ATE448488T1 - Gerät mit einer feldändernden struktur - Google Patents

Gerät mit einer feldändernden struktur

Info

Publication number
ATE448488T1
ATE448488T1 AT01302547T AT01302547T ATE448488T1 AT E448488 T1 ATE448488 T1 AT E448488T1 AT 01302547 T AT01302547 T AT 01302547T AT 01302547 T AT01302547 T AT 01302547T AT E448488 T1 ATE448488 T1 AT E448488T1
Authority
AT
Austria
Prior art keywords
microcoils
microcoil
winding
configuration
adjacent
Prior art date
Application number
AT01302547T
Other languages
English (en)
Inventor
Raju R Viswanathan
Raghu Ragavahan
Original Assignee
Image Guided Neurologics 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 US09/532,667 external-priority patent/US6560475B1/en
Priority claimed from US09/532,037 external-priority patent/US6587706B1/en
Application filed by Image Guided Neurologics Inc filed Critical Image Guided Neurologics Inc
Application granted granted Critical
Publication of ATE448488T1 publication Critical patent/ATE448488T1/de

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
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
    • G01R33/34053—Solenoid coils; Toroidal 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)
  • Vehicle Body Suspensions (AREA)
  • Massaging Devices (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Surgical Instruments (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AT01302547T 2000-03-21 2001-03-19 Gerät mit einer feldändernden struktur ATE448488T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/532,667 US6560475B1 (en) 1997-08-22 2000-03-21 Microcoil device for local wide field-of-view and large gain magnetic resonance imaging
US09/532,037 US6587706B1 (en) 1997-08-22 2000-03-21 Microcoil device with a forward field-of-view for large gain magnetic resonance imaging
US09/532,145 US6487437B1 (en) 2000-03-21 2000-03-21 Device for high gain and uniformly localized magnetic resonance imaging

Publications (1)

Publication Number Publication Date
ATE448488T1 true ATE448488T1 (de) 2009-11-15

Family

ID=24120537

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01302547T ATE448488T1 (de) 2000-03-21 2001-03-19 Gerät mit einer feldändernden struktur

Country Status (3)

