WO2008146551A1 - 磁気共鳴イメージング装置及び画像分類方法 - Google Patents

磁気共鳴イメージング装置及び画像分類方法 Download PDF

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Publication number
WO2008146551A1
WO2008146551A1 PCT/JP2008/057712 JP2008057712W WO2008146551A1 WO 2008146551 A1 WO2008146551 A1 WO 2008146551A1 JP 2008057712 W JP2008057712 W JP 2008057712W WO 2008146551 A1 WO2008146551 A1 WO 2008146551A1
Authority
WO
WIPO (PCT)
Prior art keywords
magnetic resonance
imaging apparatus
resonance imaging
classification method
image classification
Prior art date
Application number
PCT/JP2008/057712
Other languages
English (en)
French (fr)
Other versions
WO2008146551A8 (ja
Inventor
Hiroyuki Itagaki
Takashi Nishihara
Original Assignee
Hitachi Medical Corporation
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 Hitachi Medical Corporation filed Critical Hitachi Medical Corporation
Priority to JP2009516221A priority Critical patent/JP5426370B2/ja
Priority to CN2008800153936A priority patent/CN101677782B/zh
Priority to US12/598,168 priority patent/US20100119136A1/en
Publication of WO2008146551A1 publication Critical patent/WO2008146551A1/ja
Publication of WO2008146551A8 publication Critical patent/WO2008146551A8/ja

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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 
    • A61B5/055—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
    • A61B5/72—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
    • 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
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56375—Intentional motion of the sample during MR, e.g. moving table imaging
    • 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
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
    • 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
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56375—Intentional motion of the sample during MR, e.g. moving table imaging
    • G01R33/56383—Intentional motion of the sample during MR, e.g. moving table imaging involving motion of the sample as a whole, e.g. multistation MR or MR with continuous table motion
    • 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)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Artificial Intelligence (AREA)
  • Animal Behavior & Ethology (AREA)
  • Signal Processing (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Psychiatry (AREA)
  • Vascular Medicine (AREA)
  • Physiology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Mathematical Physics (AREA)
  • Fuzzy Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Image Processing (AREA)

Abstract

　マルチステーション撮影で取得された複数の画像を分類する。 　マルチステーション撮影により、ステーション毎に取得された複数の画像を画像種別に分類し、その分類結果に基づいて、複数の画像を所定のフォーマットで表示する。
PCT/JP2008/057712 2007-05-09 2008-04-22 磁気共鳴イメージング装置及び画像分類方法 WO2008146551A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009516221A JP5426370B2 (ja) 2007-05-09 2008-04-22 磁気共鳴イメージング装置及び画像分類方法
CN2008800153936A CN101677782B (zh) 2007-05-09 2008-04-22 磁共振成像装置及图像分类方法
US12/598,168 US20100119136A1 (en) 2007-05-09 2008-04-22 Magnetic resonance imaging apparatus and image classification method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007124608 2007-05-09
JP2007-124608 2007-05-09

Publications (2)

Publication Number Publication Date
WO2008146551A1 true WO2008146551A1 (ja) 2008-12-04
WO2008146551A8 WO2008146551A8 (ja) 2009-12-23

Family

ID=40074821

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/057712 WO2008146551A1 (ja) 2007-05-09 2008-04-22 磁気共鳴イメージング装置及び画像分類方法

Country Status (4)

Country Link
US (1) US20100119136A1 (ja)
JP (2) JP5426370B2 (ja)
CN (1) CN101677782B (ja)
WO (1) WO2008146551A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008146551A1 (ja) * 2007-05-09 2008-12-04 Hitachi Medical Corporation 磁気共鳴イメージング装置及び画像分類方法
US8942945B2 (en) * 2011-04-19 2015-01-27 General Electric Company System and method for prospective correction of high order eddy-current-induced distortion in diffusion-weighted echo planar imaging
WO2013088353A2 (en) * 2011-12-15 2013-06-20 Koninklijke Philips Electronics N.V. Medical imaging reconstruction optimized for recipient
DE102012217262B4 (de) * 2012-09-25 2023-10-26 Siemens Healthcare Gmbh Verfahren zur automatischen Magnetresonanz-Bildgebung und Magnetresonanzanlage
JP6378715B2 (ja) 2016-04-21 2018-08-22 ゼネラル・エレクトリック・カンパニイ 血管検出装置、磁気共鳴イメージング装置、およびプログラム
JP7325924B2 (ja) * 2017-08-25 2023-08-15 キヤノンメディカルシステムズ株式会社 医用画像処理装置、その制御方法、及びプログラム

