JP7395624B2 - 生体電極 - Google Patents
生体電極 Download PDFInfo
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- JP7395624B2 JP7395624B2 JP2021575675A JP2021575675A JP7395624B2 JP 7395624 B2 JP7395624 B2 JP 7395624B2 JP 2021575675 A JP2021575675 A JP 2021575675A JP 2021575675 A JP2021575675 A JP 2021575675A JP 7395624 B2 JP7395624 B2 JP 7395624B2
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- 229920001971 elastomer Polymers 0.000 claims description 19
- 230000007423 decrease Effects 0.000 claims description 7
- 229920002379 silicone rubber Polymers 0.000 description 9
- 210000004556 brain Anatomy 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 239000004945 silicone rubber Substances 0.000 description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 6
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 239000002923 metal particle Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 210000004761 scalp Anatomy 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000004944 Liquid Silicone Rubber Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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
- A61B5/263—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
-
- 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
- A61B5/265—Bioelectric electrodes therefor characterised by the electrode materials containing silver or silver chloride
-
- 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
- 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
- A61B2562/0215—Silver or silver chloride containing
-
- 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
- A61B2562/04—Arrangements of multiple sensors of the same type
- A61B2562/046—Arrangements of multiple sensors of the same type in a matrix array
-
- 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
- A61B2562/12—Manufacturing methods specially adapted for producing sensors for in-vivo measurements
- A61B2562/125—Manufacturing methods specially adapted for producing sensors for in-vivo measurements characterised by the manufacture of electrodes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/251—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
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/291—Bioelectric electrodes therefor specially adapted for particular uses for electroencephalography [EEG]
Landscapes
- 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)
Description
信号を入力し、入力された生体信号の加工、表示及び/又は解析などを行うための装置であり、特に制限されないが、例えば、脳波測定装置、ウエアラブル情報機器及び健康モニタリング機器が該当する。
Claims (3)
- 被験者の身体に接触させる複数の電極部を有する導電性ゴム製の電極部材を含み、
前記複数の電極部は、前記電極部材の電極部形成面に突出形成されているとともに前記電極部形成面上に円状又は同心円状に配置され、
前記複数の電極部のそれぞれは、基端部から先端部に向かって横断面積が徐々に小さくなり且つ前記複数の電極部の配置中心から見て前記先端部の横断面の中心が前記基端部の横断面の中心よりも径方向外側に位置するように形成されており、
前記複数の電極部のそれぞれにおいて、前記基端部の横断面の中心と前記先端部の横断面の中心とを結ぶ仮想直線は、前記基端部から前記先端部に向かうほど前記配置中心を通る前記電極部形成面の垂線から離れるように傾斜しており、
前記複数の電極部のそれぞれは、頂点が丸められた斜円錐状の形状を有し、
前記複数の電極部のそれぞれにおいて、前記配置中心から最も離れた位置にある母線は前記電極部形成面に垂直である、
生体電極。 - 前記複数の電極部のそれぞれは、前記電極部形成面上の一つの仮想円又は複数の仮想同心円の円周上に位置するように配置されている、請求項1に記載の生体電極。
- 支持部材と、
前記支持部材に支持される被支持部と、前記被支持部から前記支持部材とは反対側に突出して設けられて被験者の身体に接触させる複数の電極部と、を有する導電性ゴム製の電極部材と、
前記電極部材を外部と電気的に接続するためのコネクタであって、一部が前記電極部材の前記被支持部に埋設されるとともに前記支持部材を貫通して延びて前記支持部材の前記電極部材とは反対側の面上に外部との接続部が位置するように構成されている前記コネクタと、
を含み、
前記複数の電極部は、前記被支持部の電極部形成面上に円状又は同心円状に配置され、
前記複数の電極部のそれぞれは、基端部から先端部に向かって横断面積が徐々に小さくなり且つ前記複数の電極部の配置中心から見て前記先端部の横断面の中心が前記基端部の横断面の中心よりも径方向外側に位置するように形成されており、
前記複数の電極部のそれぞれにおいて、前記基端部の横断面の中心と前記先端部の横断面の中心とを結ぶ仮想直線は、前記基端部から前記先端部に向かうほど前記配置中心を通る前記電極部形成面の垂線から離れるように傾斜しており、
前記複数の電極部のそれぞれは、頂点が丸められた斜円錐状の形状を有し、
前記複数の電極部のそれぞれにおいて、前記配置中心から最も離れた位置にある母線は前記電極部形成面に垂直である、
生体電極。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020019690 | 2020-02-07 | ||
JP2020019690 | 2020-02-07 | ||
PCT/JP2021/000648 WO2021157287A1 (ja) | 2020-02-07 | 2021-01-12 | 生体電極 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2021157287A1 JPWO2021157287A1 (ja) | 2021-08-12 |
JP7395624B2 true JP7395624B2 (ja) | 2023-12-11 |
Family
ID=77200507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021575675A Active JP7395624B2 (ja) | 2020-02-07 | 2021-01-12 | 生体電極 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20230069007A1 (ja) |
EP (1) | EP4101382A4 (ja) |
JP (1) | JP7395624B2 (ja) |
CN (1) | CN114901144A (ja) |
WO (1) | WO2021157287A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017074370A (ja) | 2015-10-13 | 2017-04-20 | ニッタ株式会社 | 脳波測定用電極 |
US20170135596A1 (en) | 2014-06-28 | 2017-05-18 | Suzhou Greentek Pty. Ltd. | Bioelectrical Signal Sensor |
WO2018230445A1 (ja) | 2017-06-16 | 2018-12-20 | Nok株式会社 | 生体電極 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104287727A (zh) * | 2014-09-28 | 2015-01-21 | 青岛柏恩鸿泰电子科技有限公司 | 弹性干式软电极 |
KR102361026B1 (ko) * | 2014-11-20 | 2022-02-08 | 삼성전자주식회사 | 생체신호 측정 장치 |
JP6927632B2 (ja) * | 2017-04-11 | 2021-09-01 | ニッタ株式会社 | 脳波測定用電極 |
US20190150838A1 (en) * | 2017-07-17 | 2019-05-23 | Devon Greco | Method and apparatus for measurement and visual feedback of physiologic signals through headworn device |
WO2019094609A1 (en) * | 2017-11-09 | 2019-05-16 | Cognionics, Inc. | Low noise solid biopotential electrode |
-
2021
- 2021-01-12 EP EP21751301.9A patent/EP4101382A4/en active Pending
- 2021-01-12 WO PCT/JP2021/000648 patent/WO2021157287A1/ja unknown
- 2021-01-12 CN CN202180007769.4A patent/CN114901144A/zh active Pending
- 2021-01-12 JP JP2021575675A patent/JP7395624B2/ja active Active
- 2021-01-12 US US17/796,944 patent/US20230069007A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20170135596A1 (en) | 2014-06-28 | 2017-05-18 | Suzhou Greentek Pty. Ltd. | Bioelectrical Signal Sensor |
JP2017074370A (ja) | 2015-10-13 | 2017-04-20 | ニッタ株式会社 | 脳波測定用電極 |
WO2018230445A1 (ja) | 2017-06-16 | 2018-12-20 | Nok株式会社 | 生体電極 |
Also Published As
Publication number | Publication date |
---|---|
EP4101382A4 (en) | 2024-03-13 |
WO2021157287A1 (ja) | 2021-08-12 |
US20230069007A1 (en) | 2023-03-02 |
CN114901144A (zh) | 2022-08-12 |
JPWO2021157287A1 (ja) | 2021-08-12 |
EP4101382A1 (en) | 2022-12-14 |
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