IT1247385B - Magneti permanenti generatori di campi magnetici omogenei, in particolare per magnetic resonance imaging (rappresentazione per risonanza magnetica), e relativo metodo di fabbricazione - Google Patents

Magneti permanenti generatori di campi magnetici omogenei, in particolare per magnetic resonance imaging (rappresentazione per risonanza magnetica), e relativo metodo di fabbricazione

Info

Publication number
IT1247385B
IT1247385B IT02095190A IT2095190A IT1247385B IT 1247385 B IT1247385 B IT 1247385B IT 02095190 A IT02095190 A IT 02095190A IT 2095190 A IT2095190 A IT 2095190A IT 1247385 B IT1247385 B IT 1247385B
Authority
IT
Italy
Prior art keywords
permanent magnets
resonance imaging
related manufacturing
magnetic resonance
magnetic fields
Prior art date
Application number
IT02095190A
Other languages
English (en)
Other versions
IT9020951A1 (it
IT9020951A0 (it
Inventor
Franco Bertora
Alessandro Trequattrini
Antonio Pan
Paolo Pan
Original Assignee
Esaote Biomedica
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 Esaote Biomedica filed Critical Esaote Biomedica
Priority to IT02095190A priority Critical patent/IT1247385B/it
Publication of IT9020951A0 publication Critical patent/IT9020951A0/it
Priority to EP91201677A priority patent/EP0467437A1/en
Priority to JP3201287A priority patent/JPH05192309A/ja
Publication of IT9020951A1 publication Critical patent/IT9020951A1/it
Application granted granted Critical
Publication of IT1247385B publication Critical patent/IT1247385B/it

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
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/383—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using permanent magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation
    • H01F7/0278—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IT02095190A 1990-07-16 1990-07-16 Magneti permanenti generatori di campi magnetici omogenei, in particolare per magnetic resonance imaging (rappresentazione per risonanza magnetica), e relativo metodo di fabbricazione IT1247385B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT02095190A IT1247385B (it) 1990-07-16 1990-07-16 Magneti permanenti generatori di campi magnetici omogenei, in particolare per magnetic resonance imaging (rappresentazione per risonanza magnetica), e relativo metodo di fabbricazione
EP91201677A EP0467437A1 (en) 1990-07-16 1991-06-29 Finite length magnets for MRI applications
JP3201287A JPH05192309A (ja) 1990-07-16 1991-07-16 特にｍｒｉでの使用を目的とした均一の磁場を発生する永久磁石と、それに関連する製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02095190A IT1247385B (it) 1990-07-16 1990-07-16 Magneti permanenti generatori di campi magnetici omogenei, in particolare per magnetic resonance imaging (rappresentazione per risonanza magnetica), e relativo metodo di fabbricazione

Publications (3)

Publication Number Publication Date
IT9020951A0 IT9020951A0 (it) 1990-07-16
IT9020951A1 IT9020951A1 (it) 1992-01-16
IT1247385B true IT1247385B (it) 1994-12-12

Family

ID=11174526

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02095190A IT1247385B (it) 1990-07-16 1990-07-16 Magneti permanenti generatori di campi magnetici omogenei, in particolare per magnetic resonance imaging (rappresentazione per risonanza magnetica), e relativo metodo di fabbricazione

Country Status (3)

Country Link
EP (1) EP0467437A1 (it)
JP (1) JPH05192309A (it)
IT (1) IT1247385B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5621324A (en) * 1992-03-18 1997-04-15 Sumitomo Special Metals Company Limited Magnetic field generator for MRI
US5428333A (en) * 1993-01-22 1995-06-27 New York University Method and apparatus for compensation of field distortion in a magnetic structure
GB9924833D0 (en) 1999-10-20 1999-12-22 Btg Int Ltd Permanent magnet and shim design
WO2007120057A1 (en) * 2006-04-18 2007-10-25 Victoria Link Limited Magnetic field-generating apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8402250A (nl) * 1984-07-17 1986-02-17 Philips Nv Kernspin resonantie apparaat met een rechthoekig permanent magnetische magneet.
FR2605449B1 (fr) * 1986-10-17 1988-12-02 Thomson Cgr Bloc magnetique a aimantation ajustable pour la production d'un champ magnetique permanent dans une zone d'interet
US5119057A (en) * 1989-10-19 1992-06-02 New York University Optimum design of two-dimensional permanent magnets

Also Published As

Publication number Publication date
IT9020951A1 (it) 1992-01-16
IT9020951A0 (it) 1990-07-16
JPH05192309A (ja) 1993-08-03
EP0467437A1 (en) 1992-01-22

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960729