DE602004022275D1 - Selektive kernspintomographie von abweichungen der magnetischen suszeptibilität - Google Patents

Selektive kernspintomographie von abweichungen der magnetischen suszeptibilität

Info

Publication number
DE602004022275D1
DE602004022275D1 DE602004022275T DE602004022275T DE602004022275D1 DE 602004022275 D1 DE602004022275 D1 DE 602004022275D1 DE 602004022275 T DE602004022275 T DE 602004022275T DE 602004022275 T DE602004022275 T DE 602004022275T DE 602004022275 D1 DE602004022275 D1 DE 602004022275D1
Authority
DE
Germany
Prior art keywords
mri
pennomography
deviations
magnetic susceptibility
signal
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
DE602004022275T
Other languages
English (en)
Inventor
Jan Hendrik Seppenwoolde
Christianus Johannes Bakker
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.)
Universiteit Utrecht Holding BV
UMC Utrecht Holding BV
Original Assignee
Universiteit Utrecht Holding BV
UMC Utrecht Holding BV
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 Universiteit Utrecht Holding BV, UMC Utrecht Holding BV filed Critical Universiteit Utrecht Holding BV
Publication of DE602004022275D1 publication Critical patent/DE602004022275D1/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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/285—Invasive instruments, e.g. catheters or biopsy needles, specially adapted for tracking, guiding or visualization by NMR
    • G01R33/286—Invasive instruments, e.g. catheters or biopsy needles, specially adapted for tracking, guiding or visualization by NMR involving passive visualization of interventional instruments, i.e. making the instrument visible as part of the normal MR process

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE602004022275T 2003-04-24 2004-04-26 Selektive kernspintomographie von abweichungen der magnetischen suszeptibilität Expired - Lifetime DE602004022275D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03076199A EP1471362A1 (de) 2003-04-24 2003-04-24 Selektive Kernspintomographie von Abweichungen der magnetischen Suszeptibilität
PCT/NL2004/000278 WO2004095043A2 (en) 2003-04-24 2004-04-26 Selective mr imaging of magnetic susceptibility deviations

Publications (1)

Publication Number Publication Date
DE602004022275D1 true DE602004022275D1 (de) 2009-09-10

Family

ID=32946905

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004022275T Expired - Lifetime DE602004022275D1 (de) 2003-04-24 2004-04-26 Selektive kernspintomographie von abweichungen der magnetischen suszeptibilität

Country Status (5)

Country Link
US (1) US20060106300A1 (de)
EP (2) EP1471362A1 (de)
AT (1) ATE438104T1 (de)
DE (1) DE602004022275D1 (de)
WO (1) WO2004095043A2 (de)

