DK0831741T3 - Apparat til detektering af DC-biopotentialer - Google Patents

Apparat til detektering af DC-biopotentialer

Info

Publication number
DK0831741T3
DK0831741T3 DK96912853T DK96912853T DK0831741T3 DK 0831741 T3 DK0831741 T3 DK 0831741T3 DK 96912853 T DK96912853 T DK 96912853T DK 96912853 T DK96912853 T DK 96912853T DK 0831741 T3 DK0831741 T3 DK 0831741T3
Authority
DK
Denmark
Prior art keywords
test
biopotential
digital
analog
signals
Prior art date
Application number
DK96912853T
Other languages
Danish (da)
English (en)
Inventor
Mark L Faupel
John D Stephens
Charles Leonard Gordon
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 DK0831741T3 publication Critical patent/DK0831741T3/da

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; CALCULATING OR 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)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Public Health (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (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)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
DK96912853T 1995-04-26 1996-04-25 Apparat til detektering af DC-biopotentialer DK0831741T3 (da)

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 (fr) 1995-04-26 1996-04-25 Appareil de detection des etats somatiques

Publications (1)

Publication Number Publication Date
DK0831741T3 true DK0831741T3 (da) 2004-04-13

Family

ID=23701954

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96912853T DK0831741T3 (da) 1995-04-26 1996-04-25 Apparat til detektering af DC-biopotentialer

Country Status (12)

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

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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 (fr) 1998-04-10 1999-10-21 Chrimar Systems, Inc. Doing Business As Cms Technologies Systeme de communication avec un equipement electronique sur un reseau
IL125053A (en) * 1998-06-22 2004-07-25 Sorin T Teich A method for detecting inflammatory and malignant processes in mammals
BR9911866A (pt) * 1998-07-06 2002-01-29 Aleksander Pastor Aparelho para avaliação de variações de impedância de pele
US6314315B1 (en) 1999-01-13 2001-11-06 Pro Duct Health, Inc. Ductal orifice identification by characteristic electrical 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
JP5074765B2 (ja) 2003-10-09 2012-11-14 センターハート・インコーポレイテッド 組織の結紮のための装置及び方法
WO2006110734A2 (fr) 2005-04-07 2006-10-19 Sentreheart, Inc. Procede et dispositif de ligature de tissus
US7738951B2 (en) 2006-07-28 2010-06-15 Medtronic, Inc. Prioritized multicomplexor sensing circuit
PL2142107T3 (pl) 2007-03-30 2013-06-28 Sentreheart Inc Urządzenia i układy do zamykania uszka lewego przedsionka
CA2700261C (fr) 2007-09-20 2016-02-09 Sentreheart, Inc. Dispositifs et procedes de traitement de suture a distance
CN104688284B9 (zh) 2009-04-01 2018-03-09 森特莱哈尔特公司 组织结扎装置及其控制器
WO2011129893A1 (fr) 2010-04-13 2011-10-20 Sentreheart, Inc. Procédés et dispositifs pour traiter la fibrillation auriculaire
US9061140B2 (en) 2010-10-13 2015-06-23 Boston Scientific Neuromodulation Corporation Sample and hold circuitry for monitoring voltages in an implantable neurostimulator
CN103747751B (zh) 2011-06-08 2016-12-28 森特里心脏股份有限公司 组织结扎装置及其张紧装置
EP3378416B1 (fr) 2013-03-12 2020-07-29 Sentreheart, Inc. Dispositifs de ligature de tissus
US20150335288A1 (en) * 2013-06-06 2015-11-26 Tricord Holdings, Llc Modular physiologic monitoring systems, kits, and methods
EP3062711B1 (fr) 2013-10-31 2023-06-21 AtriCure, Inc. Dispositifs d'occlusion l'appendice auriculaire gauche
DE102013022090A1 (de) * 2013-12-16 2015-06-18 Seca Ag Multifunktionsmessvorrichtung und Verfahren zur Ermittlung und Auswertung verschiedener Messsignale eines biologischen Subjektes
DE102014015896A1 (de) * 2014-10-28 2016-04-28 Drägerwerk AG & Co. KGaA Einrichtung zur Erfassung von elektrischen Potentialen
EP4285843A3 (fr) 2015-03-24 2024-05-22 AtriCure, Inc. Dispositifs de ligature de tissu
CN107530070B (zh) 2015-03-24 2021-09-28 森特里心脏股份有限公司 用于左心耳闭合的装置和方法
EP3419531B1 (fr) 2016-02-26 2024-04-03 AtriCure, Inc. Dispositifs de fermeture d'appendice auriculaire gauche
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
US4407300A (en) * 1980-07-14 1983-10-04 Davis Robert E Potentiometric diagnosis of cancer in vivo
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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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Also Published As

Publication number Publication date
AU702900B2 (en) 1999-03-11
WO1996033651A1 (fr) 1996-10-31
MX9708221A (es) 1998-06-30
EP1308127A1 (fr) 2003-05-07
EP0831741B1 (fr) 2003-12-03
CA2218870A1 (fr) 1996-10-31
BR9608524A (pt) 1999-06-15
DE69630952T2 (de) 2004-10-21
JPH11504236A (ja) 1999-04-20
DE69630952D1 (de) 2004-01-15
ES2208741T3 (es) 2004-06-16
AU5553196A (en) 1996-11-18
US5678547A (en) 1997-10-21
EP0831741A4 (fr) 2000-03-01
EP0831741A1 (fr) 1998-04-01
PT831741E (pt) 2004-04-30
ATE255362T1 (de) 2003-12-15

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