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AU2001271070A1 - Cardiac magnetic field diagnosing apparatus by late ventricular potential and method of locating intramyocardial excitement uneven propagation portion - Google Patents

Cardiac magnetic field diagnosing apparatus by late ventricular potential and method of locating intramyocardial excitement uneven propagation portion

Info

Publication number
AU2001271070A1
AU2001271070A1 AU2001271070A AU7107001A AU2001271070A1 AU 2001271070 A1 AU2001271070 A1 AU 2001271070A1 AU 2001271070 A AU2001271070 A AU 2001271070A AU 7107001 A AU7107001 A AU 7107001A AU 2001271070 A1 AU2001271070 A1 AU 2001271070A1
Authority
AU
Australia
Prior art keywords
intramyocardial
excitement
locating
magnetic field
diagnosing apparatus
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.)
Abandoned
Application number
AU2001271070A
Inventor
Satoshi Fujita
Kohei Kawazoe
Kenji Nakai
Itsuro Tamura
Keita Yamazaki
Masahito Yoshizawa
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.)
Takenaka Corp
Japan Science and Technology Agency
Original Assignee
Takenaka Corp
Japan Science and Technology 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 Takenaka Corp, Japan Science and Technology Corp filed Critical Takenaka Corp
Publication of AU2001271070A1 publication Critical patent/AU2001271070A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • 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
    • A61B5/242—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents
    • A61B5/243—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents specially adapted for magnetocardiographic [MCG] signals
    • 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
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/037—Emission tomography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/503—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the heart
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5229—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image
    • A61B6/5235—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image combining images from the same or different ionising radiation imaging techniques, e.g. PET and CT
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5229—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image
    • A61B6/5247—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image combining images from an ionising-radiation diagnostic technique and a non-ionising radiation diagnostic technique, e.g. X-ray and ultrasound
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/5215—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data
    • A61B8/5238—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data for combining image data of patient, e.g. merging several images from different acquisition modes into one image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T19/00—Manipulating 3D models or images for computer graphics
    • 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
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/74—Details of notification to user or communication with user or patient; User input means
    • A61B5/742—Details of notification to user or communication with user or patient; User input means using visual displays
    • A61B5/743—Displaying an image simultaneously with additional graphical information, e.g. symbols, charts, function plots

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Cardiology (AREA)
  • Optics & Photonics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Graphics (AREA)
  • Computer Hardware Design (AREA)
  • Pulmonology (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measuring Magnetic Variables (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AU2001271070A 2000-07-18 2001-07-17 Cardiac magnetic field diagnosing apparatus by late ventricular potential and method of locating intramyocardial excitement uneven propagation portion Abandoned AU2001271070A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000217835A JP3712350B2 (en) 2000-07-18 2000-07-18 Cardiac magnetic field diagnostic apparatus for ventricular delayed potential and method for operating the same
JP2000-217835 2000-07-18
PCT/JP2001/006194 WO2002005715A1 (en) 2000-07-18 2001-07-17 Cardiac magnetic field diagnosing apparatus by late ventricular potential and method of locating intramyocardial excitement uneven propagation portion

Publications (1)

Publication Number Publication Date
AU2001271070A1 true AU2001271070A1 (en) 2002-01-30

Family

ID=18712890

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001271070A Abandoned AU2001271070A1 (en) 2000-07-18 2001-07-17 Cardiac magnetic field diagnosing apparatus by late ventricular potential and method of locating intramyocardial excitement uneven propagation portion

Country Status (5)

