DE69828372D1 - Verfahren und vorrichtung zur bilderzeugung mittels magnetresonanz und ekg-synchronisierung - Google Patents

Verfahren und vorrichtung zur bilderzeugung mittels magnetresonanz und ekg-synchronisierung

Info

Publication number
DE69828372D1
DE69828372D1 DE69828372T DE69828372T DE69828372D1 DE 69828372 D1 DE69828372 D1 DE 69828372D1 DE 69828372 T DE69828372 T DE 69828372T DE 69828372 T DE69828372 T DE 69828372T DE 69828372 D1 DE69828372 D1 DE 69828372D1
Authority
DE
Germany
Prior art keywords
imaging
magnetic resonance
ecg synchronization
ecg
synchronization
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 - Lifetime
Application number
DE69828372T
Other languages
English (en)
Other versions
DE69828372T2 (de
Inventor
E Fischer
A Wickline
H Lorenz
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69828372D1 publication Critical patent/DE69828372D1/de
Publication of DE69828372T2 publication Critical patent/DE69828372T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/567—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution gated by physiological signals, i.e. synchronization of acquired MR data with periodical motion of an object of interest, e.g. monitoring or triggering system for cardiac or respiratory gating
    • G01R33/5673—Gating or triggering based on a physiological signal other than an MR signal, e.g. ECG gating or motion monitoring using optical systems for monitoring the motion of a fiducial marker
    • 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
    • A61B5/352—Detecting R peaks, e.g. for synchronising diagnostic apparatus; Estimating R-R interval

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Physiology (AREA)
  • Biophysics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Power Engineering (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Signal Processing (AREA)
  • Cardiology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69828372T 1997-07-23 1998-07-13 Verfahren und vorrichtung zur bilderzeugung mittels magnetresonanz und ekg-synchronisierung Expired - Lifetime DE69828372T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/898,830 US5987348A (en) 1997-07-23 1997-07-23 ECG triggered MR imaging method and apparatus
US898830 1997-07-23
PCT/IB1998/001062 WO1999004688A1 (en) 1997-07-23 1998-07-13 Ecg triggered mr imaging method and apparatus

Publications (2)

Publication Number Publication Date
DE69828372D1 true DE69828372D1 (de) 2005-02-03
DE69828372T2 DE69828372T2 (de) 2005-12-08

Family

ID=25410093

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69828372T Expired - Lifetime DE69828372T2 (de) 1997-07-23 1998-07-13 Verfahren und vorrichtung zur bilderzeugung mittels magnetresonanz und ekg-synchronisierung

Country Status (5)

