WO2016121349A1 - Dispositif d'électrode - Google Patents

Dispositif d'électrode Download PDF

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Publication number
WO2016121349A1
WO2016121349A1 PCT/JP2016/000297 JP2016000297W WO2016121349A1 WO 2016121349 A1 WO2016121349 A1 WO 2016121349A1 JP 2016000297 W JP2016000297 W JP 2016000297W WO 2016121349 A1 WO2016121349 A1 WO 2016121349A1
Authority
WO
WIPO (PCT)
Prior art keywords
electrode
wear
electrode pair
pair
biosensor
Prior art date
Application number
PCT/JP2016/000297
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English (en)
Japanese (ja)
Inventor
尚継 米田
Original Assignee
パナソニックＩｐマネジメント株式会社
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 パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Publication of WO2016121349A1 publication Critical patent/WO2016121349A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/251—Means for maintaining electrode contact with the body
    • A61B5/256—Wearable electrodes, e.g. having straps or bands
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
    • 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
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/332—Portable devices specially adapted therefor

Definitions

  • the present disclosure relates to an electrode device.
  • Patent Document 1 discloses a capsule medical system having a plurality of electrodes which are electrode groups for human body communication.
  • This disclosure is intended to provide an electrode device that prevents the polarity of an electrode from being wrong regardless of the mounting direction.
  • the first electrode device includes a first electrode pair including a first electrode pair having the same electric polarity and a second electrode pair having an electric polarity different from the first electrode pair. And a second member in which the second electrode set is arranged in an arrangement corresponding to the arrangement of the first electrode set.
  • the first electrode set and the second electrode set are detachable from each other.
  • the first electrode pair and the second electrode pair are arranged symmetrically with respect to the same central point, and the electrodes constituting the first electrode pair and the second electrode pair are arranged on the same circle, etc. Arranged at intervals other than intervals.
  • the second electrode device includes a first electrode pair including a first electrode pair having the same electric polarity and a second electrode pair having an electric polarity different from that of the first electrode pair. , And a second member in which the second electrode set is arranged in an arrangement corresponding to the arrangement of the first electrode set.
  • the first electrode set and the second electrode set are detachable from each other.
  • the first electrode pair and the second electrode pair are arranged point-symmetrically with respect to the same center point, and the first electrode pair and the second electrode pair are concentric circles having different radii around the center point. Respectively.
  • a first electrode set including a first electrode pair having the same electric polarity and a second electrode having an electric polarity different from that of the first electrode pair is disposed. And a second member in which the second electrode set is arranged in an arrangement corresponding to the arrangement of the first electrode set.
  • the first electrode set and the second electrode set are detachable from each other, and the first electrode pair is arranged point-symmetrically with respect to the second electrode.
  • an electrode device that prevents the polarity of the electrode from being wrong regardless of the mounting direction.
  • the image figure which attaches a biosensor apparatus to the electrode on the wear which concerns on the electrocardiogram detection system of Embodiment 1 The image figure by which the biosensor apparatus was attached to the electrode on the wear which concerns on the electrocardiogram detection system of Embodiment 1
  • the enlarged view which shows the electrode of the wear which concerns on the electrocardiogram detection system of Embodiment 1, and the electrode of a biosensor apparatus Electrical configuration diagram of wear and biosensor device according to electrocardiogram detection system of embodiment 1 Image of ECG waveform detected by wear electrode
  • the enlarged view which shows the electrode of the wear which concerns on the electrocardiogram detection system of Embodiment 2 and the electrode of a biosensor apparatus The enlarged view which shows the electrode of the wear which concerns on the electrocardiogram detection system of Embodiment 3, and the electrode of a biosensor apparatus
  • Electrode device (Embodiment 1)
  • An electrocardiogram detection system is an example of an electrode device.
  • FIG. 1A and FIG. 1B show an example of wear 100 for wearing and detecting an electrocardiogram.
  • FIG. 1A is an image diagram of the wear 100 when the biosensor device 200 is removed.
  • FIG. 1B is an image diagram of the wear 100 when the biosensor device 200 is mounted.
  • FIG. 2 is an enlarged view showing the electrodes of the wear 100 and the biosensor device 200.
  • the biosensor device 200 is configured to be freely detachable from the wear 100 so that the wear 100 can be washed.
  • the wear 100 is formed with a first wear electrode 110 (110a, 110b, 110c, 110d) and a second wear electrode 120 (120a, 120b, 120c, 120d) as a pair of electrodes for detecting an electrocardiogram. ing.
  • the first wear electrode 110 includes a first contact portion 110a that comes into contact with human skin, two first connection portions 110c and 110d that are connected to the biosensor device 200, a first contact portion 110a, and a first contact portion 110a.
