SE0800099L - Förfarande för bearbetning av en med en magnetresonansanordning, avbildad, distortionskorrigerad 2D- eller 3D- rekonstruktionsbild - Google Patents

Förfarande för bearbetning av en med en magnetresonansanordning, avbildad, distortionskorrigerad 2D- eller 3D- rekonstruktionsbild

Info

Publication number
SE0800099L
SE0800099L SE0800099A SE0800099A SE0800099L SE 0800099 L SE0800099 L SE 0800099L SE 0800099 A SE0800099 A SE 0800099A SE 0800099 A SE0800099 A SE 0800099A SE 0800099 L SE0800099 L SE 0800099L
Authority
SE
Sweden
Prior art keywords
distortion
corrected
processing
magnetic resonance
resonance device
Prior art date
Application number
SE0800099A
Other languages
English (en)
Other versions
SE532371C2 (sv
Inventor
Franz Hebrank
Thorsten Speckner
Axel Vom Endt
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of SE0800099L publication Critical patent/SE0800099L/sv
Publication of SE532371C2 publication Critical patent/SE532371C2/sv

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
    • G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities
    • G01R33/56518—Correction of image distortions, e.g. due to magnetic field inhomogeneities due to eddy currents, e.g. caused by switching of the gradient magnetic field

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
SE0800099A 2005-07-25 2006-07-13 Förfarande och anordning för bearbetning av en distortionskorrigerad 2D- eller 3D- rekonstruktionsbild, avbildad med en magnetresonansanordning SE532371C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005034648A DE102005034648B3 (de) 2005-07-25 2005-07-25 Verfahren und Vorrichtung zur Bearbeitung eines mit einer Magnetresonanzeinrichtung aufgenommenen, verzeichnungskorrigierten 2D- oder 3D-Rekonstruktionsbilds
PCT/EP2006/064212 WO2007012572A1 (de) 2005-07-25 2006-07-13 Verfahren zur bearbeitung eines mit einer magnetresonanzeinrichtung aufgenommenen, verzeichnungskorrigierten 2d- oder 3d-rekonstruktionsbilds

Publications (2)

Publication Number Publication Date
SE0800099L true SE0800099L (sv) 2008-01-16
SE532371C2 SE532371C2 (sv) 2009-12-29

Family

ID=36968669

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0800099A SE532371C2 (sv) 2005-07-25 2006-07-13 Förfarande och anordning för bearbetning av en distortionskorrigerad 2D- eller 3D- rekonstruktionsbild, avbildad med en magnetresonansanordning

Country Status (6)

Country Link
US (2) US7772843B2 (sv)
JP (1) JP2009502281A (sv)
CN (1) CN101228456B (sv)
DE (1) DE102005034648B3 (sv)
SE (1) SE532371C2 (sv)
WO (1) WO2007012572A1 (sv)

