ATE469360T1 - Sonde mit führungsdraht für bilderzeugung mittels magnetischer resonanz - Google Patents

Sonde mit führungsdraht für bilderzeugung mittels magnetischer resonanz

Info

Publication number
ATE469360T1
ATE469360T1 AT00922135T AT00922135T ATE469360T1 AT E469360 T1 ATE469360 T1 AT E469360T1 AT 00922135 T AT00922135 T AT 00922135T AT 00922135 T AT00922135 T AT 00922135T AT E469360 T1 ATE469360 T1 AT E469360T1
Authority
AT
Austria
Prior art keywords
probe
imaging
magnetic resonance
guide wire
mri
Prior art date
Application number
AT00922135T
Other languages
English (en)
Inventor
Albert Lardo
Xiaoming Yang
Ergin Atalar
Parag Karmarkar
Elliott Mcveigh
Henry Halperin
Christine Mcnamara
Paul Bottomley
Original Assignee
Surgi Vision
Univ Johns Hopkins Med
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 Surgi Vision, Univ Johns Hopkins Med filed Critical Surgi Vision
Application granted granted Critical
Publication of ATE469360T1 publication Critical patent/ATE469360T1/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
    • G01R33/285—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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/09—Guide wires
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/09—Guide wires
    • A61M2025/09058—Basic structures of guide wires
    • A61M2025/09075—Basic structures of guide wires having a core without a coil possibly combined with a sheath
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/09—Guide wires
    • A61M2025/09133—Guide wires having specific material compositions or coatings; Materials with specific mechanical behaviours, e.g. stiffness, strength to transmit torque

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pulmonology (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
AT00922135T 1999-04-15 2000-04-13 Sonde mit führungsdraht für bilderzeugung mittels magnetischer resonanz ATE469360T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12936499P 1999-04-15 1999-04-15
US09/536,090 US6675033B1 (en) 1999-04-15 2000-03-24 Magnetic resonance imaging guidewire probe
PCT/US2000/009875 WO2000064003A2 (en) 1999-04-15 2000-04-13 Magnetic resonance imaging guidewire probe

Publications (1)

Publication Number Publication Date
ATE469360T1 true ATE469360T1 (de) 2010-06-15

Family

ID=26827501

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00922135T ATE469360T1 (de) 1999-04-15 2000-04-13 Sonde mit führungsdraht für bilderzeugung mittels magnetischer resonanz

Country Status (9)

Country Link
US (1) US6675033B1 (de)
EP (1) EP1169749B1 (de)
JP (1) JP4851010B2 (de)
AT (1) ATE469360T1 (de)
AU (1) AU779202B2 (de)
CA (1) CA2372001C (de)
DE (1) DE60044456D1 (de)
ES (1) ES2346633T3 (de)
WO (1) WO2000064003A2 (de)

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EP1169749A2 (de) 2002-01-09
ES2346633T3 (es) 2010-10-19
WO2000064003A9 (en) 2002-06-27
WO2000064003A8 (en) 2001-05-03
WO2000064003A2 (en) 2000-10-26
US6675033B1 (en) 2004-01-06
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AU779202B2 (en) 2005-01-13

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