DE69212481T2 - Impedanz-tomographie - Google Patents

Impedanz-tomographie

Info

Publication number
DE69212481T2
DE69212481T2 DE69212481T DE69212481T DE69212481T2 DE 69212481 T2 DE69212481 T2 DE 69212481T2 DE 69212481 T DE69212481 T DE 69212481T DE 69212481 T DE69212481 T DE 69212481T DE 69212481 T2 DE69212481 T2 DE 69212481T2
Authority
DE
Germany
Prior art keywords
impedance tomography
tomography
impedance
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69212481T
Other languages
English (en)
Other versions
DE69212481D1 (de
Inventor
Brian Hilton Brown
David Charles Barber
Francis Joseph Mcardle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BTG International Ltd
Original Assignee
British Technology Group Ltd
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 British Technology Group Ltd filed Critical British Technology Group Ltd
Application granted granted Critical
Publication of DE69212481D1 publication Critical patent/DE69212481D1/de
Publication of DE69212481T2 publication Critical patent/DE69212481T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—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
    • A61B5/0536—Impedance imaging, e.g. by tomography
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Radiology & Medical Imaging (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)
DE69212481T 1991-06-27 1992-06-26 Impedanz-tomographie Expired - Fee Related DE69212481T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919113830A GB9113830D0 (en) 1991-06-27 1991-06-27 Applied potential tomography
PCT/GB1992/001156 WO1993000038A1 (en) 1991-06-27 1992-06-26 Applied potential tomography

Publications (2)

Publication Number Publication Date
DE69212481D1 DE69212481D1 (de) 1996-08-29
DE69212481T2 true DE69212481T2 (de) 1996-12-12

Family

ID=10697385

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69212481T Expired - Fee Related DE69212481T2 (de) 1991-06-27 1992-06-26 Impedanz-tomographie

Country Status (6)

Country Link
US (1) US5575292A (de)
EP (1) EP0591341B1 (de)
JP (1) JPH06508774A (de)
DE (1) DE69212481T2 (de)
GB (2) GB9113830D0 (de)
WO (1) WO1993000038A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995024155A1 (en) * 1994-03-11 1995-09-14 British Technology Group Limited Electrical impedance tomography
US6371379B1 (en) 1995-07-17 2002-04-16 Flying Null Limited Magnetic tags or markers
CA2191285A1 (en) 1996-11-26 1998-05-26 Philip Maurice Church Electrode arrangement for electrical impedance tomography system
RU2127075C1 (ru) * 1996-12-11 1999-03-10 Корженевский Александр Владимирович Способ получения томографического изображения тела и электроимпедансный томограф
AU2003286054A1 (en) * 2002-11-29 2004-06-23 Z-Tech (Canada) Inc. Improved breast electrode array and method of analysis for detecting and diagnosing diseases
US20080076998A1 (en) * 2003-12-01 2008-03-27 Z-Tech (Canada) Inc. Breast electrode array and method of analysis for detecting and diagnosing diseases
US8983578B2 (en) 2012-02-27 2015-03-17 General Electric Company System and method for transducer placement in soft-field tomography
EP3624685A4 (de) * 2017-05-16 2021-03-10 Beth Israel Deaconess Medical Center, Inc. Nadelimpedanz-elektromyografie und elektrische impedanzbildgebung für verbesserte muskeldiagnose

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3052232A (en) * 1961-02-23 1962-09-04 Rca Corp Voltage sensing apparatus
FR2354079A1 (fr) * 1976-06-09 1978-01-06 Commissariat Energie Atomique Electrode bracelet
US4359724A (en) * 1980-04-28 1982-11-16 Ronald R. Zimmerman Eyelid movement detector
CA1196691A (en) * 1982-01-12 1985-11-12 Bradley Fry Reconstruction system and methods for impedance imaging
US4617939A (en) * 1982-04-30 1986-10-21 The University Of Sheffield Tomography
GB2119520B (en) * 1982-04-30 1985-05-15 Brian Hilton Brown Tomography
GB8415236D0 (en) * 1984-06-14 1984-07-18 Univ Sheffield Tomography
US4572197A (en) * 1982-07-01 1986-02-25 The General Hospital Corporation Body hugging instrumentation vest having radioactive emission detection for ejection fraction
US4660562A (en) * 1985-03-07 1987-04-28 House Sr Hugh A Multi-event biomedical electrode assembly
SU1512564A1 (ru) * 1987-10-30 1989-10-07 Донецкий Научно-Исследовательский Институт Гигиены Труда И Профзаболеваний Датчик дл измерени потоотделени
GB8808969D0 (en) * 1988-04-15 1988-05-18 Univ Sheffield Tomography
US4895163A (en) * 1988-05-24 1990-01-23 Bio Analogics, Inc. System for body impedance data acquisition
GB9013177D0 (en) * 1990-06-13 1990-08-01 Brown Brian H Real-time imaging, etc.
US5146926A (en) * 1990-10-26 1992-09-15 Massachusetts Institute Of Technology Method and apparatus for imaging electrical activity in a biological system

Also Published As

Publication number Publication date
JPH06508774A (ja) 1994-10-06
GB9213492D0 (en) 1992-08-12
US5575292A (en) 1996-11-19
EP0591341A1 (de) 1994-04-13
DE69212481D1 (de) 1996-08-29
EP0591341B1 (de) 1996-07-24
GB9113830D0 (en) 1991-08-14
GB2257530B (en) 1995-06-07
GB2257530A (en) 1993-01-13
WO1993000038A1 (en) 1993-01-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BTG INTERNATIONAL LTD., LONDON, GB

8339 Ceased/non-payment of the annual fee