DE102007030136A1 - Vorrichtung und Verfahren zum Schaffen eines gerichteten Luftstroms auf die Fläche einer Gradientenspule - Google Patents
Vorrichtung und Verfahren zum Schaffen eines gerichteten Luftstroms auf die Fläche einer Gradientenspule Download PDFInfo
- Publication number
- DE102007030136A1 DE102007030136A1 DE102007030136A DE102007030136A DE102007030136A1 DE 102007030136 A1 DE102007030136 A1 DE 102007030136A1 DE 102007030136 A DE102007030136 A DE 102007030136A DE 102007030136 A DE102007030136 A DE 102007030136A DE 102007030136 A1 DE102007030136 A1 DE 102007030136A1
- Authority
- DE
- Germany
- Prior art keywords
- manifold
- gradient coil
- coil
- magnet
- annular gap
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 12
- 238000003384 imaging method Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 13
- 238000001816 cooling Methods 0.000 description 10
- 238000002595 magnetic resonance imaging Methods 0.000 description 7
- 230000015654 memory Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 230000005534 acoustic noise Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000007787 long-term memory Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
- G01R33/3856—Means for cooling the gradient coils or thermal shielding of the gradient coils
-
- 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
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/428,237 US7368913B2 (en) | 2006-06-30 | 2006-06-30 | Apparatus and method of providing forced airflow to a surface of a gradient coil |
| US11/428,237 | 2006-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102007030136A1 true DE102007030136A1 (de) | 2008-01-03 |
Family
ID=38352760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102007030136A Ceased DE102007030136A1 (de) | 2006-06-30 | 2007-06-27 | Vorrichtung und Verfahren zum Schaffen eines gerichteten Luftstroms auf die Fläche einer Gradientenspule |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7368913B2 (https=) |
| JP (1) | JP5094226B2 (https=) |
| DE (1) | DE102007030136A1 (https=) |
| GB (1) | GB2438758B (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019209505A1 (de) * | 2019-06-28 | 2020-12-31 | Siemens Healthcare Gmbh | Optimierung einer zeitlichen Abfolge einer MR-Steuerungssequenz |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7368913B2 (en) * | 2006-06-30 | 2008-05-06 | General Electric Company | Apparatus and method of providing forced airflow to a surface of a gradient coil |
| DE102007009184B4 (de) * | 2007-02-26 | 2017-03-23 | Siemens Healthcare Gmbh | Vorrichtung zur überlagerten MRI- und PET-Bilddarstellung |
| CN101299060B (zh) * | 2007-04-30 | 2011-04-06 | 西门子（中国）有限公司 | 一种磁共振成像系统的通风方法及通风系统 |
| JP5472896B2 (ja) * | 2007-11-22 | 2014-04-16 | 株式会社東芝 | 磁気共鳴装置 |
| JP5582756B2 (ja) * | 2008-11-28 | 2014-09-03 | 株式会社東芝 | 高周波コイルユニットおよび磁気共鳴診断装置 |
| EP2453250B1 (en) | 2009-06-30 | 2019-06-12 | Aspect Imaging Ltd. | A cage in an magnetic resonance device with a fastening/attenuating system |
| US8461841B2 (en) | 2009-08-30 | 2013-06-11 | Aspect Imaging Ltd. | Means and method for thermoregulating magnets within magnetic resonance devices |
| US9796955B2 (en) * | 2010-05-24 | 2017-10-24 | S.S. Steiner, Inc. | Natural and stable solutions of alpha-acids and their use for the improvement of foam quality of beer |
| US10076266B2 (en) | 2010-07-07 | 2018-09-18 | Aspect Imaging Ltd. | Devices and methods for a neonate incubator, capsule and cart |
| US11278461B2 (en) | 2010-07-07 | 2022-03-22 | Aspect Imaging Ltd. | Devices and methods for a neonate incubator, capsule and cart |
| DE102012203974A1 (de) * | 2012-03-14 | 2013-09-19 | Siemens Aktiengesellschaft | Magnetresonanztomograph mit Kühleinrichtung für Gradientenspulen |
| US11988730B2 (en) | 2016-08-08 | 2024-05-21 | Aspect Imaging Ltd. | Device, system and method for obtaining a magnetic measurement with permanent magnets |
| US10224135B2 (en) | 2016-08-08 | 2019-03-05 | Aspect Imaging Ltd. | Device, system and method for obtaining a magnetic measurement with permanent magnets |
| US11287497B2 (en) | 2016-08-08 | 2022-03-29 | Aspect Imaging Ltd. | Device, system and method for obtaining a magnetic measurement with permanent magnets |
| US10847294B2 (en) | 2017-07-10 | 2020-11-24 | Aspect Imaging Ltd. | System for generating a magnetic field |
| US11519979B2 (en) | 2019-02-27 | 2022-12-06 | GE Precision Healthcare LLC | Systems and methods for an abdominal radio frequency coil for MR imaging |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02237541A (ja) * | 1989-03-10 | 1990-09-20 | Yokogawa Medical Syst Ltd | Ｍｒ勾配コイルの冷却機構 |
