JP4318836B2 - 磁気共鳴イメージング装置 - Google Patents
磁気共鳴イメージング装置 Download PDFInfo
- Publication number
- JP4318836B2 JP4318836B2 JP2000112321A JP2000112321A JP4318836B2 JP 4318836 B2 JP4318836 B2 JP 4318836B2 JP 2000112321 A JP2000112321 A JP 2000112321A JP 2000112321 A JP2000112321 A JP 2000112321A JP 4318836 B2 JP4318836 B2 JP 4318836B2
- Authority
- JP
- Japan
- Prior art keywords
- frequency signal
- region
- magnetic field
- time
- frequency
- 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 - Fee Related
Links
- 238000002595 magnetic resonance imaging Methods 0.000 title claims description 21
- 230000005284 excitation Effects 0.000 claims description 21
- 238000005259 measurement Methods 0.000 claims description 11
- 230000001678 irradiating effect Effects 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 6
- 210000004204 blood vessel Anatomy 0.000 claims description 2
- 238000003384 imaging method Methods 0.000 description 18
- 238000000034 method Methods 0.000 description 11
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 10
- 238000000079 presaturation Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 239000000523 sample Substances 0.000 description 5
- 229920006395 saturated elastomer Polymers 0.000 description 5
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 3
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Images
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000112321A JP4318836B2 (ja) | 2000-04-13 | 2000-04-13 | 磁気共鳴イメージング装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000112321A JP4318836B2 (ja) | 2000-04-13 | 2000-04-13 | 磁気共鳴イメージング装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001292974A JP2001292974A (ja) | 2001-10-23 |
| JP2001292974A5 JP2001292974A5 (enExample) | 2007-06-21 |
| JP4318836B2 true JP4318836B2 (ja) | 2009-08-26 |
Family
ID=18624511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000112321A Expired - Fee Related JP4318836B2 (ja) | 2000-04-13 | 2000-04-13 | 磁気共鳴イメージング装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4318836B2 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110148134A (zh) * | 2019-04-02 | 2019-08-20 | 佛山瑞加图医疗科技有限公司 | 血管成像方法及装置 |
-
2000
- 2000-04-13 JP JP2000112321A patent/JP4318836B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001292974A (ja) | 2001-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6222365B1 (en) | Magnetic resonance imaging apparatus and method | |
| JP3276669B2 (ja) | 磁気共鳴イメージング装置 | |
| US20080211499A1 (en) | Low Power Decoupling for Multi-Nuclear Spectroscopy | |
| JP2002165776A (ja) | 磁気共鳴イメージング装置における計測方法及び磁気共鳴イメージング装置 | |
| JP4318836B2 (ja) | 磁気共鳴イメージング装置 | |
| JP2005152534A (ja) | 磁気共鳴撮影装置およびrf波生成方法 | |
| JP3392478B2 (ja) | 磁気共鳴映像装置 | |
| JP2000005142A (ja) | 磁気共鳴イメージング方法及び装置 | |
| JP5004588B2 (ja) | 磁気共鳴イメージング装置 | |
| JP3341914B2 (ja) | Mr装置及びプレパレーションパルスの印加方法 | |
| JP4609975B2 (ja) | 磁気共鳴イメージング装置 | |
| JP3645896B2 (ja) | 磁気共鳴イメージング装置 | |
| JP4494937B2 (ja) | Mri装置 | |
| CN114624639B (zh) | 磁共振成像装置及其控制方法 | |
| JP3499927B2 (ja) | 磁気共鳴イメージング装置 | |
| JP3440134B2 (ja) | 磁気共鳴イメージング装置 | |
| JP2002306447A (ja) | 磁気共鳴イメージング装置 | |
| JP2606488B2 (ja) | Mri装置 | |
| JPH10243934A (ja) | 磁気共鳴診断装置 | |
| JP2000175882A (ja) | Mrイメージング装置 | |
| JP4318837B2 (ja) | 磁気共鳴イメージング装置 | |
| JP2002000579A (ja) | Mr拡散画像撮影装置 | |
| JP2677063B2 (ja) | Mr装置 | |
| JPH10211186A (ja) | 磁気共鳴イメージング方法及び装置 | |
| JPH03231632A (ja) | 磁気共鳴イメージング方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070410 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20070410 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070423 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20090116 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20090202 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090319 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20090525 |
|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20090527 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120605 Year of fee payment: 3 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120605 Year of fee payment: 3 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130605 Year of fee payment: 4 |
|
| LAPS | Cancellation because of no payment of annual fees |