Country Link
US (1) US6487437B1 (de)
AT (1) ATE448488T1 (de)
DE (1) DE60140394D1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6871086B2 (en) * 2001-02-15 2005-03-22 Robin Medical Inc. Endoscopic examining apparatus particularly useful in MRI, a probe useful in such apparatus, and a method of making such probe
DE10203371A1 (de) * 2002-01-29 2003-08-07 Siemens Ag Katheter, insbesondere intravaskulärer Katheter
US7172624B2 (en) * 2003-02-06 2007-02-06 Boston Scientific Scimed, Inc. Medical device with magnetic resonance visibility enhancing structure
US7792568B2 (en) * 2003-03-17 2010-09-07 Boston Scientific Scimed, Inc. MRI-visible medical devices
US20050065437A1 (en) * 2003-09-24 2005-03-24 Scimed Life Systems, Inc. Medical device with markers for magnetic resonance visibility
US20050278017A1 (en) * 2004-06-09 2005-12-15 Scimed Life Systems, Inc. Overlapped stents for scaffolding, flexibility and MRI compatibility
US7405567B2 (en) * 2006-08-21 2008-07-29 Abqmr, Inc. Tuning low-inductance coils at low frequencies
US20090256572A1 (en) * 2008-04-14 2009-10-15 Mcdowell Andrew F Tuning Low-Inductance Coils at Low Frequencies
US8339135B2 (en) * 2006-08-21 2012-12-25 Stc.Unm Biological detector and method
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
US8412306B2 (en) * 2007-02-28 2013-04-02 Wisconsin Alumni Research Foundation Voltage standing wave suppression for MR-guided therapeutic interventions
JP2010522888A (ja) * 2007-03-27 2010-07-08 アブクマー インコーポレイテッド ラベリングされたエンティティをマイクロコイル磁気ｍｒｉを用いて検出するシステムおよび方法
US8067938B2 (en) * 2007-05-03 2011-11-29 Abqmr, Inc. Microcoil NMR detectors
WO2010068812A1 (en) * 2008-12-10 2010-06-17 Abqmr, Inc. Nuclear magnetic resonance apparatus, methods and associated technology
US8487729B2 (en) * 2009-02-02 2013-07-16 Northrop Grumman Guidance & Electronics Magnetic solenoid for generating a substantially uniform magnetic field
WO2010144419A2 (en) 2009-06-08 2010-12-16 Surgivision, Inc. Mri-guided interventional systems that can track and generate dynamic visualizations of flexible intrabody devices in near real time
WO2010148088A2 (en) 2009-06-16 2010-12-23 Surgivision, Inc. Mri-guided devices and mri-guided interventional systems that can track and generate dynamic visualizations of the devices in near real time
US9476812B2 (en) 2010-04-21 2016-10-25 Dna Electronics, Inc. Methods for isolating a target analyte from a heterogeneous sample
US8841104B2 (en) 2010-04-21 2014-09-23 Nanomr, Inc. Methods for isolating a target analyte from a heterogeneous sample
US20110262989A1 (en) 2010-04-21 2011-10-27 Nanomr, Inc. Isolating a target analyte from a body fluid
US9428547B2 (en) 2010-04-21 2016-08-30 Dna Electronics, Inc. Compositions for isolating a target analyte from a heterogeneous sample
US9995742B2 (en) 2012-12-19 2018-06-12 Dnae Group Holdings Limited Sample entry
US9434940B2 (en) 2012-12-19 2016-09-06 Dna Electronics, Inc. Methods for universal target capture
US9551704B2 (en) 2012-12-19 2017-01-24 Dna Electronics, Inc. Target detection
US10000557B2 (en) 2012-12-19 2018-06-19 Dnae Group Holdings Limited Methods for raising antibodies
US9599610B2 (en) 2012-12-19 2017-03-21 Dnae Group Holdings Limited Target capture system
US9804069B2 (en) 2012-12-19 2017-10-31 Dnae Group Holdings Limited Methods for degrading nucleic acid
JP6989826B2 (ja) 2016-06-17 2022-01-12 株式会社イチカワ 頭蓋内圧推定方法及び頭蓋内圧推定装置
DE102022206767B3 (de) * 2022-07-01 2023-12-14 Bruker Switzerland Ag NMR-Probenkopf mit einer Sende-Empfangsspule mit variierender Leiterbahnbreite

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4572198A (en) 1984-06-18 1986-02-25 Varian Associates, Inc. Catheter for use with NMR imaging systems
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
US5357958A (en) 1993-03-18 1994-10-25 The Regents Of The University Of California Interventional MRI system and RF coils therefore
DE19543785A1 (de) * 1995-11-24 1997-05-28 Philips Patentverwaltung MR-Verfahren und Anordnung zur Durchführung des Verfahrens
US6026316A (en) 1997-05-15 2000-02-15 Regents Of The University Of Minnesota Method and apparatus for use with MR imaging
US6061587A (en) 1997-05-15 2000-05-09 Regents Of The University Of Minnesota Method and apparatus for use with MR imaging
US5964705A (en) 1997-08-22 1999-10-12 Image-Guided Drug Delivery System, Inc. MR-compatible medical devices
DE19746735C2 (de) * 1997-10-13 2003-11-06 Simag Gmbh Systeme Und Instr F NMR-Bildgebungsverfahren zur Darstellung, Positionsbestimmung oder funktionellen Kontrolle einer in ein Untersuchungsobjekt eingeführten Vorrichtung und Vorrichtung zur Verwendung in einem derartigen Verfahren
DE19800471A1 (de) 1998-01-09 1999-07-15 Philips Patentverwaltung MR-Verfahren mit im Untersuchungsbereich befindlichen Mikrospulen

Also Published As

Publication number Publication date
DE60140394D1 (de) 2009-12-24
US6487437B1 (en) 2002-11-26

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Legal Events

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