with hair such as hair, covering the subject's scalp, including the cap.
- Garment type undershirt means a textile garment worn on the skin, where appropriate in contact with hair, covering the bust of the subject, it includes the undershirt, the T-shirt or the tank top indifferently long-sleeved, short-sleeved or sleeveless.
- Signal processing means means at least one microprocessor, at least one integrated circuit, at least one electronic card or at least one microcontroller.
- This signal processing means may comprise an assembly comprising an onboard computer and external calculation means such as a mobile device and remote servers.
- the present invention relates to a device for monitoring the electrophysiological activity of a subject, in particular for the diagnosis or monitoring of neurological or physiological diseases or disorders requiring measurements of cerebral electrical activity, in particular for diagnosis. or the monitoring of epilepsy.
- the device comprises a means for measuring the cerebral electrical activity, a means for measuring the electrical activity of the masticatory muscles, an acquisition means, a transmission means and a signal processing means.
- the acquisition means is configured to synchronously acquire the signals measured by the means for measuring the cerebral electrical activity and by the means for measuring the electrical activity of the masticatory muscles.
- the transmission means is configured to transmit the electrical signals acquired by the acquisition means to the signal processing means.
- the signal processing means is remote from this device and is wirelessly connected. In one embodiment, the signal processing means is remote from this device and is wiredly connected.
- the device comprises a plurality of acquisition means, transmission means and signal processing means.
- the signal processing means is configured to detect among the signals measured by the means for measuring cerebral electrical activity the signals measured by the means for measuring the electrical activity of the masticatory muscles. These signals can then be attenuated in the cerebral electrical signal or highlighted so that the interpreter clearly identifies them as such.
- This detection uses a decomposition into independent components and principal components (ICA and PCA) or correlation analyzes known to those skilled in the art.
- ICA and PCA independent components and principal components
- correlation analyzes known to those skilled in the art.
- the measured signals are often "polluted" by parasitic signals, and in particular, the electrical signals emitted by the masticatory muscles, by their intensity and their proximity to the brain. It is therefore necessary to differentiate signals from cerebral electrical activity from other parasitic signals in order to allow reliable analysis of cerebral electrical activity signals.
- the device according to the invention also comprises a means of measuring the muscular electrical activity.
- This embodiment makes it possible, in particular, to detect the repetitive muscle movements occurring during certain epileptic seizures. These movements can be "clonie” type movements or strong and sudden muscle contractions with or without associated movement. The muscular symptoms thus observed allow medical personnel to identify the type of epilepsy: focal epilepsy or generalized epilepsy, for example.
- the acquisition means is also configured to synchronously acquire the signals measured by the measurement means of the muscular electrical activity
- the signal processing means is also configured to detect among the signals measured by the measuring means of the electrical muscle activity signals correlated with predefined movements; especially sudden, jerky or repetitive movements. This detection can be carried out by a technique of amplitude demodulation known to those skilled in the art.
- the device according to the invention also comprises a means for measuring the electrical activity of the deltoid muscles or trapezius muscles.
- This embodiment makes it possible, in particular, to detect the repetitive muscle movements occurring during certain epileptic seizures. These movements can be "clonie” type movements or strong and sudden muscle contractions with or without associated movement. The muscular symptoms thus observed allow medical personnel to identify the type of epilepsy: focal epilepsy or generalized epilepsy, for example.
- the acquisition means is also configured to synchronously acquire the signals measured by the electrical activity measuring means of the deltoid muscles or trapezius muscles
- the signal processing means is also configured to detecting signals measured by the means for measuring the electrical activity of the deltoid muscles or trapezius muscles of signals correlated with predefined movements; especially sudden, jerky or repetitive movements. This detection can be carried out by a technique of amplitude demodulation known to those skilled in the art.
- the device according to the invention also comprises a means of measuring eye movement (or electro-oculogram).
- eye movement or electro-oculogram
- the acquisition means is also configured to synchronously acquire the signals measured by the eye movement measuring means
- the signal processing means is also configured to detect among the signals measured by the means. measuring the cerebral electrical activity the signals measured by the eye movement measuring means. This detection uses a decomposition into independent components and components (ICA and PCA) or correlation analyzes known to those skilled in the art.
- ICA and PCA independent components and components
- the device according to the invention also comprises a means for measuring the electrical activity of the cardiac muscle.
