DE69736826D1 - Radiofrequenzspulen für Kernresonanz - Google Patents

Radiofrequenzspulen für Kernresonanz

Info

Publication number
DE69736826D1
DE69736826D1 DE69736826T DE69736826T DE69736826D1 DE 69736826 D1 DE69736826 D1 DE 69736826D1 DE 69736826 T DE69736826 T DE 69736826T DE 69736826 T DE69736826 T DE 69736826T DE 69736826 D1 DE69736826 D1 DE 69736826D1
Authority
DE
Germany
Prior art keywords
radio frequency
nuclear resonance
frequency coils
coils
nuclear
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
DE69736826T
Other languages
English (en)
Other versions
DE69736826T2 (de
Inventor
Ian Robert Young
Michael Burl
Jukka I Tanttu
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.)
Philips North America LLC
Philips Nuclear Medicine Inc
Original Assignee
Philips Medical Systems Cleveland Inc
Philips Medical Systems Inc
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
Priority claimed from GBGB9625304.2A external-priority patent/GB9625304D0/en
Priority claimed from GBGB9707268.0A external-priority patent/GB9707268D0/en
Application filed by Philips Medical Systems Cleveland Inc, Philips Medical Systems Inc filed Critical Philips Medical Systems Cleveland Inc
Application granted granted Critical
Publication of DE69736826D1 publication Critical patent/DE69736826D1/de
Publication of DE69736826T2 publication Critical patent/DE69736826T2/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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34084—Constructional details, e.g. resonators, specially adapted to MR implantable coils or coils being geometrically adaptable to the sample, e.g. flexible coils or coils comprising mutually movable parts
    • 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
    • G01R33/287—Invasive instruments, e.g. catheters or biopsy needles, specially adapted for tracking, guiding or visualization by NMR involving active visualization of interventional instruments, e.g. using active tracking RF coils or coils for intentionally creating magnetic field inhomogeneities
    • 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69736826T 1996-12-05 1997-11-26 Radiofrequenzspulen für Kernresonanz Expired - Lifetime DE69736826T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB9625304.2A GB9625304D0 (en) 1996-12-05 1996-12-05 Nuclear magnetic resonance radio frequency receiver coils
GB9625304 1996-12-05
GBGB9707268.0A GB9707268D0 (en) 1997-04-10 1997-04-10 Nuclear magnetic resonance radio frequency receiver coils
GB9707268 1997-04-10

Publications (2)

Publication Number Publication Date
DE69736826D1 true DE69736826D1 (de) 2006-11-30
DE69736826T2 DE69736826T2 (de) 2007-05-16

Family

ID=26310556

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69736826T Expired - Lifetime DE69736826T2 (de) 1996-12-05 1997-11-26 Radiofrequenzspulen für Kernresonanz

Country Status (4)

Country Link
US (1) US6171240B1 (de)
EP (1) EP0846959B1 (de)
JP (1) JP4049861B2 (de)
DE (1) DE69736826T2 (de)