  • the first connecting portion 110b and the first connecting portion 110d are electrically connected to each other.
  • the second wear electrode 120 includes a second contact part 120a that contacts the human skin, second connection parts 120c and 120d that connect to the biosensor device 200, a second contact part 120a, and a second contact part 120a.
  • the connection part 120c and the second connection part 120d are configured by a second wiring part 120b for electrically connecting the connection part 120c and the second connection part 120d.
  • the first connection portions 110c and 110d and the second connection portions 120c and 120d are midpoints on a straight line connecting the first connection portion 110c and the first connection portion 110d.
  • a circle C1 having a center O at a point that is a midpoint connecting the second connection part 120c and the second connection part 120d.
  • the first electrode pair of the first connection part 110c and the first connection part 110d and the second electrode pair of the second connection part 120c and the second connection part 120d are about the center O. They are arranged point-symmetrically.
  • each electrode of 1st connection part 110c, 110d and 2nd connection part 120c, 120d is arrange
  • the distance A is a line segment connecting the center of the first connection part 110c and the center of the second connection part 120d (or the center of the second connection part 120c and the first The length of the line segment connecting the centers of the connecting portions 110d.
  • the distance B is a line segment connecting the center of the first connection part 110c and the center of the second connection part 120c (or the center of the second connection part 120d and the center of the first connection part 110d).
  • the length of the line segment connecting In other words, the distance A is a vertical distance between the first connecting portion 110c and the first connecting portion 110d, and is also a vertical distance between the second connecting portion 120c and the second connecting portion 120d.
  • the distance B is a horizontal distance between the first connection portion 110c and the first connection portion 110d, and is also a horizontal distance between the second connection portion 120c and the second connection portion 120d.
  • the distance A and the distance B are different lengths. In the example shown in FIG. 2, the length distance A> the distance B is set. However, the distance B> the distance A may be set.
  • the first contact portion 110a and the second contact portion 120a are formed in a pad shape by a conductive fiber having a surface coated with a metal such as silver, carbon, or a conductive organic material. Thereby, favorable contact property with skin can be ensured while having conductivity. As shown in FIGS. 1A and 1B, when the user wears the wear 100, the first contact part 110a is arranged on the right side, and the second contact part 120a is located on the left side. Be placed.
  • the first wiring part 110b and the second wiring part 120b are also formed of conductive fibers in the same manner as the first contact part 110a and the second contact part 120a.
  • it may be formed with a metal lead wire or the like.
  • the first connection portions 110c and 110d and the second connection portions 120c and 120d are formed of metallic buttons, hooks, or the like so that electrical connection with the biosensor device 200, which is the attachment / detachment partner, can be freely made. Or a metal material having magnetic attraction.
  • the biosensor device 200 includes first device electrodes 210c and 210d and second device electrodes 220c and 220d, as shown in FIG.
  • the first device electrode 210c is the first connection portion 110c of the wear 100
  • the first device electrode 210d is the first connection portion 110d
  • the second device electrode 220c is the second connection portion 120c
  • the second The device electrode 220d is mechanically and electrically connected to the second connecting portion 120d with a detachable structure.
  • the arrangement of the first device electrodes 210c and 210d and the second device electrodes 220c and 220d of the biosensor device 200 is the arrangement of the first connection portions 110c and 110d and the second connection portions 120c and 120d of the wear 100. Is the same.
  • the biosensor device 200 has a function of performing arithmetic processing and communication of an electrocardiogram signal detected via the first wear electrode 110 and the second wear electrode 120.
  • the wear 100 and the biosensor device 200 are integrated to constitute a system for detecting an electrocardiogram derived from the heartbeat of the user wearing the wear 100.
  • the second wear electrode 120 has a positive electrical polarity
  • the first wear electrode 110 has a negative electrical polarity. Therefore, if the electrical polarity of the biosensor device 200 attached to the wear 100 does not match the electrical polarity of the first wear electrode 110 and the second wear electrode 120, the biosensor device 200 obtains correct electrocardiogram information. I can't.
  • the first device electrodes 210c and 210d and the second device electrodes 220c and 220d of the biosensor device 200 of the present disclosure are arranged on the circle C1 at intervals other than equal intervals. Further, the first device electrode 210c, the first device electrode 210d, the second device electrode 220c, and the second device electrode 220d are arranged point-symmetrically with respect to the center O of the circle C1. As a result, correct electrocardiographic information can always be obtained without the user being particularly aware of the direction in which the biosensor device 200 is mounted on the wear 100.