- the acquisition means is also configured to synchronously acquire the signals measured by the means for measuring the electrical activity of the heart muscle
- the signal processing means is also configured to detect among the signals measured by the means of measuring the electrical activity of the heart muscle, the heart beats or the variations in rhythm of the heart beats.
- This detection uses a QRS peak detection algorithm known to those skilled in the art among which we can cite by way of example the El-Gendi algorithm or the Pan-Thompkins algorithm.
- the signal processing means is also configured to identify abnormalities due to cardiac activity in signals of cerebral electrical activity. This detection uses a decomposition into independent components and principal components (ICA and PCA) or correlation analyzes known to those skilled in the art.
- ICA and PCA independent components and principal components
- the device according to the invention also comprises a means for measuring the activity of the respiratory muscles.
- the acquisition means is also configured to synchronously acquire the signals measured by the means for measuring the activity of the respiratory muscles.
- the device according to the invention also comprises a means for measuring the electrical activity of the heart muscle and a means for measuring the activity of the respiratory muscles.
- the acquisition means is also configured to synchronously acquire the signals measured by the means for measuring the electrical activity of the cardiac muscle and the signals measured by the means for measuring the activity of the muscles.
- the signal processing means is also configured to detect among the signals measured by the means for measuring the electrical activity of the cardiac muscle parasitic signals correlated with the signals measured by the means for measuring the activity of the respiratory muscles. . This detection uses a decomposition into independent components and in main components (ICA and PCA) or correlation analyzes known to those skilled in the art.
- the signal processing means is configured to identify the respiratory activity from the signals measured by the means for measuring the electrical activity of the heart muscle.
- the heart undergoes mechanical stresses during breathing, therefore, the interval between beats changes as a function of respiration and the amplitude of the beats changes during breathing.
- respiration can be estimated as a function of the signals measured by the means for measuring the electrical activity of the heart muscle.
- the device according to the invention also comprises a means for measuring external electromagnetic disturbances.
- the acquisition means is also configured to synchronously acquire the signals measured by the external electromagnetic interference measuring means
- the signal processing means is also configured to detect among the signals measured by the means for measuring the cerebral electrical activity the signals measured by the measuring means of the external electromagnetic disturbances. This detection uses a decomposition into independent components and principal components (ICA and PCA) or correlation analyzes known to those skilled in the art.
- the signal processing means is also configured to remove among the signals measured by the measuring means of the cerebral electrical activity, the signals measured by the electromagnetic interference measuring means. This removal can be performed using an independent component and principal component decomposition (ICA and PCA).
- the device according to the invention also comprises a means for measuring the movement.
- the acquisition means is also configured to synchronously acquire the signals measured by the motion measuring means.
- the motion measuring means is an accelerometer.
- the signal processing means is configured to detect a physical effort from the signals measured by the motion measuring means.
- the means of signal processing is configured to calculate the energy expenditure of the subject from the signals measured by the motion measuring means.
- the signal processing means is configured to identify the movements and posture of the subject from the signals measured by the motion measuring means. These operations are performed using a 3-axis, 6-axis or 9-axis accelerometer.
- the device according to the invention also comprises a means for measuring the electrical activity of the heart muscle and a means for measuring the movement.
- the motion measuring means is configured to measure the movement of the subject
- the acquisition means is also configured to synchronously acquire the signals measured by the means for measuring the electrical activity of the muscle. heart rate and the signals measured by the motion measuring means.
- the motion measuring means is an accelerometer.
- the signal processing means is also configured to detect among the signals measured by the means for measuring the electrical activity of the cardiac muscle parasitic signals correlated with the signals measured by the movement measuring means. This detection uses a decomposition into independent components and principal components (ICA and PCA) or correlation analyzes known to those skilled in the art.
- ICA and PCA independent components and principal components
- the device according to the invention also comprises a means for measuring an electromagnetic radiation, preferably a means for measuring electromagnetic radiation in the visible.
- the acquisition means is also configured to synchronously acquire the signals measured by the electromagnetic radiation measuring means.
- the means for measuring an electromagnetic radiation is a photosensitive sensor.
- the device according to the invention also comprises at least one means for measuring the oxygen concentration in the blood.