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US6618620B1 (en) 2000-11-28 2003-09-09 Txsonics Ltd. Apparatus for controlling thermal dosing in an thermal treatment system
US8088067B2 (en) * 2002-12-23 2012-01-03 Insightec Ltd. Tissue aberration corrections in ultrasound therapy
US7611462B2 (en) * 2003-05-22 2009-11-03 Insightec-Image Guided Treatment Ltd. Acoustic beam forming in phased arrays including large numbers of transducer elements
US7377900B2 (en) * 2003-06-02 2008-05-27 Insightec - Image Guided Treatment Ltd. Endo-cavity focused ultrasound transducer
US8409099B2 (en) 2004-08-26 2013-04-02 Insightec Ltd. Focused ultrasound system for surrounding a body tissue mass and treatment method
US20070016039A1 (en) * 2005-06-21 2007-01-18 Insightec-Image Guided Treatment Ltd. Controlled, non-linear focused ultrasound treatment
EP1960993B1 (de) 2005-11-23 2016-11-02 Insightec-Image Guided Treatment, Ltd. Hierarchisches umschalten in einem ultradichten ultraschall-array
EP2013635A2 (de) * 2006-04-21 2009-01-14 Koninklijke Philips Electronics N.V. Bestimmung von suszeptibilitätsinduzierten magnetfeldgradienten mittels magnetresonanz
US20090080750A1 (en) * 2006-04-21 2009-03-26 Koninklijke Philips Electronics N. V. Passive mr visualisation of interventional instruments
US8235901B2 (en) * 2006-04-26 2012-08-07 Insightec, Ltd. Focused ultrasound system with far field tail suppression
US20100030076A1 (en) * 2006-08-01 2010-02-04 Kobi Vortman Systems and Methods for Simultaneously Treating Multiple Target Sites
US20080033278A1 (en) * 2006-08-01 2008-02-07 Insightec Ltd. System and method for tracking medical device using magnetic resonance detection
US20100002926A1 (en) 2007-01-18 2010-01-07 Koninklijke Philips Electronics N. V. Determination of susceptibility-induced magnetic field gradients by magnetic resonance
CN101784907A (zh) * 2007-04-30 2010-07-21 皇家飞利浦电子股份有限公司 正对比mr磁化率成像
US8251908B2 (en) * 2007-10-01 2012-08-28 Insightec Ltd. Motion compensated image-guided focused ultrasound therapy system
US20090253983A1 (en) * 2008-04-07 2009-10-08 General Electric Company Image based measurement of contrast agents
US8425424B2 (en) * 2008-11-19 2013-04-23 Inightee Ltd. Closed-loop clot lysis
US20100179425A1 (en) * 2009-01-13 2010-07-15 Eyal Zadicario Systems and methods for controlling ultrasound energy transmitted through non-uniform tissue and cooling of same
US8617073B2 (en) * 2009-04-17 2013-12-31 Insightec Ltd. Focusing ultrasound into the brain through the skull by utilizing both longitudinal and shear waves
WO2010143072A1 (en) * 2009-06-10 2010-12-16 Insightec Ltd. Acoustic-feedback power control during focused ultrasound delivery
US9623266B2 (en) * 2009-08-04 2017-04-18 Insightec Ltd. Estimation of alignment parameters in magnetic-resonance-guided ultrasound focusing
US9289154B2 (en) * 2009-08-19 2016-03-22 Insightec Ltd. Techniques for temperature measurement and corrections in long-term magnetic resonance thermometry
US20110046475A1 (en) * 2009-08-24 2011-02-24 Benny Assif Techniques for correcting temperature measurement in magnetic resonance thermometry
US9177543B2 (en) 2009-08-26 2015-11-03 Insightec Ltd. Asymmetric ultrasound phased-array transducer for dynamic beam steering to ablate tissues in MRI
US8661873B2 (en) 2009-10-14 2014-03-04 Insightec Ltd. Mapping ultrasound transducers
US8368401B2 (en) * 2009-11-10 2013-02-05 Insightec Ltd. Techniques for correcting measurement artifacts in magnetic resonance thermometry
US9852727B2 (en) 2010-04-28 2017-12-26 Insightec, Ltd. Multi-segment ultrasound transducers
US8932237B2 (en) 2010-04-28 2015-01-13 Insightec, Ltd. Efficient ultrasound focusing
US9981148B2 (en) 2010-10-22 2018-05-29 Insightec, Ltd. Adaptive active cooling during focused ultrasound treatment
US8886283B1 (en) 2011-06-21 2014-11-11 Stc.Unm 3D and 4D magnetic susceptibility tomography based on complex MR images
DE102014206917B3 (de) * 2014-04-10 2015-09-03 Siemens Aktiengesellschaft Reduzierung von Artefakten in MR-Bildern aufgrund von Suszeptibilitätssprüngen durch Ersetzen von Rohdaten aus Messungen mit einer zusätzlichen Dephasierung der Spins
US10139459B2 (en) 2017-03-30 2018-11-27 The Board Of Trustees Of The Leland Stanford Junior University Passive MRI-guided tracking of metallic objects using artifact-reduced imaging with selective excitation
DE102017209373A1 (de) * 2017-06-02 2018-12-06 Bruker Biospin Mri Gmbh Schnelles Verfahren zur Bestimmung der Position eines ferromagnetischen Partikels oder eines Bündels ferromagnetischer Partikel mit MRI-Systemen
EP3680680A1 (de) * 2019-01-11 2020-07-15 Siemens Healthcare GmbH Verfahren zum erhalt eines optimierten betriebsparameters, speichermedium und magnetresonanzgerät
EP3985407A1 (de) * 2021-03-16 2022-04-20 Siemens Healthcare GmbH Marken für ein magnetresonanztomographiesystem und korrespondierende bildakquisition

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5271400A (en) * 1992-04-01 1993-12-21 General Electric Company Tracking system to monitor the position and orientation of a device using magnetic resonance detection of a sample contained within the device
DE69326202T2 (de) * 1992-06-29 2000-04-13 Koninkl Philips Electronics Nv Verfahren und Gerät zur Kernresonanzabbildung
GB9514877D0 (en) * 1995-07-20 1995-09-20 Marconi Gec Ltd Magnetic resonance methods and apparatus
NL1001736C2 (nl) * 1995-11-23 1997-05-27 Cordis Europ Bij magnetische-resonantiebeeldvorming (MRI) zichtbare medische inrichting.

Also Published As

Publication number Publication date
EP1618401B1 (de) 2009-07-29
EP1618401A2 (de) 2006-01-25
ATE438104T1 (de) 2009-08-15
WO2004095043A3 (en) 2005-01-20
WO2004095043A2 (en) 2004-11-04
EP1471362A1 (de) 2004-10-27
US20060106300A1 (en) 2006-05-18

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