NL1026851C2 - Een systeem en een werkwijze voor het reduceren van artefacten en het verbeteren van het bestrijkingsgebied in MR-spectroscopie. - Google Patents
Een systeem en een werkwijze voor het reduceren van artefacten en het verbeteren van het bestrijkingsgebied in MR-spectroscopie. Download PDFInfo
- Publication number
- NL1026851C2 NL1026851C2 NL1026851A NL1026851A NL1026851C2 NL 1026851 C2 NL1026851 C2 NL 1026851C2 NL 1026851 A NL1026851 A NL 1026851A NL 1026851 A NL1026851 A NL 1026851A NL 1026851 C2 NL1026851 C2 NL 1026851C2
- Authority
- NL
- Netherlands
- Prior art keywords
- probe
- homogeneity
- coil
- housing
- subject
- Prior art date
Links
- 238000000034 method Methods 0.000 title description 13
- 238000004611 spectroscopical analysis Methods 0.000 title description 5
- 239000000523 sample Substances 0.000 claims description 37
- 239000000463 material Substances 0.000 claims description 25
- 238000003384 imaging method Methods 0.000 claims description 22
- 239000012528 membrane Substances 0.000 claims description 22
- 230000002708 enhancing effect Effects 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 5
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 1
- 239000012779 reinforcing material Substances 0.000 claims 1
- 230000007704 transition Effects 0.000 description 12
- 210000002307 prostate Anatomy 0.000 description 9
- 210000001519 tissue Anatomy 0.000 description 9
- 206010028980 Neoplasm Diseases 0.000 description 8
- 201000011510 cancer Diseases 0.000 description 7
- 238000003745 diagnosis Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 206010060862 Prostate cancer Diseases 0.000 description 4
- 208000000236 Prostatic Neoplasms Diseases 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 241000239290 Araneae Species 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 2
- 238000002595 magnetic resonance imaging Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004393 prognosis Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- -1 FC-77 Chemical compound 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000002473 artificial blood Substances 0.000 description 1
- 210000003679 cervix uteri Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
-
- 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
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/42—Screening
- G01R33/422—Screening of the radio frequency field
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Physics & Mathematics (AREA)
- Radiology & Medical Imaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Biophysics (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- High Energy & Nuclear Physics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US60483203 | 2003-08-20 | ||
| US10/604,832 US20050043613A1 (en) | 2003-08-20 | 2003-08-20 | System and method to reduce artifacts and improve coverage in mr spectroscopy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL1026851A1 NL1026851A1 (nl) | 2005-02-22 |
| NL1026851C2 true NL1026851C2 (nl) | 2006-12-05 |
Family
ID=34193438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL1026851A NL1026851C2 (nl) | 2003-08-20 | 2004-08-17 | Een systeem en een werkwijze voor het reduceren van artefacten en het verbeteren van het bestrijkingsgebied in MR-spectroscopie. |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20050043613A1 (enExample) |
| JP (1) | JP2005066340A (enExample) |
| NL (1) | NL1026851C2 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005045663A1 (de) * | 2005-09-13 | 2007-03-22 | Novalung Gmbh | Vorrichtung zur Unterbrechung eines durch einen Hohlkörper fließenden Blutstroms in einem extrakorporalen Blutkreislauf |
| JP5777711B2 (ja) * | 2010-07-01 | 2015-09-09 | バイエル メディカル ケア インコーポレーテッド | 多チャンネル直腸内コイルおよびそのためのインターフェース装置 |
| EP2669697A3 (en) * | 2012-04-13 | 2014-02-26 | Max-Delbrück-Centrum für Molekulare Medizin | An array of radiative antenna elements enclosed in a flexible dielectric medium for combined MR imaging and RF hyperthermia |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5139024A (en) * | 1987-11-16 | 1992-08-18 | The University Of Rochester | Resonators for magnetic resonance imaging |
| US6294972B1 (en) * | 2000-08-03 | 2001-09-25 | The Mcw Research Foundation, Inc. | Method for shimming a static magnetic field in a local MRI coil |
| US20030085704A1 (en) * | 2001-09-28 | 2003-05-08 | Siemens Aktiengesellschaft | Shimmed magnetic resonance examination apparatus, and shimming method and shimming components therefor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5348010A (en) * | 1989-02-24 | 1994-09-20 | Medrea, Inc., Pennsylvania Corp., Pa. | Intracavity probe and interface device for MRI imaging and spectroscopy |
