JP2006141541A5 - - Google Patents
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- Publication number
- JP2006141541A5 JP2006141541A5 JP2004333164A JP2004333164A JP2006141541A5 JP 2006141541 A5 JP2006141541 A5 JP 2006141541A5 JP 2004333164 A JP2004333164 A JP 2004333164A JP 2004333164 A JP2004333164 A JP 2004333164A JP 2006141541 A5 JP2006141541 A5 JP 2006141541A5
- Authority
- JP
- Japan
- Prior art keywords
- imaging apparatus
- resonance imaging
- magnetic field
- magnetic resonance
- static magnetic
- 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.)
- Granted
Links
- 230000005291 magnetic effect Effects 0.000 claims 10
- 238000002595 magnetic resonance imaging Methods 0.000 claims 10
- 230000003068 static effect Effects 0.000 claims 8
- 239000003302 ferromagnetic material Substances 0.000 claims 4
- 238000005259 measurement Methods 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000002131 composite material Substances 0.000 claims 1
- 239000004020 conductor Substances 0.000 claims 1
- 238000003384 imaging method Methods 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004333164A JP4749699B2 (ja) | 2004-11-17 | 2004-11-17 | 磁気共鳴イメージング装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004333164A JP4749699B2 (ja) | 2004-11-17 | 2004-11-17 | 磁気共鳴イメージング装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2006141541A JP2006141541A (ja) | 2006-06-08 |
| JP2006141541A5 true JP2006141541A5 (https=) | 2007-12-20 |
| JP4749699B2 JP4749699B2 (ja) | 2011-08-17 |
Family
ID=36621887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004333164A Expired - Fee Related JP4749699B2 (ja) | 2004-11-17 | 2004-11-17 | 磁気共鳴イメージング装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4749699B2 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7962019B2 (en) * | 2007-11-09 | 2011-06-14 | General Electric Company | System, method and apparatus for controlling drift of a main magnetic field in an MRI system |
| GB201704683D0 (en) | 2017-03-24 | 2017-05-10 | Siemens Healthcare Ltd | Electromagnetic assembley |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0449948A (ja) * | 1990-06-14 | 1992-02-19 | Toshiba Corp | Mri装置 |
| JPH09299351A (ja) * | 1996-05-16 | 1997-11-25 | Hitachi Medical Corp | 磁気共鳴イメージング装置用静磁場発生装置 |
| US6218838B1 (en) * | 1998-08-28 | 2001-04-17 | Picker International, Inc. | MRI magnet with high homogeneity, patient access, and low forces on the driver coils |
| JP3983984B2 (ja) * | 2001-02-15 | 2007-09-26 | 株式会社日立製作所 | 磁石装置とそれを用いた核磁気共鳴イメージング装置及びその磁場均一度調整方法 |
| JP2002291717A (ja) * | 2001-03-30 | 2002-10-08 | Hitachi Medical Corp | 磁場発生装置およびそれを備えた磁気共鳴イメージング装置 |
| JP3694659B2 (ja) * | 2001-07-16 | 2005-09-14 | 株式会社日立製作所 | マグネット及びその磁場調整方法並びに磁気共鳴撮像装置 |
| JP3698099B2 (ja) * | 2001-12-14 | 2005-09-21 | 株式会社日立製作所 | 磁気共鳴撮像装置用マグネット |
| US7242191B2 (en) * | 2002-11-25 | 2007-07-10 | General Electric Company | Cold mass support structure and helium vessel of actively shielded high field open MRI magnets |
-
2004
- 2004-11-17 JP JP2004333164A patent/JP4749699B2/ja not_active Expired - Fee Related
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