| JPH03103233A (ja) * | 1989-09-18 | 1991-04-30 | Toshiba Corp | 磁気共鳴イメージング装置 |
| JPH04297746A (ja) * | 1991-01-18 | 1992-10-21 | Hitachi Air Conditioning & Refrig Co Ltd | 空調装置 |
| JP3403251B2 (ja) | 1994-09-12 | 2003-05-06 | ジーイー横河メディカルシステム株式会社 | Ｍｒ装置のコイル冷却構造 |
| JPH08110139A (ja) * | 1994-10-07 | 1996-04-30 | Seiko Instr Inc | 冷却機構 |
| JPH08322815A (ja) * | 1995-05-31 | 1996-12-10 | Shimadzu Corp | Ｍｒｉ装置 |
| JPH09510A (ja) * | 1995-06-23 | 1997-01-07 | Ge Yokogawa Medical Syst Ltd | 磁気共鳴撮影装置のコイル機構 |
| JPH10225446A (ja) | 1997-02-14 | 1998-08-25 | Hitachi Medical Corp | 磁気共鳴検査装置およびその運転方法 |
| JPH10234700A (ja) * | 1997-02-28 | 1998-09-08 | Shimadzu Corp | 磁気共鳴イメージング装置 |
| US6011394A (en) * | 1997-08-07 | 2000-01-04 | Picker International, Inc. | Self-shielded gradient coil assembly and method of manufacturing the same |
| DE10018165C2 (de) | 2000-04-12 | 2003-08-07 | Siemens Ag | Gradientenspule für MR-Anlagen mit direkter Kühlung |
| JP2002154316A (ja) * | 2000-11-22 | 2002-05-28 | Haiberu:Kk | 送風案内吹出し装置 |
| US6909283B2 (en) | 2001-04-12 | 2005-06-21 | General Electric Company | Method and system to regulate cooling of a medical imaging device |
| US6516282B2 (en) | 2001-04-19 | 2003-02-04 | Ge Medical Systems Global Technology Company | Predictive thermal control used with a vacuum enclosed coil assembly of a magnetic resonance imaging device |
| WO2003050555A1 (en) | 2001-12-10 | 2003-06-19 | Koninklijke Philips Electronics N.V. | Open magnetic resonance imaging (mri) magnet system |
| DE10203788A1 (de) | 2002-01-31 | 2003-08-21 | Siemens Ag | Elektrische Leiteranordnung und Verwendung der elektrischen Leiteranordnung |
| US7015692B2 (en) | 2003-08-07 | 2006-03-21 | Ge Electric Company | Apparatus for active cooling of an MRI patient bore in cylindrical MRI systems |
| US20050035764A1 (en) | 2003-08-14 | 2005-02-17 | Anthony Mantone | Method and apparatus for directly cooling hollow conductor wound transverse gradient coil boards |
| US7464558B2 (en) * | 2003-11-19 | 2008-12-16 | General Electric Company | Low eddy current cryogen circuit for superconducting magnets |
| US7304477B2 (en) | 2003-11-24 | 2007-12-04 | Koninklijke Philips Electronics N.V. | MRI apparatus with means for noise reduction |
| US6812705B1 (en) * | 2003-12-05 | 2004-11-02 | General Electric Company | Coolant cooled RF body coil |
| US20050179512A1 (en) | 2004-02-12 | 2005-08-18 | Ge Medical Systems Global Technology Company, Llc | Mri system with liquid cooled rf space |
| GB0403374D0 (en) * | 2004-02-16 | 2004-03-17 | Tesla Engineering Ltd | Cooling of coils in magnetic resonance imaging |
| US7034534B2 (en) * | 2004-06-03 | 2006-04-25 | Mayo Foundation For Medical Education And Research | Pressure activated driver for magnetic resonance elastography |
| US7135863B2 (en) * | 2004-09-30 | 2006-11-14 | General Electric Company | Thermal management system and method for MRI gradient coil |
| US7170292B2 (en) * | 2004-10-20 | 2007-01-30 | Doty Scientific, Inc. | NMR MAS inflow bernoulli bearing |
| US7368913B2 (en) * | 2006-06-30 | 2008-05-06 | General Electric Company | Apparatus and method of providing forced airflow to a surface of a gradient coil |
-
2006
- 2006-06-30 US US11/428,237 patent/US7368913B2/en not_active Expired - Fee Related
-
2007
- 2007-06-19 JP JP2007161186A patent/JP5094226B2/ja not_active Expired - Fee Related
- 2007-06-22 GB GB0712153A patent/GB2438758B/en not_active Expired - Fee Related
- 2007-06-27 DE DE102007030136A patent/DE102007030136A1/de not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019209505A1 (de) * | 2019-06-28 | 2020-12-31 | Siemens Healthcare Gmbh | Optimierung einer zeitlichen Abfolge einer MR-Steuerungssequenz |
| US11194002B2 (en) | 2019-06-28 | 2021-12-07 | Siemens Healthcare Gmbh | Optimization of a chronological sequence in an mr control sequence |
Also Published As
| Publication number | Publication date |
|---|---|
| US7368913B2 (en) | 2008-05-06 |
| US20080001601A1 (en) | 2008-01-03 |
| GB2438758B (en) | 2010-03-24 |
| JP2008012296A (ja) | 2008-01-24 |
| GB0712153D0 (en) | 2007-08-01 |
| JP5094226B2 (ja) | 2012-12-12 |
| GB2438758A (en) | 2007-12-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed |
Effective date: 20140515 |
|
| R016 | Response to examination communication | ||
| R002 | Refusal decision in examination/registration proceedings | ||
| R003 | Refusal decision now final |