- the acquisition means is also configured to synchronously acquire the signals measured by the means for measuring the oxygen concentration in the blood.
- the means for measuring the oxygen concentration in the blood is an optical sensor in contact with the skin.
- the device according to the invention also comprises means for measuring body temperature.
- the acquisition means is also configured to synchronously acquire the signals measured by the body temperature measuring means.
- the device according to the invention also comprises an external video recording means, such as a camera: either an external camera coupled to the device, or a camera integrated in a device of the smart phone, tablet or computer.
- an external video recording means such as a camera: either an external camera coupled to the device, or a camera integrated in a device of the smart phone, tablet or computer.
- the acquisition means is also configured to synchronously acquire the signals measured by the external video recording means.
- the signal processing means comprises a memory unit, said memory unit comprising neurological markers, in particular epileptic markers; and the signal processing means is configured to identify a neurological activity, in particular an epileptic activity, among the signals measured by the means for measuring the cerebral electrical activity from neurological markers, in particular epileptic markers. This identification uses an epileptic activity recognition algorithm based on neural network analysis.
- the device according to the invention also comprises at least one remote storage means and communication means to said at least one remote storage means of cloud computing type or remote server.
- the signal processing means is configured to identify or annotate the side effects of medical treatment via electronic collection of information.
- This collection can be direct (data entry of the subject on a software application) or indirect (collection via a third party computer system).
- the side effects that result in changes in the electrical activity of the heart muscle, cerebral electrical activity, electrical activity of the masticatory muscles, electrical activity of the deltoid muscles or trapezius muscles, eye movement, the activity of the respiratory muscles, the electrical activity of the muscles, the oxygen concentration in the blood and / or the body temperature.
- the signal processing means is configured to identify the sleep cycles of the subject from the different signals acquired by the acquisition means.
- the device according to the invention is a cap-like garment 1 capable of being worn on the subject's head and on the masticatory muscles of the subject.
- the device according to the invention is a cap-like garment 1 capable of being worn on the subject's head, at the level of the subject's masticatory muscles and at the level of at least one mastoid process of the subject.
- Said cup-type clothing 1 comprises the means for measuring the cerebral electrical activity and the means for measuring the electrical activity of the masticatory muscles.
- the cap-like garment 1 capable of being worn on the head of the subject and on the level of the masticatory muscles of the subject 1 comprises a plurality of conductive electrodes able to measure the cerebral electrical activity 1.1 and at least one conducting electrode capable of measuring the electrical activity of the masticatory muscles 1.2.
- said conductive electrodes are conductive electrodes that do not require gel during the implementation, preferably said conductive electrodes are dry conductive electrodes.
- the plurality of conductive electrodes capable of measuring the cerebral electrical activity 1.1 are dry conductive electrodes comprising an ionic gel.
- the means for measuring the cerebral electrical activity is a plurality of capacitive electrodes.
- the plurality of conductive electrodes able to measure the cerebral electrical activity 1.1 is disposed according to the international system 10/20.
- the plurality of conductive electrodes capable of measuring the cerebral electrical activity 1.1 may be arranged according to any other system, such as the system 10/10 or the system 10/5.
- the cap-like garment 1 capable of being worn on the subject's head and on the level of the subject's masticatory muscles comprises 21 conductive electrodes able to measure the cerebral electrical activity 1.1; said conductive electrodes being preferably positioned according to the international system 10/20.
- the cap-like garment 1 capable of being worn on the head of the subject and at the level of the masticatory muscles of the subject comprises a plurality of housings able to receive a plurality of conductive electrodes able to measure the activity. cerebral electrical 1.1.
- the at least one conductive electrode capable of measuring the electrical activity of the masticatory muscles 1.2 is located on the cap-like garment 1 so as to be positioned at the level of the mandible when the cap-like garment 1 is carried by the subject.
- the cap-like garment 1 comprises at least one textile portion capable of being positioned at the level of the masticatory muscles when the cap-like garment 1 is worn by the subject.
- the at least one conductive electrode able to measure the electrical activity of the masticatory muscles 1.2 is a textile electrode located in said at least one textile portion.
- the cap-like garment 1 capable of being worn on the subject's head and at the level of the subject's masticatory muscles comprises two conductive electrodes able to measure the electrical activity of the masticatory muscles 1.2 located on the type of garment.