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US7848788B2 (en) 1999-04-15 2010-12-07 The Johns Hopkins University Magnetic resonance imaging probe
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US6807439B2 (en) * 2001-04-03 2004-10-19 Medtronic, Inc. System and method for detecting dislodgement of an implantable medical device
US8509913B2 (en) * 2001-04-13 2013-08-13 Greatbatch Ltd. Switched diverter circuits for minimizing heating of an implanted lead and/or providing EMI protection in a high power electromagnetic field environment
US8457760B2 (en) * 2001-04-13 2013-06-04 Greatbatch Ltd. Switched diverter circuits for minimizing heating of an implanted lead and/or providing EMI protection in a high power electromagnetic field environment
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US9295828B2 (en) 2001-04-13 2016-03-29 Greatbatch Ltd. Self-resonant inductor wound portion of an implantable lead for enhanced MRI compatibility of active implantable medical devices
US8989870B2 (en) * 2001-04-13 2015-03-24 Greatbatch Ltd. Tuned energy balanced system for minimizing heating and/or to provide EMI protection of implanted leads in a high power electromagnetic field environment
US8977355B2 (en) 2001-04-13 2015-03-10 Greatbatch Ltd. EMI filter employing a capacitor and an inductor tank circuit having optimum component values
US8219208B2 (en) * 2001-04-13 2012-07-10 Greatbatch Ltd. Frequency selective passive component networks for active implantable medical devices utilizing an energy dissipating surface
US8600519B2 (en) 2001-04-13 2013-12-03 Greatbatch Ltd. Transient voltage/current protection system for electronic circuits associated with implanted leads
US20070088416A1 (en) 2001-04-13 2007-04-19 Surgi-Vision, Inc. Mri compatible medical leads
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US20040225213A1 (en) * 2002-01-22 2004-11-11 Xingwu Wang Magnetic resonance imaging coated assembly
US7162302B2 (en) * 2002-03-04 2007-01-09 Nanoset Llc Magnetically shielded assembly
US20050260331A1 (en) * 2002-01-22 2005-11-24 Xingwu Wang Process for coating a substrate
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US7972371B2 (en) * 2003-01-31 2011-07-05 Koninklijke Philips Electronics N.V. Magnetic resonance compatible stent
US7172624B2 (en) * 2003-02-06 2007-02-06 Boston Scientific Scimed, Inc. Medical device with magnetic resonance visibility enhancing structure
US7596402B2 (en) * 2003-05-05 2009-09-29 Case Western Reserve University MRI probe designs for minimally invasive intravascular tracking and imaging applications
US20050065437A1 (en) * 2003-09-24 2005-03-24 Scimed Life Systems, Inc. Medical device with markers for magnetic resonance visibility
US20050085895A1 (en) * 2003-10-15 2005-04-21 Scimed Life Systems, Inc. RF-based markers for MRI visualization of medical devices
US7894876B2 (en) * 2004-02-02 2011-02-22 Siemens Medical Solutions, Inc. Combined MR-optical coil for prostate, cervix and rectum cancer imaging diagnostics
US20060100529A1 (en) * 2004-02-02 2006-05-11 Siemens Corporate Research Inc. Combined intra-rectal optical-MR and intra-rectal optical-US device for prostate-, cevix-, rectum imaging diagnostics
US20080132782A1 (en) * 2004-02-02 2008-06-05 Rueckmann Bogdan Von Combined MR-ultrasound (US) coil for prostate-, cevix- and rectum cancer imaging diagnostics
US7148783B2 (en) * 2004-11-05 2006-12-12 Harris Corporation Microwave tunable inductor and associated methods
TWI258123B (en) * 2005-02-03 2006-07-11 Lite On It Corp Apparatus for positioning a clamper of a disc driver
US20090295385A1 (en) * 2005-05-11 2009-12-03 Audrius Brazdeikis Magneto Sensor System and Method of Use
WO2006122203A1 (en) * 2005-05-11 2006-11-16 The University Of Houston System An intraluminal magneto sensor system and method of use
US8380279B2 (en) * 2005-05-11 2013-02-19 The University Of Houston System Intraluminal multifunctional sensor system and method of use
US20070156042A1 (en) * 2005-12-30 2007-07-05 Orhan Unal Medical device system and method for tracking and visualizing a medical device system under MR guidance
US8457712B2 (en) * 2005-12-30 2013-06-04 Wisconsin Alumni Research Foundation Multi-mode medical device system and methods of manufacturing and using same
US8903505B2 (en) 2006-06-08 2014-12-02 Greatbatch Ltd. Implantable lead bandstop filter employing an inductive coil with parasitic capacitance to enhance MRI compatibility of active medical devices
US8532742B2 (en) * 2006-11-15 2013-09-10 Wisconsin Alumni Research Foundation System and method for simultaneous 3DPR device tracking and imaging under MR-guidance for therapeutic endovascular interventions