| NL9201724A (nl) * | 1991-10-07 | 1993-05-03 | Medrad Inc En The Trustees Of | Sonde voor mri-beeldvorming en spectroscopie, in het bijzonder in het cervicale gebied. |
| US5339033A (en) * | 1992-08-11 | 1994-08-16 | Alliance Pharmaceutical Corp. | Method of improving fat saturation during MRI |
| US5417213A (en) * | 1993-06-07 | 1995-05-23 | Prince; Martin R. | Magnetic resonance arteriography with dynamic intravenous contrast agents |
-
2003
- 2003-08-20 US US10/604,832 patent/US20050043613A1/en not_active Abandoned
-
2004
- 2004-08-17 NL NL1026851A patent/NL1026851C2/nl not_active IP Right Cessation
- 2004-08-19 JP JP2004238979A patent/JP2005066340A/ja not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5139024A (en) * | 1987-11-16 | 1992-08-18 | The University Of Rochester | Resonators for magnetic resonance imaging |
| US6294972B1 (en) * | 2000-08-03 | 2001-09-25 | The Mcw Research Foundation, Inc. | Method for shimming a static magnetic field in a local MRI coil |
| US20030085704A1 (en) * | 2001-09-28 | 2003-05-08 | Siemens Aktiengesellschaft | Shimmed magnetic resonance examination apparatus, and shimming method and shimming components therefor |
Non-Patent Citations (3)
| Title |
|---|
| ANONYMOUS: "RF resonance suppression by dielectric material", RESEARCH DISCLOSURE, vol. 442, no. 5, February 2001 (2001-02-01), XP007127564, ISSN: 0374-4353 * |
| BUTTERWORTH E J ET AL: "A TiO2 dielectric filled toroidal radio frequency cavity resonator for high-field NMR", NMR IN BIOMEDICINE, vol. 14, May 2001 (2001-05-01), pages 184 - 191, XP008066761, ISSN: 0952-3480 * |
| FOO T K F ET AL: "Reduction of RF penetration effects in high field imaging", MAGNETIC RESONANCE IN MEDICINE, vol. 23, no. 2, February 1992 (1992-02-01), pages 287 - 301, XP000261762, ISSN: 0740-3194 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005066340A (ja) | 2005-03-17 |
| NL1026851A1 (nl) | 2005-02-22 |
| US20050043613A1 (en) | 2005-02-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Rieke et al. | MR thermometry | |
| US7542793B2 (en) | MR-guided breast tumor ablation and temperature imaging system | |
| US6377834B1 (en) | Real time in vivo measurement of temperature changes with contrast enhanced NMR imaging | |
| Klomp et al. | Amide proton transfer imaging of the human breast at 7T: development and reproducibility | |
| EP2130058B1 (en) | Fast magnetic resonance spectroscopic imaging | |
| US7800367B2 (en) | Method and apparatus for generating T2* weighted magnetic resonance images | |
| US20050065429A1 (en) | Method for three plane interleaved acquisition for three dimensional temperature monitoring with MRI | |
| US7772844B2 (en) | System and method for tissue specific MR imaging of metabolites using spectral-spatially formed stimulated echo | |
| US6064203A (en) | Method and apparatus for determining or imaging longitudinal spin relaxation time or producing images which substantially reflect longitudinal spin relaxation time contrast | |
| CN101356447B (zh) | 组织糖原的非侵入式mri测定 | |
| US20100156417A1 (en) | System and method for fast mr imaging of metabolites at selective excitation frequencies | |
| JP5819141B2 (ja) | 傾斜コイル動作誘導による磁場ドリフトをモデル化する磁気共鳴撮像装置 | |
| CN101010597B (zh) | 采用已校准幻象确定局部弛豫时间值的mr方法和mr成像设备 | |
| JP5563737B2 (ja) | 過分極薬剤に対する代謝ｍｒ撮像のためのシステム | |
| US7054675B2 (en) | Customized spatial saturation pulse sequence for suppression of artifacts in MR images | |
| JP2004283587A (ja) | 均一性増強材料を埋め込んだｒｆコイル | |
| JP2002224083A (ja) | 磁気共鳴画像診断装置 | |
| NL1026851C2 (nl) | Een systeem en een werkwijze voor het reduceren van artefacten en het verbeteren van het bestrijkingsgebied in MR-spectroscopie. | |
| US7012428B1 (en) | Method and apparatus of reducing artifacts in phase-cycled steady-state free precession imaging | |
| Anumula et al. | High-Resolution Black-Blood MRI of the Carotid Vessel Wall Using Phased-Array Coils at 1.5 and 3 Tesla1 | |
| JP2007090061A (ja) | ３ｄタイムオブフライト・イメージングにおける同時脂肪抑制、磁化移動コントラスト及び空間飽和の装置及び方法 | |
| US6492810B1 (en) | Anti-aliasing magnetic resonance device which reduces aliasing from regions outside of the excitation volume | |
| US20020022779A1 (en) | Apparatus and methods for diagnosing osteoporosis and other diseases with MR imaging | |
| Erturk et al. | 7 Tesla MRI with a transmit/receive loopless antenna and B1‐insensitive selective excitation | |
| JP4576534B2 (ja) | 磁気共鳴イメージング装置および撮像方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AD1A | A request for search or an international type search has been filed | ||
| RD2N | Patents in respect of which a decision has been taken or a report has been made (novelty report) |
Effective date: 20060731 |
|
| PD2B | A search report has been drawn up | ||
| VD1 | Lapsed due to non-payment of the annual fee |
Effective date: 20090301 |