Country Link
US (1) US5987348A (de)
EP (1) EP0925019B1 (de)
JP (1) JP4104674B2 (de)
DE (1) DE69828372T2 (de)
WO (1) WO1999004688A1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6144201A (en) * 1997-12-26 2000-11-07 Kabushiki Kaisha Toshiba MR imaging utilizing ECG gating technique
US6198959B1 (en) * 1998-03-27 2001-03-06 Cornell Research Foundation Inc. Coronary magnetic resonance angiography using motion matched acquisition
JP2003517911A (ja) * 1999-12-20 2003-06-03 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 自由に傾斜制御可能なｍｒｉ装置
WO2001054578A1 (en) * 2000-01-31 2001-08-02 Pearlman Justin D Multivariate cardiac monitor
US7572231B2 (en) * 2000-01-31 2009-08-11 Pearlman Justin D Method of and system for signal separation during multivariate physiological monitoring
US6501979B1 (en) 2000-03-09 2002-12-31 Koninklijke Philips Electronics N.V. Methods and devices for combined ECG and PPU controlled magnetic resonance imaging
AU2001242127A1 (en) 2000-03-16 2001-09-24 Cedara Software Corp. System and method for processing an image sequence
US6845261B2 (en) * 2001-04-23 2005-01-18 General Electric Company System for correlation of MR images with physiological data
US7039455B1 (en) 2001-10-09 2006-05-02 Medrad, Inc. Apparatus and method for removing magnetic resonance imaging-induced noise from ECG signals
WO2004026363A2 (en) * 2002-09-17 2004-04-01 U.S. Government As Represented By The Secretary Of The Army Needle with fiberoptic capability
US7450982B2 (en) * 2003-03-14 2008-11-11 Hitachi Medical Corporation Magnetic resonance imaging system and method
US20050059880A1 (en) * 2003-09-11 2005-03-17 Mathias Sanjay George ECG driven image reconstruction for cardiac imaging
WO2005103750A1 (en) 2004-04-27 2005-11-03 Koninklijke Philips Electronics N.V. Magnetic resonance imaging
US7738943B2 (en) * 2004-11-19 2010-06-15 General Electric Company System and method for identifying periodic motion complexes for MR imaging triggering
US20060173249A1 (en) * 2005-01-11 2006-08-03 Invivo Corporation Method of producing a synthesized bipolar ECG waveform from a scalar ECG waveform
DE102005027438B4 (de) * 2005-06-14 2011-12-22 Siemens Ag Verfahren zur EKG-Triggerung einer Messsequenz eines Magnetresonanzgeräts
US8626266B1 (en) 2006-06-01 2014-01-07 Perinatronics Medical Systems, Inc. ECG triggered heart and arterial magnetic resonance imaging
DE102006053613A1 (de) * 2006-11-14 2008-05-29 Siemens Ag Vorrichtung und Verfahren zum Synchronisieren einer Magnetresonanzanlage mit dem Herzrhytmus eines Patienten
DE102006058332A1 (de) * 2006-12-11 2008-06-19 Siemens Ag Verfahren zur Steuerung einer Messung eines Magnetresonanzgeräts anhand eines Elektrokardiogramm-Signals
JP5767105B2 (ja) * 2008-06-18 2015-08-19 コーニンクレッカ フィリップス エヌ ヴェ 磁気共鳴イメージングのための心電計及びそのための電極パッチ
US8515530B2 (en) * 2011-06-17 2013-08-20 General Electric Company System and method of noise detection in an electrocardiology study
US8554311B2 (en) 2011-06-17 2013-10-08 General Electric Company System and method of noise reduction in an electrocardiology study
WO2013048667A1 (en) * 2011-09-29 2013-04-04 General Electric Company System and method of noise reduction in an electrocardiology study
US8659297B2 (en) 2012-02-27 2014-02-25 Perinatronics Medical Systems, Inc. Reducing noise in magnetic resonance imaging using conductive loops
WO2015018879A1 (en) * 2013-08-07 2015-02-12 Koninklijke Philips N.V. Improved ecg-based triggering for magnetic resonance imaging
US10751001B2 (en) 2013-12-03 2020-08-25 General Electric Company Systems and methods for tracking and analysis of electrical-physiological interference
WO2015163369A1 (ja) 2014-04-25 2015-10-29 株式会社東芝 心電波形検出装置、及び撮像装置
JP6647831B2 (ja) * 2014-11-06 2020-02-14 キヤノンメディカルシステムズ株式会社 信号処理装置、撮像装置及び信号処理方法
US11058361B2 (en) 2014-11-06 2021-07-13 Canon Medical Systems Corporation Signal processing apparatus, imaging apparatus, and signal processing method
DE102016220473A1 (de) * 2016-10-19 2018-04-19 Siemens Healthcare Gmbh Detektieren und Unterdrücken von Störsignalen eines differenziellen Spannungsmesssystems
JP6943634B2 (ja) * 2017-06-02 2021-10-06 キヤノンメディカルシステムズ株式会社 信号処理装置、撮像装置及び信号処理方法
US11457834B2 (en) 2018-07-20 2022-10-04 General Electric Company System and method for generating ECG reference data for MR imaging triggering

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136690A (en) * 1977-10-31 1979-01-30 Del Mar Avionics Method and apparatus for vector analysis of ECG arrhythmias
IL67815A (en) * 1982-02-12 1988-01-31 Sanz Ernst Method and apparatus for cardiogonometry
CN1009330B (zh) * 1987-03-30 1990-08-29 创建基立有限公司 一种电脑电信号检测处理装置
US4850370A (en) * 1987-07-22 1989-07-25 Dower Gordon E Method and apparatus for sensing and analyzing electrical activity of the human heart
US5000182A (en) * 1989-08-11 1991-03-19 Picker International, Inc. Cardiac synchronization magnetic resonance imaging
EP0443120A1 (de) * 1990-01-22 1991-08-28 Studer Revox Ag Verfahren zur Ermittlung von Messwerten am menschlichen und tierischen Körper
JPH03228745A (ja) * 1990-02-05 1991-10-09 Toshiba Corp Ｍｒｉ装置
US5477144A (en) * 1993-02-18 1995-12-19 Johns Hopkins University Method for reducing image artifacts in magnetic resonance images acquired with synchronization to physiological cycles
JP3496889B2 (ja) * 1993-06-24 2004-02-16 株式会社東芝 磁気共鳴イメージング装置
US5458116A (en) * 1994-03-30 1995-10-17 Siemens Medical Systems, Inc. Display system and method for three-dimensional vectorcardiograms
US5692508A (en) * 1996-04-15 1997-12-02 Siemens Medical Systems, Inc. Cardiac-gated 3-dimensional MR angiography
US6152884A (en) * 1996-04-25 2000-11-28 Bjoergaas; Per Samuel Method and instrument for examination of heart/arteries using microphones
US5830143A (en) * 1997-01-21 1998-11-03 Wisconsin Alumnin Research Foundation Gated time-resolved contrast-enhanced 3D MR angiography

Also Published As

Publication number Publication date
JP4104674B2 (ja) 2008-06-18
EP0925019A1 (de) 1999-06-30
JP2001500777A (ja) 2001-01-23
DE69828372T2 (de) 2005-12-08
WO1999004688A1 (en) 1999-02-04
EP0925019B1 (de) 2004-12-29
US5987348A (en) 1999-11-16

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8364 No opposition during term of opposition