ATE255362T1 - Vorrichtung zur detektion von dc biopotentialen - Google Patents

Vorrichtung zur detektion von dc biopotentialen

Info

Publication number
ATE255362T1
ATE255362T1 AT96912853T AT96912853T ATE255362T1 AT E255362 T1 ATE255362 T1 AT E255362T1 AT 96912853 T AT96912853 T AT 96912853T AT 96912853 T AT96912853 T AT 96912853T AT E255362 T1 ATE255362 T1 AT E255362T1
Authority
AT
Austria
Prior art keywords
test
biopotential
digital
analog
signals
Prior art date
Application number
AT96912853T
Other languages
English (en)
Inventor
Mark L Faupel
Charles Leonard Gordon
John D Stephens
Seth D Nathanson
Original Assignee
Biofield Corp
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 Biofield Corp filed Critical Biofield Corp
Application granted granted Critical
Publication of ATE255362T1 publication Critical patent/ATE255362T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/2415—Measuring direct current [DC] or slowly varying biopotentials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0531—Measuring skin impedance
    • 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
    • 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]
    • A61B5/282—Holders for multiple electrodes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/045—Combinations of networks
    • 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
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
    • A61B5/7267—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems involving training the classification device
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
    • G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Artificial Intelligence (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Evolutionary Computation (AREA)
  • Radiology & Medical Imaging (AREA)
  • Cardiology (AREA)
  • General Engineering & Computer Science (AREA)
  • Physiology (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Fuzzy Systems (AREA)
  • Computational Linguistics (AREA)
  • Data Mining & Analysis (AREA)
  • Computing Systems (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Dermatology (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
AT96912853T 1995-04-26 1996-04-25 Vorrichtung zur detektion von dc biopotentialen ATE255362T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/429,138 US5678547A (en) 1988-12-22 1995-04-26 Method and apparatus for screening or sensing bodily conditions using DC biopotentials
PCT/US1996/005331 WO1996033651A1 (en) 1995-04-26 1996-04-25 Apparatus for sensing bodily conditions

Publications (1)

Publication Number Publication Date
ATE255362T1 true ATE255362T1 (de) 2003-12-15

Family

ID=23701954

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96912853T ATE255362T1 (de) 1995-04-26 1996-04-25 Vorrichtung zur detektion von dc biopotentialen

Country Status (12)

Country Link
US (1) US5678547A (de)
EP (2) EP0831741B1 (de)
JP (1) JPH11504236A (de)
AT (1) ATE255362T1 (de)
AU (1) AU702900B2 (de)
BR (1) BR9608524A (de)
CA (1) CA2218870A1 (de)
DE (1) DE69630952T2 (de)
DK (1) DK0831741T3 (de)
ES (1) ES2208741T3 (de)
PT (1) PT831741E (de)
WO (1) WO1996033651A1 (de)