- cup 1 so as to be positioned at the level of the mandible when the cap-like garment 1 is worn by the subject.
- the cap-like garment 1 comprises at least two textile portions capable of being positioned at the level of the mandible on either side of the head of the subject when the cap-like garment 1 is worn by the subject.
- the two conductive electrodes able to measure the electrical activity of the masticatory muscles 1.2 are two textile electrodes, each located in one of the two textile portions.
- the two conductive electrodes able to measure the electrical activity of the masticatory muscles 1.2 are two textile electrodes located in the same textile portion.
- said conductive electrodes are conductive electrodes that do not require gel during the implementation, preferably said conductive electrodes are dry conductive electrodes.
- the conductive electrodes able to measure the electrical activity of the masticatory muscles 1.2 are textile electrodes.
- the cap-like garment 1 capable of being worn on the subject's head and on the level of the subject's masticatory muscles also comprises at least one reference electrode 13 serving as a reference for the electrodes of the cap-like garment 1 in order to to measure a difference in electrical potential.
- this at least one reference electrode 1.3 is located on the cap-like garment 1 so as to be positioned behind an ear of the subject when the cap-like garment 1 is worn by the subject.
- this at least one reference electrode 1.3 is located on the cap-like garment 1 so as to be positioned at the mastoid process of the subject when the cap-like garment 1 is worn by the subject.
- said at least one reference electrode does not require a gel during the implementation, preferably said at least one reference electrode is a dry conductive electrode.
- the at least one reference electrode is a textile electrode.
- the cap-like garment 1 capable of being worn on the subject's head and on the level of the subject's masticatory muscles also comprises a means for measuring the electrical activity of the cardiac muscle.
- the measurement can be performed by at least one conductive electrode.
- the measurement can be made by photoplethysmography using an optical device such as an oximeter.
- the cap-like garment 1 capable of being worn on the subject's head and on the level of the subject's masticatory muscles also comprises a means for measuring the oxygen concentration in the blood.
- the means for measuring the oxygen concentration in the blood is an oximeter located on the cap-like garment 1 so as to be positioned in or on an ear or on the skin at the subject's neck when the cap-like garment 1 is worn by the subject.
- the cap-like garment 1 capable of being worn on the subject's head and at the level of the subject's masticatory muscles also comprises a means for measuring electromagnetic radiation.
- the cap-like garment 1 comprises a plurality of conductive electrodes able to measure eye movement.
- the cap-like garment 1 capable of being worn on the subject's head and on the level of the subject's masticatory muscles also comprises a means for measuring the movement.
- the cap-like garment 1 adapted to be worn on the subject's head and at the level of the subject's masticatory muscles also comprises a means for measuring the external electromagnetic disturbances.
- the cap-like garment 1 capable of being worn on the subject's head and on the level of the subject's masticatory muscles also comprises a means for measuring the subject's body temperature.
- the hat-like garment 1 also comprises a location capable of receiving an electronic system 1.5 comprising the acquisition means, the signal processing means and the means for transmitting the electrical signals.
- the hat-like garment 1 also comprises a location capable of receiving a battery 1.4 enabling the electronic system to be powered.
- the device according to the invention also comprises a garment of the type 2 that can be worn on the bust of the subject.
- Said vest-type clothing 2 comprises the means for measuring the electrical activity of the deltoid muscles or trapezius muscles, the means for measuring the electrical activity of the cardiac muscle and / or the means for measuring the activity of the muscles. respiratory muscles.
- the garment-type garment 2 comprises a plurality of conductive electrodes able to measure the electrical activity of the deltoid muscles 2.1 or trapezius muscles 2.2.
- the means for measuring the electrical activity of the deltoid muscles 2.1 or trapezius muscles 2.2 comprises a plurality of conductive electrodes that do not require gel during the implementation.
- the means for measuring the electrical activity of the deltoid muscles or trapezius muscles comprises a plurality of dry conductive electrodes.
- the undergarment type clothing 2 comprises 2, 3, 4, 6, 8, 10, 12 or more conductive electrodes, preferably 4, capable of measuring the electrical activity of the deltoid muscles 2.1.
- the undergarment type garment 2 comprises 2 conductive electrodes able to measure the electrical activity of the right deltoid muscles and 2 conductive electrodes able to measure the electrical activity of the left deltoid muscles.
