JPS6069542A - 物性即ち磁界の特性を分析する方法 - Google Patents
物性即ち磁界の特性を分析する方法Info
- Publication number
- JPS6069542A JPS6069542A JP59129052A JP12905284A JPS6069542A JP S6069542 A JPS6069542 A JP S6069542A JP 59129052 A JP59129052 A JP 59129052A JP 12905284 A JP12905284 A JP 12905284A JP S6069542 A JPS6069542 A JP S6069542A
- Authority
- JP
- Japan
- Prior art keywords
- target
- magnetic field
- gradient
- steps
- excitation pulse
- 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
- 238000000034 method Methods 0.000 title claims description 110
- 230000005291 magnetic effect Effects 0.000 title claims description 107
- 230000000704 physical effect Effects 0.000 title 1
- 230000005284 excitation Effects 0.000 claims description 49
- 238000009826 distribution Methods 0.000 claims description 33
- 238000003384 imaging method Methods 0.000 claims description 29
- 238000005070 sampling Methods 0.000 claims description 20
- 238000013507 mapping Methods 0.000 claims description 19
- 230000005415 magnetization Effects 0.000 claims description 15
- 238000005481 NMR spectroscopy Methods 0.000 claims description 14
- 238000004458 analytical method Methods 0.000 claims description 14
- 238000002592 echocardiography Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 13
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 12
- 239000011574 phosphorus Substances 0.000 claims description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims description 9
- 230000010363 phase shift Effects 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 6
- 238000012937 correction Methods 0.000 claims description 6
- 230000002123 temporal effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 230000003595 spectral effect Effects 0.000 claims description 4
- 230000005311 nuclear magnetism Effects 0.000 claims 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 230000001934 delay Effects 0.000 claims 2
- 229910052731 fluorine Inorganic materials 0.000 claims 2
- 239000011737 fluorine Substances 0.000 claims 2
- 239000011591 potassium Substances 0.000 claims 2
- 229910052700 potassium Inorganic materials 0.000 claims 2
- 239000011734 sodium Substances 0.000 claims 2
- 229910052708 sodium Inorganic materials 0.000 claims 2
- 210000000577 adipose tissue Anatomy 0.000 claims 1
- 239000012620 biological material Substances 0.000 claims 1
- 238000000265 homogenisation Methods 0.000 claims 1
- 230000002503 metabolic effect Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 description 33
- 238000001228 spectrum Methods 0.000 description 21
- 230000009471 action Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012800 visualization Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- ZKHQWZAMYRWXGA-UHFFFAOYSA-N Adenosine triphosphate Natural products C1=NC=2C(N)=NC=NC=2N1C1OC(COP(O)(=O)OP(O)(=O)OP(O)(O)=O)C(O)C1O ZKHQWZAMYRWXGA-UHFFFAOYSA-N 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- CVSVTCORWBXHQV-UHFFFAOYSA-N creatine Chemical compound NC(=[NH2+])N(C)CC([O-])=O CVSVTCORWBXHQV-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000003834 intracellular effect Effects 0.000 description 2
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- ZKHQWZAMYRWXGA-KQYNXXCUSA-J ATP(4-) Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O)[C@@H](O)[C@H]1O ZKHQWZAMYRWXGA-KQYNXXCUSA-J 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 208000018583 New-onset refractory status epilepticus Diseases 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229960003624 creatine Drugs 0.000 description 1
- 239000006046 creatine Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008855 peristalsis Effects 0.000 description 1
- 150000003017 phosphorus Chemical class 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000005610 quantum mechanics Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000007794 visualization technique Methods 0.000 description 1
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI832326 | 1983-06-23 | ||
| FI832326A FI832326A0 (fi) | 1983-06-23 | 1983-06-23 | Foerfarande foer utredning av aemnets eller magnetfaeltets egenskaper |
| FI833807 | 1983-10-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6069542A true JPS6069542A (ja) | 1985-04-20 |
| JPH0442010B2 JPH0442010B2 (enrdf_load_stackoverflow) | 1992-07-10 |
Family
ID=8517413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59129052A Granted JPS6069542A (ja) | 1983-06-23 | 1984-06-22 | 物性即ち磁界の特性を分析する方法 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS6069542A (enrdf_load_stackoverflow) |
| FI (1) | FI832326A0 (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6266846A (ja) * | 1985-09-18 | 1987-03-26 | 株式会社日立メディコ | 化学シフト値を用いたｎｍｒ検査装置 |
| JPS62137044A (ja) * | 1985-11-29 | 1987-06-19 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | 磁気共鳴断層写真法およびその装置 |
| JPS6425842A (en) * | 1987-07-22 | 1989-01-27 | Hitachi Ltd | Examination method using nuclear magnetic resonance |
| JPS6446440A (en) * | 1987-08-14 | 1989-02-20 | Hitachi Ltd | Nmr signal measuring method of nmr examination apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54156596A (en) * | 1978-05-25 | 1979-12-10 | Emi Ltd | Method and device for checking by nuclear magnetic resonance |
| JPS5863841A (ja) * | 1981-09-21 | 1983-04-15 | ピ−タ−・マンスフイ−ルド | 核磁気共鳴により体を検査する方法 |
-
1983
- 1983-06-23 FI FI832326A patent/FI832326A0/fi not_active Application Discontinuation
-
1984
- 1984-06-22 JP JP59129052A patent/JPS6069542A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54156596A (en) * | 1978-05-25 | 1979-12-10 | Emi Ltd | Method and device for checking by nuclear magnetic resonance |
| JPS5863841A (ja) * | 1981-09-21 | 1983-04-15 | ピ−タ−・マンスフイ−ルド | 核磁気共鳴により体を検査する方法 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6266846A (ja) * | 1985-09-18 | 1987-03-26 | 株式会社日立メディコ | 化学シフト値を用いたｎｍｒ検査装置 |
| JPS62137044A (ja) * | 1985-11-29 | 1987-06-19 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | 磁気共鳴断層写真法およびその装置 |
| JPS6425842A (en) * | 1987-07-22 | 1989-01-27 | Hitachi Ltd | Examination method using nuclear magnetic resonance |
| JPS6446440A (en) * | 1987-08-14 | 1989-02-20 | Hitachi Ltd | Nmr signal measuring method of nmr examination apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0442010B2 (enrdf_load_stackoverflow) | 1992-07-10 |
| FI832326A0 (fi) | 1983-06-23 |
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