Citations (4)

* Cited by examiner, † Cited by third party
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JP2004337347A (ja) * 2003-05-15 2004-12-02 Fuji Photo Film Co Ltd 医用画像情報処理装置及び画像サーバ
JP2005110974A (ja) * 2003-10-08 2005-04-28 Toshiba Corp 医用画像集合処理システム及び医用画像集合処理方法
JP2006280598A (ja) * 2005-03-31 2006-10-19 Toshiba Corp 医用画像管理装置、医用画像管理方法及び医用画像管理システム
WO2006134958A1 (ja) * 2005-06-14 2006-12-21 Hitachi Medical Corporation 磁気共鳴イメージング装置及び方法

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US6553327B2 (en) * 1998-09-16 2003-04-22 Yeda Research & Development Co., Ltd. Apparatus for monitoring a system with time in space and method therefor
JP3040748B2 (ja) * 1998-06-15 2000-05-15 ジーイー横河メディカルシステム株式会社 Ｍｒｉ用垂直マグネット装置およびｍｒｉ装置
CA2390926C (en) * 1999-11-15 2011-01-04 Synthes (U.S.A.) Device for the determination of reduction parameters for the subsequent reduction of a fractured bone
US6901156B2 (en) * 2000-02-04 2005-05-31 Arch Development Corporation Method, system and computer readable medium for an intelligent search workstation for computer assisted interpretation of medical images
US6690962B2 (en) * 2000-09-15 2004-02-10 Institut fur Diagnostikforshung GmbH Process for graphic visualization and diagnosis of thrombi by means of nuclear spin tomography with use of particulate contrast media
JP4891577B2 (ja) * 2004-08-30 2012-03-07 株式会社東芝 医用画像表示装置
WO2006057304A1 (ja) * 2004-11-26 2006-06-01 Kabushiki Kaisha Toshiba Ｘ線ｃｔ装置及び画像処理装置
JP4713917B2 (ja) * 2005-04-12 2011-06-29 株式会社東芝 超音波診断装置、画像表示装置、及び画像表示方法
JP5075344B2 (ja) * 2006-03-16 2012-11-21 株式会社東芝 Ｍｒｉ装置及び画像表示装置
JP4936929B2 (ja) * 2007-02-28 2012-05-23 株式会社東芝 Ｘ線診断装置及び画像表示方法
WO2008146551A1 (ja) * 2007-05-09 2008-12-04 Hitachi Medical Corporation 磁気共鳴イメージング装置及び画像分類方法
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004337347A (ja) * 2003-05-15 2004-12-02 Fuji Photo Film Co Ltd 医用画像情報処理装置及び画像サーバ
JP2005110974A (ja) * 2003-10-08 2005-04-28 Toshiba Corp 医用画像集合処理システム及び医用画像集合処理方法
JP2006280598A (ja) * 2005-03-31 2006-10-19 Toshiba Corp 医用画像管理装置、医用画像管理方法及び医用画像管理システム
WO2006134958A1 (ja) * 2005-06-14 2006-12-21 Hitachi Medical Corporation 磁気共鳴イメージング装置及び方法

Also Published As

Publication number Publication date
JP2014012206A (ja) 2014-01-23
US20100119136A1 (en) 2010-05-13
JPWO2008146551A1 (ja) 2010-08-19
CN101677782B (zh) 2013-05-15
JP5426370B2 (ja) 2014-02-26
JP5777678B2 (ja) 2015-09-09
CN101677782A (zh) 2010-03-24
WO2008146551A8 (ja) 2009-12-23

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