  • FIG. 3 is an electrical configuration diagram of the electrodes on the wear 100 and the biosensor device 200.
  • the biosensor device 200 includes a circuit for electrically processing an electrocardiogram signal. That is, the biosensor device 200 includes a first device electrode 210c, 210d, a second device electrode 220c, 220d, an AFE (Analog Front End) circuit 230 that performs analog signal processing, a CPU 240 that performs digital arithmetic processing, and other devices. And a communication unit 250 that performs data communication, a power supply unit (not shown), and the like.
  • AFE Analog Front End
  • the first contact part 110a is connected to the first connection parts 110c and 110d via the first wiring part 110b.
  • the second contact portion 120a is connected to the second connection portions 120c and 120d via the second wiring portion 120b.
  • the first device electrodes 210 c and 210 d and the second device electrodes 220 c and 220 d are connected to the AFE circuit 230.
  • the first device electrodes 210c and 210d are used. May be electrically connected or not connected to each other in the biosensor device 200.
  • the second device electrode 220c, 220d may be either connected or not electrically connected to each other in the biosensor device 200.
  • both the first device electrodes 210 c and 210 d are electrically connected to the AFE circuit 230 in the biosensor device 200, the first connection portions 110 c and 110 d are connected to the wear 100. It does not matter whether they are electrically connected to each other or not.
  • the second connection portions 120 c and 120 d are mutually connected in the wear 100. It does not matter whether it is electrically connected or not.
  • An electrocardiographic signal emitted from the human body is formed on the wear 100 and detected at the first contact portion 110a and the second contact portion 120a that come into contact with the human body.
  • the detected electrocardiogram signal is transmitted to the first connection parts 110c and 110d and the second connection parts 120c and 120d via the first wiring part 110b and the second wiring part 120b.
  • the electrocardiographic signals are the first device electrodes 210c, 210d and the second device of the biosensor device 200 connected to the first connection portions 110c and 110d and the second connection portions 120c and 120d. It flows into the AFE circuit 230 through the electrodes 220c and 220d.
  • the AFE circuit 230 performs analog filter processing, amplification processing, and the like on the input electrocardiogram signal. Thereafter, the AFE circuit 230 AD converts the electrocardiogram signal from an analog signal to a digital signal, and sends the digitized electrocardiogram signal to the CPU 240.
  • the CPU 240 performs digital filter processing and various other digital arithmetic processing on the digitized electrocardiogram signal. Thereafter, the CPU 240 sends the digitally processed electrocardiogram signal to the communication unit 250.
  • the communication unit 250 includes a wireless communication unit such as Bluetooth (registered trademark) or WiFi, or a wired communication unit such as USB.
  • the communication unit 250 transmits the digitally processed electrocardiogram signal to an external device having a display unit and the like.
  • the external device that has received the digitally processed ECG signal draws and displays the ECG waveform on the display unit.
  • the communication unit 250 may transmit the electrocardiogram signal to the image device in real time, or may transmit the electrocardiogram signal data recorded in the memory as necessary.
  • a power supply unit (not shown) supplies power so that the AFE circuit 230, the CPU 240, and the communication unit 250 can be electrically driven.
  • a battery is used as the power supply unit from the viewpoint of noise suppression and portability, but a power supply configuration using an AC adapter or the like may be used.
  • the electrocardiogram waveform has a shape as shown in FIG. 4 and has a plus or minus polarity. Therefore, when the biosensor device 200 does not detect an electrocardiogram signal with the correct polarity, the polarity of the electrocardiogram waveform is reversed, resulting in inadequate electrical processing within the biosensor device 200 or communication. There is a problem that the polarity of the electrocardiogram waveform displayed on the external device is reversed.
  • electrode pairs having the same polarity are arranged point-symmetrically on the same circle, and the normal direction and the normal direction are 180 degrees. It cannot be structurally installed except in different directions. Moreover, even if it is attached in a direction different from the normal direction by 180 degrees, the polarity of the electrode is the same as that in the normal direction, so that the electrocardiogram signal sent from the wear 100 to the biosensor device 200 is always correct. Polarity.
  • the CPU 240 can process the electrocardiogram waveform based on the correct polarity regardless of which direction the biosensor device 200 is connected to the wear 100, the user can attach the biosensor device 200 to the wear 100. The troublesomeness of worrying about the direction when wearing the device can be eliminated.
  • FIG. 5 is an enlarged view of the wear 101 and the electrodes of the biosensor device 201 according to the electrocardiogram detection system 11 of the second embodiment.
  • the same components as those in the first embodiment are denoted by the same reference numerals, and description thereof is omitted.