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US6208983B1 (en) 1998-01-30 2001-03-27 Sarnoff Corporation Method and apparatus for training and operating a neural network for detecting breast cancer
WO1999053627A1 (en) 1998-04-10 1999-10-21 Chrimar Systems, Inc. Doing Business As Cms Technologies System for communicating with electronic equipment on a network
IL125053A (en) * 1998-06-22 2004-07-25 Sorin T Teich A method for detecting inflammatory and malignant processes in mammals
DE69923183T2 (de) * 1998-07-06 2006-02-23 Pastor, Aleksander Gerät zur feststellung von hautimpedanzveränderungen
ATE392180T1 (de) 1999-01-13 2008-05-15 Cytyc Corp Identifikation duktaler öffnungen mittels charakteristischem elektrischen signal
US6488689B1 (en) 1999-05-20 2002-12-03 Aaron V. Kaplan Methods and apparatus for transpericardial left atrial appendage closure
US7499745B2 (en) * 2000-02-28 2009-03-03 Barbara Ann Karmanos Cancer Institute Multidimensional bioelectrical tissue analyzer
DE10119527A1 (de) 2001-04-12 2002-11-07 Sitec Sensortechnik Gmbh Verfahren zur mobilen oder stationären Erfassung von Körperfunktions- und Stoffwechseldaten eines lebenden Körpers und Einrichtung zur Durchführung des Verfahrens
US7044911B2 (en) * 2001-06-29 2006-05-16 Philometron, Inc. Gateway platform for biological monitoring and delivery of therapeutic compounds
US7610104B2 (en) * 2002-05-10 2009-10-27 Cerebral Vascular Applications, Inc. Methods and apparatus for lead placement on a surface of the heart
US7630759B2 (en) 2002-05-20 2009-12-08 Epi-Sci, Llc Method and system for detecting electrophysiological changes in pre-cancerous and cancerous breast tissue and epithelium
US6866639B2 (en) * 2002-09-23 2005-03-15 Everest Biomedical Instruments Handheld low voltage testing device
US8594764B2 (en) * 2003-03-07 2013-11-26 Jon Rice Device and method for assessing the electrical potential of cells and method for manufacture of same
ES2700851T3 (es) 2003-10-09 2019-02-19 Sentreheart Inc Aparato para el ligado de tejido
WO2006110734A2 (en) 2005-04-07 2006-10-19 Sentreheart, Inc. Apparatus and method for the ligation of tissue
US7738951B2 (en) 2006-07-28 2010-06-15 Medtronic, Inc. Prioritized multicomplexor sensing circuit
WO2008121278A2 (en) 2007-03-30 2008-10-09 Sentreheart, Inc. Devices, systems, and methods for closing the left atrial appendage
ES2628732T3 (es) 2007-09-20 2017-08-03 Sentreheart, Inc. Dispositivos y métodos para el manejo remoto de suturas.
CN102448383B (zh) 2009-04-01 2015-03-04 森特莱哈尔特公司 组织结扎装置及其控制器
EP2558007A4 (de) 2010-04-13 2017-11-29 Sentreheart, Inc. Verfahren und vorrichtungen zum zugriff auf das herz und zur abgabe von vorrichtungen
US9061140B2 (en) 2010-10-13 2015-06-23 Boston Scientific Neuromodulation Corporation Sample and hold circuitry for monitoring voltages in an implantable neurostimulator
CN106974692B (zh) 2011-06-08 2021-06-01 森特里心脏股份有限公司 组织结扎装置及其张紧装置
CA2902064C (en) 2013-03-12 2021-06-01 Sentreheart, Inc. Tissue ligation devices and methods therefor
US20150335288A1 (en) 2013-06-06 2015-11-26 Tricord Holdings, Llc Modular physiologic monitoring systems, kits, and methods
WO2015066549A1 (en) 2013-10-31 2015-05-07 Sentreheart, Inc. Devices and methods for left atrial appendage closure
DE102013022090A1 (de) * 2013-12-16 2015-06-18 Seca Ag Multifunktionsmessvorrichtung und Verfahren zur Ermittlung und Auswertung verschiedener Messsignale eines biologischen Subjektes
DE102014015896B4 (de) * 2014-10-28 2026-02-19 Drägerwerk AG & Co. KGaA Einrichtung zur Erfassung von elektrischen Potentialen
WO2016154488A2 (en) 2015-03-24 2016-09-29 Sentreheart, Inc. Tissue ligation devices and methods therefor
AU2016238332B2 (en) 2015-03-24 2020-05-07 Atricure, Inc. Devices and methods for left atrial appendage closure
AU2017223996B2 (en) 2016-02-26 2022-02-10 Atricure, Inc. Devices and methods for left atrial appendage closure
EP3553538B1 (de) 2018-04-13 2021-03-10 Nokia Technologies Oy Vorrichtung, elektronische vorrichtung und verfahren zur impedanzschätzung
US11571159B1 (en) * 2020-07-23 2023-02-07 Meta Platforms Technologies, Llc Floating biopotential samplings

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US4328809A (en) * 1976-09-24 1982-05-11 Barry Herbert Hirschowitz Device and method for detecting the potential level of the electromagnetic field of a living organism
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US4557271A (en) * 1983-05-11 1985-12-10 Stoller Kenneth P Method and apparatus for detecting body illness, dysfunction, disease and/or pathology
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US5038782A (en) * 1986-12-16 1991-08-13 Sam Technology, Inc. Electrode system for brain wave detection
SE456067B (sv) 1987-08-27 1988-09-05 Roland Andersson Langsmalt bandage med en mittendel och tva festendar
EP0335977A4 (de) * 1987-09-19 1990-01-08 Kawabe Jiro Verfahren zum messen eines biopotentials.
US5099844A (en) * 1988-12-22 1992-03-31 Biofield Corp. Discriminant function analysis method and apparatus for disease diagnosis and screening
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US5146926A (en) * 1990-10-26 1992-09-15 Massachusetts Institute Of Technology Method and apparatus for imaging electrical activity in a biological system
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Also Published As

Publication number Publication date
EP0831741B1 (de) 2003-12-03
AU5553196A (en) 1996-11-18
DK0831741T3 (da) 2004-04-13
CA2218870A1 (en) 1996-10-31
AU702900B2 (en) 1999-03-11
EP0831741A4 (de) 2000-03-01
BR9608524A (pt) 1999-06-15
MX9708221A (es) 1998-06-30
DE69630952D1 (de) 2004-01-15
EP1308127A1 (de) 2003-05-07
EP0831741A1 (de) 1998-04-01
WO1996033651A1 (en) 1996-10-31
US5678547A (en) 1997-10-21
DE69630952T2 (de) 2004-10-21
ES2208741T3 (es) 2004-06-16
PT831741E (pt) 2004-04-30
JPH11504236A (ja) 1999-04-20

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