WO2008078294A1 (en) * 2006-12-22 2008-07-03 Philips Intellectual Property & Standards Gmbh Transmission line for use in magnetic resonance system
US20080183070A1 (en) * 2007-01-29 2008-07-31 Wisconsin Alumni Research Foundation Multi-mode medical device system with thermal ablation capability and methods of using same
US8412306B2 (en) * 2007-02-28 2013-04-02 Wisconsin Alumni Research Foundation Voltage standing wave suppression for MR-guided therapeutic interventions
US8175679B2 (en) * 2007-12-26 2012-05-08 St. Jude Medical, Atrial Fibrillation Division, Inc. Catheter electrode that can simultaneously emit electrical energy and facilitate visualization by magnetic resonance imaging
US9675410B2 (en) * 2007-12-28 2017-06-13 St. Jude Medical, Atrial Fibrillation Division, Inc. Flexible polymer electrode for MRI-guided positioning and radio frequency ablation
US9108066B2 (en) 2008-03-20 2015-08-18 Greatbatch Ltd. Low impedance oxide resistant grounded capacitor for an AIMD
US10080889B2 (en) 2009-03-19 2018-09-25 Greatbatch Ltd. Low inductance and low resistance hermetically sealed filtered feedthrough for an AIMD
EP2334364B1 (de) * 2008-09-11 2013-05-01 Sunnybrook Health Sciences Centre Katheter für magnetresonanzgeführte Verfahren
US8447414B2 (en) * 2008-12-17 2013-05-21 Greatbatch Ltd. Switched safety protection circuit for an AIMD system during exposure to high power electromagnetic fields
US8095224B2 (en) 2009-03-19 2012-01-10 Greatbatch Ltd. EMI shielded conduit assembly for an active implantable medical device
RU2580189C2 (ru) * 2009-04-28 2016-04-10 Конинклейке Филипс Электроникс Н.В. Интервенционная мр-томография с компенсацией движения
JP5859431B2 (ja) * 2009-06-08 2016-02-10 エムアールアイ・インターヴェンションズ，インコーポレイテッド 準リアルタイムで可撓性体内装置を追跡し、動的視覚化を生成することができるｍｒｉ誘導介入システム
US8396532B2 (en) 2009-06-16 2013-03-12 MRI Interventions, Inc. MRI-guided devices and MRI-guided interventional systems that can track and generate dynamic visualizations of the devices in near real time
US8983574B2 (en) 2009-11-17 2015-03-17 The Brigham And Women's Hospital Catheter device with local magnetic resonance imaging coil and methods for use thereof
US8882763B2 (en) 2010-01-12 2014-11-11 Greatbatch Ltd. Patient attached bonding strap for energy dissipation from a probe or a catheter during magnetic resonance imaging
US10596369B2 (en) 2011-03-01 2020-03-24 Greatbatch Ltd. Low equivalent series resistance RF filter for an active implantable medical device
US10272252B2 (en) 2016-11-08 2019-04-30 Greatbatch Ltd. Hermetic terminal for an AIMD having a composite brazed conductive lead
US10350421B2 (en) 2013-06-30 2019-07-16 Greatbatch Ltd. Metallurgically bonded gold pocket pad for grounding an EMI filter to a hermetic terminal for an active implantable medical device
US9427596B2 (en) 2013-01-16 2016-08-30 Greatbatch Ltd. Low impedance oxide resistant grounded capacitor for an AIMD
US11198014B2 (en) 2011-03-01 2021-12-14 Greatbatch Ltd. Hermetically sealed filtered feedthrough assembly having a capacitor with an oxide resistant electrical connection to an active implantable medical device housing
US9931514B2 (en) 2013-06-30 2018-04-03 Greatbatch Ltd. Low impedance oxide resistant grounded capacitor for an AIMD
US9028441B2 (en) 2011-09-08 2015-05-12 Corpak Medsystems, Inc. Apparatus and method used with guidance system for feeding and suctioning
JP6211807B2 (ja) * 2012-07-23 2017-10-11 東芝メディカルシステムズ株式会社 磁気共鳴イメージング装置
USRE46699E1 (en) 2013-01-16 2018-02-06 Greatbatch Ltd. Low impedance oxide resistant grounded capacitor for an AIMD
US9480416B2 (en) 2014-01-17 2016-11-01 Biosense Webster (Israel) Ltd. Signal transmission using catheter braid wires
US11714143B2 (en) * 2014-04-24 2023-08-01 Regents Of The University Of California Omnidirectional MRI catheter resonator and related systems, methods and devices
US10249415B2 (en) 2017-01-06 2019-04-02 Greatbatch Ltd. Process for manufacturing a leadless feedthrough for an active implantable medical device
EP3589189A1 (de) * 2017-03-03 2020-01-08 Massachusetts Institute of Technology Verfahren und systeme zur quantitativen überwachung der in-vivo-tumoroxygenierung
US10905888B2 (en) 2018-03-22 2021-02-02 Greatbatch Ltd. Electrical connection for an AIMD EMI filter utilizing an anisotropic conductive layer
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Also Published As

Publication number Publication date
JP4049861B2 (ja) 2008-02-20
EP0846959A1 (de) 1998-06-10
DE69736826T2 (de) 2007-05-16
EP0846959B1 (de) 2006-10-18
US6171240B1 (en) 2001-01-09
JPH10179550A (ja) 1998-07-07

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8364 No opposition during term of opposition