- the undergarment type garment 2 comprises 2, 3, 4, 6, 8, 10, 12 or more conductive electrodes, preferably 4, capable of measuring the electrical activity of the trapezium muscles 2.2.
- the undergarment type clothing 2 comprises 2 conductive electrodes able to measure the electrical activity of the right trapezius muscles and 2 conductive electrodes able to measure the electrical activity of the left trapezial muscles.
- the garment type 2 garment body is able to be worn at the level of the deltoid muscles and / or trapezius muscles and comprises a plurality of conductive electrodes located on the garment type body 2 so to be positioned at the level of the deltoid muscles or trapezius muscles when the garment body type 2 is worn by the subject.
- the conductive electrodes capable of measuring the electrical activity of the deltoid muscles 2.1 or trapezius muscles 2.2 are textile electrodes.
- the garment-type garment 2 comprises a plurality of conductive electrodes able to measure the electrical activity of the cardiac muscle 2.3.
- the undershirt garment 2 comprises 2, 4, 6, 8, 12 or more conductive electrodes, preferably 2, capable of measuring the electrical activity of the cardiac muscle 23.
- the means for measuring the electrical activity of the cardiac muscle comprises a plurality of conductive electrodes that do not require gel during the implementation.
- the means for measuring the electrical activity of the cardiac muscle comprises a plurality of dry conductive electrodes.
- the means for measuring the electrical activity of the cardiac muscle comprises a plurality of capacitive electrodes.
- the garment type 2 garment is able to be worn at the cardiac muscle and comprises a plurality of conductive electrodes located on the garment type body 2 so as to be positioned at the level of the body. cardiac muscle when the vest-type garment 2 is worn by the subject.
- said conductive electrodes are conductive electrodes that do not require gel during the implementation, preferably said conductive electrodes are dry conductive electrodes.
- the conductive electrodes able to measure the electrical activity of the heart muscle 23 are textile electrodes.
- the undergarment-type garment 2 also comprises at least one mass 2.7 serving as a reference for the electrodes of the undergarment-type garment 2 in order to measure an electric potential difference.
- the undergarment type clothing 2 comprises a textile elastic band 2.4, woven, knitted or embroidered in the garment type 2 body suit able to measure the activity of the respiratory muscles.
- said elastic band 2.4 comprises a capacitive means for measuring the spacing of the rib cage, ie the change in diameter of the rib cage.
- the undergarment-type garment 2 is able to be worn at the level of the rib cage and comprises a textile elastic band 2.4 located on the undergarment-type garment 2 so as to be positioned at the level of the body. the ribcage when the garment type 2 undershirt is worn by the subject.
- the undergarment-type garment 2 adapted to be worn on the bust of the subject also comprises a means for measuring the oxygen concentration in the blood.
- the means for measuring the concentration of oxygen in the blood is an oximeter located on the garment type 2 undershirt so as to be positioned on the chest, the back or the muscles of the shoulders of the subject when the garment type 2 undershirt is worn by the subject.
- the undergarment-type garment 2 adapted to be worn on the bust of the subject also comprises a means for measuring an electromagnetic radiation.
- the garment type 2 body suit able to be worn on the bust of the subject also comprises a motion measuring means.
- the undergarment-type garment 2 adapted to be worn on the bust of the subject also comprises a means for measuring external electromagnetic disturbances.
- the garment type bodywear 2 adapted to be worn on the bust of the subject also comprises a means for measuring the body temperature of the subject.
- the undershirt-type garment 2 also comprises a location adapted to receive an electronic system 2.5 comprising the acquisition means, the signal processing means and the means for transmitting the electrical signals.
- the garment type 2 undershirt includes also a location adapted to receive a battery 2.6 for the power supply of the electronic system.
- the signal processing means is located in the cap-like garment 1 and / or in the undershirt garment 2. According to one embodiment, the signal processing means is located remotely. clothing of type cap 1 or garment of type undershirt 2.
- the signal processing means of the cap-like garment 1 and the garment-like garment signal processing means 2 are connected so as to be able to process the signals by the measuring means of the garment interchangeably. of cap type 1 and of the underwear type 2 garment.