  • the first wear electrode 121 of the wear 101 and the second device electrodes 221c and 221d of the biosensor device 201 are different from the first embodiment. That is, the second connection portions 121c and 121d and the second device electrodes 221c and 221d are arranged on a circle C2 having a concentric circle having the same center O as the circle C1 and having a smaller radius than the circle C1.
  • the second connection parts 121c and 121d and the second device electrodes 221c and 221d are arranged point-symmetrically with respect to the circle C1 and the center O. And when attaching the biosensor apparatus 201 to the wear 101, the 2nd connection part 121c and the 2nd apparatus electrode 221c are connected, and the 2nd connection part 121d and the 2nd apparatus electrode 221d are connected.
  • the electrical configuration of the wear 101 and the biosensor device 201 is the same as that of FIG. 3 of the first embodiment, except that the second connection portions 120c and 120d and the second device electrodes 220c and 220d are respectively connected to the second connection portion 121c, 121d and second device electrodes 221c and 221d.
  • the electrodes having the same polarity are connected even if the mounting direction is different by 180 degrees.
  • the polarity will not be installed by mistake. Therefore, the electrocardiogram signal sent from the wear 101 to the biosensor device 201 always has the correct polarity.
  • the second connection portions 121c and 121d and the second device electrodes 221c and 221d have a smaller radius than the first connection portions 110c and 110d and the first device electrodes 210c and 210d.
  • the first connecting portion and the first device electrode may be arranged on concentric circles having a small radius with respect to the second connecting portion and the second device electrode.
  • the second connection portions 121c and 121d and the second device electrodes 221c and 221d are moved in the circumferential direction of the circle C2, so that the first connection portion 110c and the first connection portion are moved.
  • FIG. 6 is an enlarged view of the electrodes of the wear 102 and the biosensor device 202 according to the electrocardiogram detection system 12 of the third embodiment.
  • the same components as those in the first embodiment are denoted by the same reference numerals, and description thereof is omitted.
  • the arrangement of the second wear electrode 122 of the wear 102 and the second device electrode 222c of the biosensor device 202 is different from the first embodiment.
  • One second connection portion and one second device electrode are provided, and as shown in FIG. 6, the second connection portion 122c and the second device electrode 222c are arranged at the center O of the circle C1. That is, the first connection portions 110c and 110d and the second connection portion 122c of the wear 102 and the first device electrodes 210c and 210d and the second device electrode 222c of the biosensor device 202 are arranged in a straight line.
  • the 2nd connection part 121c and the 2nd apparatus electrode 221c are connected.
  • the electrical configuration of the wear 102 and the biosensor device 202 is the same as that of FIG. 3 of the first embodiment except that the second connection portion 120d and the second device electrode 220d are deleted, and the second connection portion 120c and the second sensor electrode 202d.
  • the device electrode 220c is replaced with a second connection portion 122c and a second device electrode 222c, respectively.
  • the electrodes of the same polarity are connected to each other even if the mounting direction is 180 degrees different. There is no wrong mounting. Therefore, the electrocardiogram signal sent from the wear 102 to the biosensor device 202 always has the correct polarity.
  • the second connection portion 121c and the second device electrode 221c are arranged at the center 0 with respect to the first connection portions 110c and 110d and the first device electrodes 210c and 210d.
  • the first connection portion and the first device electrode can be arranged at the center 0 with respect to the second connection portion and the second device electrode.
  • the first connection portions 110c and 110d and the first device electrodes 210c and 210d are spaced apart by a horizontal distance B, but the horizontal distance B may be zero. That is, the first connection portions 110c and 110d and the second connection portion 122c of the wear 102, and the first device electrodes 210c and 210d and the second device electrode 222c of the biosensor device 202 are in a straight line, respectively. Placed in.
  • Embodiments 1 to 3 have been described as examples of the technology disclosed in the present application.
  • the technology in the present disclosure is not limited to this, and can also be applied to an embodiment in which changes, replacements, additions, omissions, and the like are appropriately performed.
  • the form of the shirt is exemplified as the wear, but the present disclosure is not limited to this. That is, the wear is not in the form of a shirt, but may be in other forms such as pants, tights, and socks.
  • the biosensor device 200 that processes an electrocardiographic waveform is illustrated, but the present disclosure is not limited thereto. That is, any detachable device can be deployed to a detachable device other than the biosensor device 200.
  • the electrode device according to the present disclosure is not limited to application to a biosensor device, and can be applied to various devices that require attachment / detachment.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth 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)
  • Cardiology (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)

