JPH0228820B2 - - Google Patents
Info
- Publication number
- JPH0228820B2 JPH0228820B2 JP57165228A JP16522882A JPH0228820B2 JP H0228820 B2 JPH0228820 B2 JP H0228820B2 JP 57165228 A JP57165228 A JP 57165228A JP 16522882 A JP16522882 A JP 16522882A JP H0228820 B2 JPH0228820 B2 JP H0228820B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic field
- gradient magnetic
- subject
- applying
- axis
- 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.)
- Expired - Lifetime
Links
- 230000005291 magnetic effect Effects 0.000 claims description 90
- 238000005481 NMR spectroscopy Methods 0.000 claims description 51
- 238000000034 method Methods 0.000 claims description 33
- 230000005415 magnetization Effects 0.000 claims description 28
- 230000003068 static effect Effects 0.000 claims description 17
- 230000005284 excitation Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 12
- 238000007689 inspection Methods 0.000 claims description 7
- 238000001228 spectrum Methods 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 16
- 150000002431 hydrogen Chemical class 0.000 description 4
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 125000001153 fluoro group Chemical class F* 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 150000003385 sodium Chemical class 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/4818—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
- G01R33/482—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space using a Cartesian trajectory
Landscapes
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57165228A JPS5954952A (ja) | 1982-09-22 | 1982-09-22 | 核磁気共鳴による検査方法及び検査装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57165228A JPS5954952A (ja) | 1982-09-22 | 1982-09-22 | 核磁気共鳴による検査方法及び検査装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5954952A JPS5954952A (ja) | 1984-03-29 |
| JPH0228820B2 true JPH0228820B2 (zh) | 1990-06-26 |
Family
ID=15808287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57165228A Granted JPS5954952A (ja) | 1982-09-22 | 1982-09-22 | 核磁気共鳴による検査方法及び検査装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5954952A (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2590641B2 (ja) * | 1991-09-04 | 1997-03-12 | 株式会社日立製作所 | 核磁気共鳴を用いた検査装置 |
| JP2908380B2 (ja) * | 1997-05-14 | 1999-06-21 | 株式会社日立製作所 | 核磁気共鳴を用いた検査装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51117692A (en) * | 1975-03-18 | 1976-10-15 | Varian Associates | Gyromagnetic resonance fourie transform zeugmatography |
-
1982
- 1982-09-22 JP JP57165228A patent/JPS5954952A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51117692A (en) * | 1975-03-18 | 1976-10-15 | Varian Associates | Gyromagnetic resonance fourie transform zeugmatography |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5954952A (ja) | 1984-03-29 |
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