JPH0280033A - 永久磁石型磁気共鳴イメージング装置 - Google Patents
永久磁石型磁気共鳴イメージング装置Info
- Publication number
- JPH0280033A JPH0280033A JP63231903A JP23190388A JPH0280033A JP H0280033 A JPH0280033 A JP H0280033A JP 63231903 A JP63231903 A JP 63231903A JP 23190388 A JP23190388 A JP 23190388A JP H0280033 A JPH0280033 A JP H0280033A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic field
- copper plates
- copper plate
- permanent magnet
- slit
- 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
- 238000002595 magnetic resonance imaging Methods 0.000 title claims description 11
- 230000005291 magnetic effect Effects 0.000 claims abstract description 69
- 229910052802 copper Inorganic materials 0.000 claims abstract description 43
- 239000010949 copper Substances 0.000 claims abstract description 43
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 42
- 230000003068 static effect Effects 0.000 claims description 7
- 230000004907 flux Effects 0.000 abstract description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 238000000034 method Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000877 morphologic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63231903A JPH0280033A (ja) | 1988-09-16 | 1988-09-16 | 永久磁石型磁気共鳴イメージング装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63231903A JPH0280033A (ja) | 1988-09-16 | 1988-09-16 | 永久磁石型磁気共鳴イメージング装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0280033A true JPH0280033A (ja) | 1990-03-20 |
| JPH055498B2 JPH055498B2 (enrdf_load_stackoverflow) | 1993-01-22 |
Family
ID=16930852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63231903A Granted JPH0280033A (ja) | 1988-09-16 | 1988-09-16 | 永久磁石型磁気共鳴イメージング装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0280033A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0764853A1 (en) * | 1995-09-19 | 1997-03-26 | Shin-Etsu Chemical Co., Ltd. | Magnet assembly in MRI instrument |
| EP0801314A1 (en) * | 1996-04-12 | 1997-10-15 | Shin-Etsu Chemical Co., Ltd. | MRI magnet assembly with opposite permanent magnets |
-
1988
- 1988-09-16 JP JP63231903A patent/JPH0280033A/ja active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0764853A1 (en) * | 1995-09-19 | 1997-03-26 | Shin-Etsu Chemical Co., Ltd. | Magnet assembly in MRI instrument |
| US5774034A (en) * | 1995-09-19 | 1998-06-30 | Shin-Etsu Chemical Co., Ltd. | Magnet assembly in MRI instrument |
| EP0801314A1 (en) * | 1996-04-12 | 1997-10-15 | Shin-Etsu Chemical Co., Ltd. | MRI magnet assembly with opposite permanent magnets |
| US5825187A (en) * | 1996-04-12 | 1998-10-20 | Shin-Etsu Chemical Co., Ltd. | Magnetic circuit system with opposite permanent magnets |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH055498B2 (enrdf_load_stackoverflow) | 1993-01-22 |
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