CA2851526C - Apparatuses, systems and methods for biopotential sensing with dry electrodes - Google Patents

Apparatuses, systems and methods for biopotential sensing with dry electrodes Download PDF

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Publication number
CA2851526C
CA2851526C CA2851526A CA2851526A CA2851526C CA 2851526 C CA2851526 C CA 2851526C CA 2851526 A CA2851526 A CA 2851526A CA 2851526 A CA2851526 A CA 2851526A CA 2851526 C CA2851526 C CA 2851526C
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Canada
Prior art keywords
membrane
subject
conductive medium
electrode
dry
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Active
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CA2851526A
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English (en)
French (fr)
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CA2851526A1 (en
Inventor
Yu Mike Chi
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COGNIONICS Inc
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COGNIONICS Inc
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Publication of CA2851526A1 publication Critical patent/CA2851526A1/en
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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
    • A61B5/251—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
    • A61B5/263—Bioelectric electrodes therefor characterised by the electrode materials
    • A61B5/266—Bioelectric electrodes therefor characterised by the electrode materials containing electrolytes, conductive gels or pastes
    • 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
    • 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
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/0404—Electrodes for external use
    • A61N1/0472—Structure-related aspects

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Electrotherapy Devices (AREA)
CA2851526A 2011-10-19 2012-10-19 Apparatuses, systems and methods for biopotential sensing with dry electrodes Active CA2851526C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161548988P 2011-10-19 2011-10-19
US61/548,988 2011-10-19
PCT/US2012/061210 WO2013059739A1 (en) 2011-10-19 2012-10-19 Apparatuses, systems and methods for biopotential sensing with dry electrodes

Publications (2)

Publication Number Publication Date
CA2851526A1 CA2851526A1 (en) 2013-04-25
CA2851526C true CA2851526C (en) 2019-06-04

Family

ID=48136523

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2851526A Active CA2851526C (en) 2011-10-19 2012-10-19 Apparatuses, systems and methods for biopotential sensing with dry electrodes

Country Status (6)

Country Link
US (1) US8798710B2 (cg-RX-API-DMAC7.html)
EP (1) EP2768383B1 (cg-RX-API-DMAC7.html)
JP (1) JP6215215B2 (cg-RX-API-DMAC7.html)
CN (1) CN103997957B (cg-RX-API-DMAC7.html)
CA (1) CA2851526C (cg-RX-API-DMAC7.html)
WO (1) WO2013059739A1 (cg-RX-API-DMAC7.html)

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EP2773779B1 (en) 2011-11-04 2020-10-14 Population Bio, Inc. Methods and compositions for diagnosing, prognosing, and treating neurological conditions
US10407724B2 (en) 2012-02-09 2019-09-10 The Hospital For Sick Children Methods and compositions for screening and treating developmental disorders
US11850052B2 (en) 2014-01-28 2023-12-26 Medibotics Llc Dry EEG electrode for use on a hair-covered portion of a person's head
US12201427B2 (en) 2012-06-14 2025-01-21 Medibotics Llc Headband with brain activity sensors
DK2895621T3 (da) 2012-09-14 2020-11-30 Population Bio Inc Fremgangsmåder og sammensætning til diagnosticering, prognose og behandling af neurologiske tilstande
CN103300845B (zh) * 2013-06-17 2014-10-29 无锡交大联云科技有限公司 柔性薄膜心电干电极及其制造工艺
US11033235B2 (en) 2013-06-19 2021-06-15 Nimbleheart Inc. Method and apparatus for motion artifact reduction in ECG harness
CN103767704B (zh) * 2014-01-20 2015-08-26 上海交通大学 一种用于脑电测量的准干电极及其制备方法
US9980659B2 (en) 2014-09-26 2018-05-29 NeuroRex Inc. Bio-potential sensing materials as dry electrodes and devices
DE102014117908B4 (de) * 2014-12-04 2016-09-22 Ant Applied Neuroscience Technologies Gmbh Elektrode für Elektrostimulation
FR3039979B1 (fr) * 2015-08-11 2017-09-01 Bioserenity Procede de mesure d'un parametre electrophysiologique au moyen d'un capteur electrode capacitive de capacite controlee
KR101757203B1 (ko) * 2015-10-08 2017-07-12 (주)와이브레인 생체 신호 감지용 건식 전극 및 이를 제조하는 방법
CN105105747B (zh) * 2015-10-13 2017-09-29 京东方科技集团股份有限公司 脑电波量测装置及电极帽
US10653331B2 (en) * 2016-05-24 2020-05-19 Konan Medical Usa, Inc. Electrode sensor
KR102038120B1 (ko) 2016-12-02 2019-10-30 피손 테크놀로지, 인크. 신체 조직 전기 신호의 검출 및 사용
WO2019094609A1 (en) * 2017-11-09 2019-05-16 Cognionics, Inc. Low noise solid biopotential electrode
KR102511670B1 (ko) * 2018-02-01 2023-03-21 삼성전자주식회사 생체 정보를 감지하기 위한 전자 장치 및 그 제어 방법
CN109567800A (zh) * 2018-12-29 2019-04-05 深兰科技（上海）有限公司 脑电干电极及脑电采集设备
US12340627B2 (en) 2022-09-26 2025-06-24 Pison Technology, Inc. System and methods for gesture inference using computer vision
US12366923B2 (en) 2022-09-26 2025-07-22 Pison Technology, Inc. Systems and methods for gesture inference using ML model selection
US12366920B2 (en) 2022-09-26 2025-07-22 Pison Technology, Inc. Systems and methods for gesture inference using transformations
US12502110B2 (en) 2023-10-24 2025-12-23 Pison Technology, Inc. Systems and methods for determining physiological state based on surface biopotentials

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US3945384A (en) * 1972-11-03 1976-03-23 Medical Development Corporation Pump type syringe having double-acting piston construction
US3862633A (en) * 1974-05-06 1975-01-28 Kenneth C Allison Electrode
US4220159A (en) * 1976-04-23 1980-09-02 Biomedical International Company Electrode
US4526176A (en) * 1981-12-22 1985-07-02 Frantz Medical Development Ltd. Long-life biomedical application device, particularly electrode, and method of transferring electrical current
US4669479A (en) * 1985-08-21 1987-06-02 Spring Creek Institute, Inc. Dry electrode system for detection of biopotentials
US4865039A (en) * 1985-08-21 1989-09-12 Spring Creek Institute Dry electrode system for detection of biopotentials and dry electrode for making electrical and mechanical connection to a living body
US5415164A (en) * 1991-11-04 1995-05-16 Biofield Corp. Apparatus and method for screening and diagnosing trauma or disease in body tissues
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US5406945A (en) * 1993-05-24 1995-04-18 Ndm Acquisition Corp. Biomedical electrode having a secured one-piece conductive terminal
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Also Published As

Publication number Publication date
JP2014532455A (ja) 2014-12-08
JP6215215B2 (ja) 2017-10-18
US8798710B2 (en) 2014-08-05
EP2768383B1 (en) 2022-06-15
EP2768383A1 (en) 2014-08-27
EP2768383A4 (en) 2016-05-04
CN103997957A (zh) 2014-08-20
US20130102874A1 (en) 2013-04-25
CN103997957B (zh) 2016-03-30
WO2013059739A1 (en) 2013-04-25
CA2851526A1 (en) 2013-04-25

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