- the present invention also relates to a device for monitoring the electrophysiological activity of a subject, in particular for the diagnosis or monitoring of epilepsy, comprising a cup-type clothing 1 and a garment-type clothing 2, the cap-like garment 1 and the undergarment-type garment 2 each comprising at least one means for measuring the electrophysiological activity of a subject, an acquisition means configured to synchronously acquire the signals measured by the at least one means for measuring the electrophysiological activity of the subject, means for processing the signals and means for transmitting the electrophysiological signals acquired by the acquisition means to said signal processing means.
- the signal processing means being configured to perform the detections, identifications and treatments mentioned above.
- the means for measuring the electrical signals generated by the masticatory muscles is integrated in a textile portion, said textile portion comprising a coefficient of elasticity for adjusting the cup on the head of a subject.
- the means for measuring the electrical signals are surface electrodes.
- the textile portion surrounding each surface electrode is non-conductive and may constitute an electrical insulator.
- the measuring means 1.2 of Figure 1 are integrated in a textile element arranged on the lower part of the face, including a portion of the surface of the cheeks and the chin.
- the lower textile element having an attachment for adjusting the left and right side portions on either side of the face.
- the upper part of the cap covering the top of the head has two layers.
- the layers are superimposed and form a space that can be closed.
- the space is designed to receive the electrodes.
- An interest is to make non-visible the son of the electrodes.
- the cap comprises at least one housing attached to the fabric having at least one battery supplying the electrodes.
- the textile element comprises means for holding said electrode in contact with a subject.
- the electrode is held by a band having an attachment for maintaining a sideband on either side of the face of a subject.
- the electrode is held by fixing the textile element to an upper part of a cup as shown in FIG. 1.
- the textile element is designed as a lower extension of the cup. extending along the lower part of the face.
- the electrode of the means for measuring the electrical signals generated by the masticatory muscles is arranged in a fastener of a cap having an upper part comprising electrodes for measuring electrical signals generated by the brain activity.
- This clip can advantageously extend at the level of the chin or the neck of a subject.
- the signals measured by the measuring means of the electrical signals generated by the masticatory muscles are compared with the signals acquired by the measuring means of the electrical signals of brain activity. This comparison may previously be accompanied by signal processing steps such as formatting, amplification, synchronization, denoising or filtering.
- Figure 1 is a diagram of the cup-type clothing 1 according to one embodiment of the invention.
- Figure 2A is a diagram of garment type body 2 seen from the front according to one embodiment of the invention.
- Figure 2B is a diagram of the garment body 2 type seen from the back according to one embodiment of the invention.
- Conductive electrode capable of measuring the electrical activity of the heart muscle; 2.4 Measuring band for the activity of the respiratory muscles;
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Abstract
Description
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
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| FR1750443A FR3061850B1 (fr) | 2017-01-19 | 2017-01-19 | Dispositif de suivi de l’activite electro-physiologique d’un sujet |
| PCT/FR2018/050138 WO2018134539A1 (fr) | 2017-01-19 | 2018-01-19 | Dispositif de suivi de l'activité électro-physiologique d'un sujet |
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| EP3570731A1 true EP3570731A1 (fr) | 2019-11-27 |
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| EP (1) | EP3570731A1 (fr) |
| JP (1) | JP2020508091A (fr) |