Country Link
US (1) US6941165B2 (en)
EP (1) EP1302161A4 (en)
JP (1) JP3712350B2 (en)
AU (1) AU2001271070A1 (en)
WO (1) WO2002005715A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3712348B2 (en) * 2000-07-18 2005-11-02 独立行政法人科学技術振興機構 Cardiac magnetic field diagnostic apparatus for atrial flutter and atrial fibrillation and method for operating the same
JP3712349B2 (en) * 2000-07-18 2005-11-02 独立行政法人科学技術振興機構 Surviving myocardial diagnostic apparatus and operating method thereof
JP4027867B2 (en) * 2003-09-10 2007-12-26 株式会社日立ハイテクノロジーズ Biomagnetic field measurement device
US9585600B2 (en) 2012-10-02 2017-03-07 Covidien Lp Magnetic field viewing film for tracking in-situ surgical applications
JP6399852B2 (en) * 2014-08-07 2018-10-03 フクダ電子株式会社 Pulse wave measuring device and biological information measuring device
WO2018168864A1 (en) * 2017-03-17 2018-09-20 Ricoh Company, Ltd. Information processing apparatus, information processing method, program, and biological signal measurement system
US12383184B2 (en) 2021-03-12 2025-08-12 Cardioinsight Technologies Inc. Late activation of cardiac signals
CN113317793B (en) * 2021-06-11 2023-02-17 宁波大学 Magnetocardiogram high-frequency signal analysis method, storage medium, and electronic device

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0443069A1 (en) * 1990-02-22 1991-08-28 Siemens Aktiengesellschaft Method of measuring the electric or magnetic field pattern with a sensor arrangement
US5341811A (en) * 1991-03-26 1994-08-30 Allegheny-Singer Research Institute Method and apparatus for observation of ventricular late potentials
JP2949983B2 (en) 1991-12-10 1999-09-20 ダイキン工業株式会社 Physical source analysis method and apparatus
JPH05220124A (en) * 1992-02-13 1993-08-31 Fujitsu Ltd Biomagnetic measurement device
US5228443A (en) * 1992-03-27 1993-07-20 General Electric Company Method for estimation and display of current source distribution from electric and magnetic measurements and 3D anatomical data
GB9310604D0 (en) * 1993-05-21 1993-07-07 British Tech Group Analysis of heart waveforms
WO1995003843A1 (en) * 1993-07-30 1995-02-09 The Regents Of The University Of California Endocardial infusion catheter
JPH08289877A (en) 1995-04-24 1996-11-05 Toshiba Corp Method for simulating tissue excitement propagation process and apparatus for diagnosing electromagnetic phenomenon in tissue using this method
EP0968683B1 (en) 1996-10-08 2011-05-25 Hitachi Medical Corporation Method and apparatus for forming and displaying image from a plurality of sectional images
DE19808985B4 (en) * 1997-03-07 2012-06-14 Hitachi, Ltd. Method and device for biomagnetic field measurement
JPH10276998A (en) * 1997-04-10 1998-10-20 Toshiba Corp Simulation device for excitement propagation process
US5827195A (en) * 1997-05-09 1998-10-27 Cambridge Heart, Inc. Electrocardiogram noise reduction using multi-dimensional filtering
JP3660781B2 (en) 1997-05-26 2005-06-15 株式会社東芝 Diagnostic device for intracardiac electrical phenomena
US6473518B1 (en) * 1997-10-02 2002-10-29 Hitachi, Ltd. Method of measuring a biomagnetic field, method of analyzing a measured biomagnetic field, method of displaying biomagnetic field data, and apparatus therefor
JPH11128224A (en) 1997-10-28 1999-05-18 Mitsubishi Heavy Ind Ltd Ultrasonic 3-dimensional image reorganizing device
JP4208275B2 (en) 1997-10-30 2009-01-14 株式会社東芝 Diagnostic device for intracardiac electrical phenomenon and method for displaying the phenomenon
IT1302900B1 (en) * 1998-12-04 2000-10-10 Riccardo Fenici AMAGNETIC CATHETER FOR THE SINGLE-CATHETER REGISTRATION OF MULTIPLE SINGLE-PHASE ACTION POTENTIALS, LOCABLE THREE-DIMENSIONALLY AND
JP2001112732A (en) * 1999-10-15 2001-04-24 Hitachi Ltd Inspection equipment using nuclear magnetic resonance

Also Published As

Publication number Publication date
WO2002005715A1 (en) 2002-01-24
US20040049119A1 (en) 2004-03-11
EP1302161A1 (en) 2003-04-16
US6941165B2 (en) 2005-09-06
JP2002028145A (en) 2002-01-29
JP3712350B2 (en) 2005-11-02
EP1302161A4 (en) 2008-02-13

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