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Publication number Priority date Publication date Assignee Title
DE102005034648B3 (de) * 2005-07-25 2007-03-29 Siemens Ag Verfahren und Vorrichtung zur Bearbeitung eines mit einer Magnetresonanzeinrichtung aufgenommenen, verzeichnungskorrigierten 2D- oder 3D-Rekonstruktionsbilds
US9053562B1 (en) 2010-06-24 2015-06-09 Gregory S. Rabin Two dimensional to three dimensional moving image converter
EP2471460B1 (en) * 2010-12-29 2016-08-24 General Electric Company A method and system for maintaining the iso center constant in an iso centric x-ray imaging system
DE102011006436A1 (de) * 2011-03-30 2012-10-04 Siemens Aktiengesellschaft Verfahren zur Korrektur einer Verzeichnung in einer Magnetresoanzaufnahme
JP6076603B2 (ja) * 2012-02-06 2017-02-08 東芝メディカルシステムズ株式会社 磁気共鳴撮像装置
JP5904838B2 (ja) * 2012-03-28 2016-04-20 株式会社日立メディコ 磁気共鳴イメージング装置及び画像再構成方法
CN103845054B (zh) * 2012-11-30 2017-12-22 上海联影医疗科技有限公司 磁共振成像片层变形警示的方法及装置
US9992021B1 (en) 2013-03-14 2018-06-05 GoTenna, Inc. System and method for private and point-to-point communication between computing devices
CA2846719A1 (en) * 2013-03-15 2014-09-15 University Health Network Method and apparatus for the measurement, characterization and correction of geometric distortions in magnetic resonance imaging
US11039814B2 (en) 2016-12-04 2021-06-22 Exo Imaging, Inc. Imaging devices having piezoelectric transducers
US10545211B2 (en) * 2017-06-28 2020-01-28 Synaptive Medical (Barbados) Inc. Method of correcting gradient nonuniformity in gradient motion sensitive imaging applications
CA3105459C (en) 2018-09-25 2023-08-15 Exo Imaging, Inc. Imaging devices with selectively alterable characteristics
US11041921B2 (en) * 2018-11-29 2021-06-22 Canon Medical Systems Corporation MRI apparatus, image processing apparatus, and MRI method
KR20210107096A (ko) 2018-12-27 2021-08-31 엑소 이미징, 인크. 초음파 이미징에 있어서 감소된 비용, 사이즈, 및 전력으로 이미지 품질을 유지하는 방법
EP3931636A4 (en) 2020-03-05 2023-02-22 Exo Imaging Inc. ULTRASOUND IMAGING DEVICE WITH PROGRAMMABLE ANATOMY AND FLOW IMAGING
GB2622823A (en) * 2022-09-28 2024-04-03 Elekta ltd Motion monitoring for radiotherapy
EP4455709A1 (en) 2023-04-26 2024-10-30 Siemens Healthineers AG Method for acquiring a two-dimensional magnetic resonance image of a slice through a region of interest

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5099208A (en) 1989-10-05 1992-03-24 Vanderbilt University Method for magnetic resonance imaging and related apparatus
DE19540837B4 (de) 1995-10-30 2004-09-23 Siemens Ag Verfahren zur Verzeichnungskorrektur für Gradienten-Nichtlinearitäten bei Kernspintomographiegeräten
DE19753093A1 (de) * 1997-11-29 1999-06-02 Philips Patentverwaltung MR-Verfahren
US6636756B2 (en) * 1999-11-30 2003-10-21 General Electric Company K-space synthesis for MR imaging in the presence of gradient field nonlinearity
DE10028560C2 (de) * 2000-06-09 2002-10-24 Siemens Ag Verwendung von Koeffizienten bei einem Verfahren zum dreidimensionalen Korrigieren von Verzeichnungen und Magnetresonanzgerät zum Durchführen des Verfahrens
US6707300B2 (en) * 2002-05-17 2004-03-16 Ge Medical Systems Global Technology Co., Llc Gradient non-linearity compensation in moving table MRI
DE10252852B4 (de) 2002-11-13 2007-08-02 Siemens Ag Anwender-Schnittstelle zur korrekten Planung bzw. Positionierung von Meßschichten auf korrigierten MRT-Bildern
US7202662B2 (en) * 2002-12-11 2007-04-10 The Board Of Trustees Of The Leland Stanford Junior University Correction of the effect of gradient field non-linearities in phase contrast MRI
AU2002953540A0 (en) * 2002-12-24 2003-01-16 The University Of Queensland Correction of non-linear gradients effects on magnetic resonance imaging
DE10337241B4 (de) * 2003-08-13 2008-05-29 Siemens Ag Verzeichnungskorrigierte Magnetresonanzmessung und Magnetresonanzgerät
DE102005034648B3 (de) * 2005-07-25 2007-03-29 Siemens Ag Verfahren und Vorrichtung zur Bearbeitung eines mit einer Magnetresonanzeinrichtung aufgenommenen, verzeichnungskorrigierten 2D- oder 3D-Rekonstruktionsbilds

Also Published As

Publication number Publication date
US20090146657A1 (en) 2009-06-11
DE102005034648B3 (de) 2007-03-29
US8054079B2 (en) 2011-11-08
JP2009502281A (ja) 2009-01-29
CN101228456A (zh) 2008-07-23
WO2007012572A1 (de) 2007-02-01
SE532371C2 (sv) 2009-12-29
US7772843B2 (en) 2010-08-10
CN101228456B (zh) 2013-04-17
US20100266186A1 (en) 2010-10-21

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