| CN (1) | CN110198658A (fr) |
| CA (1) | CA3050352A1 (fr) |
| FR (1) | FR3061850B1 (fr) |
| WO (1) | WO2018134539A1 (fr) |
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| FR3099982A1 (fr) * | 2019-08-20 | 2021-02-26 | Bioserenity | Ensemble de suivi des signaux physiologiques d’un sujet |
| FR3099983A1 (fr) * | 2019-08-20 | 2021-02-26 | Bioserenity | Maillot et ensemble de suivi des signaux physiologiques d’un sujet |
| WO2021032930A1 (fr) * | 2019-08-20 | 2021-02-25 | Bioserenity | Ensemble de suivi des signaux physiologiques d'un sujet |
| DE102019129288A1 (de) * | 2019-10-30 | 2021-05-06 | Universitätsmedizin Der Johannes Gutenberg-Universität Mainz | Vorrichtung und Verfahren zur Bestimmung des Schweregrads einer Schlafapnoe |
| FR3102664A1 (fr) * | 2019-11-04 | 2021-05-07 | Dreem | Dispositif habitronique |
| CN110742607B (zh) * | 2019-11-12 | 2020-10-23 | 北京航空航天大学 | 一种用于测量人脑部磁场信号的滑道式可穿戴的脑磁帽 |
| CN111358442A (zh) * | 2020-04-14 | 2020-07-03 | 青岛柏恩鸿泰电子科技有限公司 | 多导睡眠监测帽 |
| CN113552951A (zh) * | 2021-08-23 | 2021-10-26 | 广东互动电子有限公司 | 一种基于肌电和mr眼镜的控制系统及其控制方法 |
| US20250185936A1 (en) * | 2023-12-08 | 2025-06-12 | Paul C. Browne | Systems and methods for detecting medical conditions via electromagnetic field disturbances |
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| DK1610862T3 (en) * | 2003-04-01 | 2017-03-06 | Sunstar Suisse Sa | Apparatus for monitoring muscle activity |
| US7496400B2 (en) * | 2003-10-17 | 2009-02-24 | Ge Healthcare Finland Oy | Sensor arrangement |
| US20060111644A1 (en) * | 2004-05-27 | 2006-05-25 | Children's Medical Center Corporation | Patient-specific seizure onset detection system |
| US8437843B1 (en) * | 2006-06-16 | 2013-05-07 | Cleveland Medical Devices Inc. | EEG data acquisition system with novel features |
| US20110015503A1 (en) * | 2009-07-17 | 2011-01-20 | WAVi | Medical apparatus for collecting patient electroencephalogram (eeg) data |
| US8509881B2 (en) * | 2009-11-03 | 2013-08-13 | Cardiac Science Corporation | True ECG measurement during cardio pulmonary resuscitation by adaptive piecewise stitching algorithm |
| US20110295142A1 (en) * | 2010-05-25 | 2011-12-01 | Neurowave Systems Inc. | Detector for identifying physiological artifacts from physiological signals and method |
| US9326720B2 (en) * | 2011-02-09 | 2016-05-03 | The Charles Stark Draper Laboratory, Inc. | Wireless, implantable electro-encephalography system |
| CN102488516A (zh) * | 2011-12-13 | 2012-06-13 | 湖州康普医疗器械科技有限公司 | 一种非线性脑电信号分析方法以及装置 |
| US20150366504A1 (en) * | 2014-06-20 | 2015-12-24 | Medibotics Llc | Electromyographic Clothing |
| US10159440B2 (en) * | 2014-03-10 | 2018-12-25 | L.I.F.E. Corporation S.A. | Physiological monitoring garments |
| FR2996439B1 (fr) * | 2012-10-09 | 2015-09-18 | Laurent Fort | Systeme de collecte de donnees physiologiques |
| US20140148723A1 (en) * | 2012-11-26 | 2014-05-29 | Persyst Development Corporation | Method And System For Displaying The Amount Of Artifact Present In An EEG Recording |
| CN105188525A (zh) * | 2013-03-14 | 2015-12-23 | 珀西斯特发展公司 | 用于计算定量eeg的方法和系统 |
| FR3008300B1 (fr) | 2013-07-12 | 2018-10-12 | Soc Civ Marc Frouin | Dispositif de surveillance d'un etat physiologique et d'alerte au travers d'un vetement intelligent avec capteurs biometriques integres, d'une application et d'un systeme cloud |
| US20180014784A1 (en) * | 2015-01-30 | 2018-01-18 | New York University | System and method for electrophysiological monitoring |
| CN204971277U (zh) * | 2015-08-24 | 2016-01-20 | 华南理工大学 | 一种可实现脑电检测的健康服务机器人 |
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- 2018-01-19 JP JP2019539297A patent/JP2020508091A/ja active Pending
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- 2018-01-19 CA CA3050352A patent/CA3050352A1/fr not_active Abandoned
- 2018-01-19 US US16/478,226 patent/US20210128052A1/en not_active Abandoned
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| FR3061850B1 (fr) | 2023-02-10 |
| CA3050352A1 (fr) | 2018-07-26 |
| JP2020508091A (ja) | 2020-03-19 |
| FR3061850A1 (fr) | 2018-07-20 |
| CN110198658A (zh) | 2019-09-03 |
| WO2018134539A1 (fr) | 2018-07-26 |
| US20210128052A1 (en) | 2021-05-06 |
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