JP3847519B2 - 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
- JP3847519B2 JP3847519B2 JP2000097632A JP2000097632A JP3847519B2 JP 3847519 B2 JP3847519 B2 JP 3847519B2 JP 2000097632 A JP2000097632 A JP 2000097632A JP 2000097632 A JP2000097632 A JP 2000097632A JP 3847519 B2 JP3847519 B2 JP 3847519B2
- Authority
- JP
- Japan
- Prior art keywords
- measurement
- magnetic field
- group
- space
- origin
- 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 27
- 238000005259 measurement Methods 0.000 claims description 88
- 238000003384 imaging method Methods 0.000 claims description 45
- 238000012545 processing Methods 0.000 claims description 14
- 238000005481 NMR spectroscopy Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000003068 static effect Effects 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 4
- 230000005284 excitation Effects 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 50
- 239000002872 contrast media Substances 0.000 description 32
- 210000004204 blood vessel Anatomy 0.000 description 25
- 238000013480 data collection Methods 0.000 description 22
- 238000005070 sampling Methods 0.000 description 11
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 210000001367 artery Anatomy 0.000 description 9
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000017531 blood circulation Effects 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 238000009877 rendering Methods 0.000 description 5
- 210000003462 vein Anatomy 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000002583 angiography Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
Images
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000097632A JP3847519B2 (ja) | 2000-03-31 | 2000-03-31 | 磁気共鳴イメージング装置 |
| PCT/JP2001/000832 WO2001058352A1 (en) | 2000-02-07 | 2001-02-07 | Magnetic resonance imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000097632A JP3847519B2 (ja) | 2000-03-31 | 2000-03-31 | 磁気共鳴イメージング装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001276016A JP2001276016A (ja) | 2001-10-09 |
| JP2001276016A5 JP2001276016A5 (enExample) | 2005-06-30 |
| JP3847519B2 true JP3847519B2 (ja) | 2006-11-22 |
Family
ID=18612227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000097632A Expired - Fee Related JP3847519B2 (ja) | 2000-02-07 | 2000-03-31 | 磁気共鳴イメージング装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3847519B2 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003101294A1 (fr) * | 2002-05-31 | 2003-12-11 | Hitachi Medical Corporation | Dispositif d'imagerie par resonnance magnetique et procede ce-mra multistation |
| WO2003103491A1 (ja) * | 2002-06-07 | 2003-12-18 | 株式会社日立メディコ | 磁気共鳴イメージング装置 |
| JP4807833B2 (ja) * | 2003-10-07 | 2011-11-02 | 株式会社日立メディコ | 磁気共鳴イメージング装置及びこれを用いた造影アンジオグラフィー法 |
| EP1812101A4 (en) * | 2004-11-16 | 2014-04-23 | Medrad Inc | MODELING PHARMACEUTICAL DISSIPATION |
| JP5133711B2 (ja) * | 2008-01-10 | 2013-01-30 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 磁気共鳴イメージング装置および磁気共鳴画像生成方法 |
| WO2010045003A1 (en) * | 2008-10-14 | 2010-04-22 | Mayo Foundation For Medical Education And Research | Method for time-of-arrival mapping in magnetic resonance imaging |
| JP6362950B2 (ja) * | 2014-07-24 | 2018-07-25 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 磁気共鳴装置 |
-
2000
- 2000-03-31 JP JP2000097632A patent/JP3847519B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001276016A (ja) | 2001-10-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3847512B2 (ja) | 磁気共鳴イメージング装置 | |
| JP4127889B2 (ja) | 磁気共鳴イメージング装置 | |
| JP3845714B2 (ja) | コントラスト剤を使用して磁気共鳴血管造影法を実行する方法 | |
| US9700220B2 (en) | Magnetic resonance imaging apparatus and magnetic resonance imaging method | |
| US8228063B2 (en) | Magnetic resonance imaging apparatus and magnetic resonance imaging method | |
| US5873825A (en) | Three dimensional digital subtraction magnetic resonance angiography with limited k-space mask | |
| JP5127841B2 (ja) | 磁気共鳴イメージング装置及び磁化率強調画像撮影方法 | |
| EP1145029A1 (en) | Contrast detection and guided reconstruction in contrast-enhanced magnetic resonance angiography | |
| EP2548039A1 (en) | Simultaneous and dynamic determination of longitudinal and transversal relaxation times of a nuclear spin system | |
| US20130241552A1 (en) | Magnetic resonance imaging apparatus and contrast-enhanced image acquisition method | |
| JP4807833B2 (ja) | 磁気共鳴イメージング装置及びこれを用いた造影アンジオグラフィー法 | |
| US20150042335A1 (en) | Mr imaging with b1 mapping | |
| US7450982B2 (en) | Magnetic resonance imaging system and method | |
| US6044290A (en) | Time-resolved digital subtraction magnetic resonance angiography using echo-planar imaging | |
| JPH07116144A (ja) | 核磁気共鳴撮影方法及び装置 | |
| US6198960B1 (en) | Flip angle modulated magnetic resonance angiography | |
| US7167740B2 (en) | Measuring method in magnetic resonance imaging device and magnetic resonance imaging device | |
| JP3847519B2 (ja) | 磁気共鳴イメージング装置 | |
| JP3847554B2 (ja) | 磁気共鳴イメージング装置 | |
| US7307420B2 (en) | MRI method for simultaneous phase contrast angiography and invasive device tracking | |
| JP4763142B2 (ja) | 磁気共鳴イメージング装置 | |
| JP3903276B2 (ja) | 磁気共鳴撮像装置 | |
| JP4462781B2 (ja) | 磁気共鳴イメージング装置 | |
| JP2008055023A (ja) | 磁気共鳴イメージング装置 | |
| JP4266574B2 (ja) | 磁気共鳴イメージング装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20041018 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20041018 |
|
| 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: 20060822 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20060823 |
|
| 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: 20100901 Year of fee payment: 4 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110901 Year of fee payment: 5 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110901 Year of fee payment: 5 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120901 Year of fee payment: 6 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120901 Year of fee payment: 6 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130901 Year of fee payment: 7 |
|
| LAPS | Cancellation because of no payment of annual fees |