Abstract

L'invention concerne un dispositif d'électrode qui comprend : un premier élément ayant, disposé sur ce dernier, un premier ensemble d'électrodes configuré à partir d'une première paire d'électrodes ayant la même polarité électrique et d'une seconde paire d'électrodes ayant une polarité électrique différente de la première paire d'électrodes; et un second élément ayant un second ensemble d'électrodes disposé sur ce dernier de façon à correspondre à l'agencement du premier ensemble d'électrodes. Le premier ensemble d'électrodes et le second ensemble d'électrodes sont librement détachables l'un de l'autre. Chacune de la première paire d'électrodes et de la seconde paire d'électrodes sont agencées de façon à obtenir une symétrie de point par rapport au même point central. Les électrodes individuelles constituant la première paire d'électrodes et la seconde paire d'électrodes sont agencées à des intervalles irréguliers dans une forme de cercle concentrique.
PCT/JP2016/000297 2015-01-26 2016-01-21 Dispositif d'électrode WO2016121349A1 (fr)

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JP2015-012073 2015-01-26
JP2015012073 2015-01-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2018043686A1 (ja) * 2016-08-31 2019-06-27 京セラ株式会社 センサ装置およびそれを用いた検出方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0254183U (fr) * 1988-10-12 1990-04-19
JPH0844834A (ja) * 1994-07-26 1996-02-16 Nec Corp カード部一体型電子機器
JP2014200270A (ja) * 2013-04-01 2014-10-27 株式会社東芝 心電計測装置、心電計測方法、及び心電計測プログラム
JP2015201180A (ja) * 2014-03-24 2015-11-12 ノキア テクノロジーズ オサケユイチア Ｕｓｂタイプｃデバイスの接続

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0254183U (fr) * 1988-10-12 1990-04-19
JPH0844834A (ja) * 1994-07-26 1996-02-16 Nec Corp カード部一体型電子機器
JP2014200270A (ja) * 2013-04-01 2014-10-27 株式会社東芝 心電計測装置、心電計測方法、及び心電計測プログラム
JP2015201180A (ja) * 2014-03-24 2015-11-12 ノキア テクノロジーズ オサケユイチア Ｕｓｂタイプｃデバイスの接続

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MJ MUSEN TO JIKKEN, vol. 90, no. 6, 1 June 2003 (2003-06-01), pages 80 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2018043686A1 (ja) * 2016-08-31 2019-06-27 京セラ株式会社 センサ装置およびそれを用いた検出方法

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