CN102830377A - 在磁共振设备中均匀局部基本磁场的局部线圈的匀场线圈 - Google Patents
在磁共振设备中均匀局部基本磁场的局部线圈的匀场线圈 Download PDFInfo
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- CN102830377A CN102830377A CN201210202891XA CN201210202891A CN102830377A CN 102830377 A CN102830377 A CN 102830377A CN 201210202891X A CN201210202891X A CN 201210202891XA CN 201210202891 A CN201210202891 A CN 201210202891A CN 102830377 A CN102830377 A CN 102830377A
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- 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
- G01R33/387—Compensation of inhomogeneities
- G01R33/3875—Compensation of inhomogeneities using correction coil assemblies, e.g. active shimming
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6814—Head
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0204—Operational features of power management
- A61B2560/0214—Operational features of power management of power generation or supply
-
- 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
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
- G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Radiology & Medical Imaging (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
Description
Claims (24)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011077724A DE102011077724A1 (de) | 2011-06-17 | 2011-06-17 | Lokale Shim- Spule innerhalb einer Lokalspule, als lokale BO -Homogenisierung in einem MRT |
DE102011077724.5 | 2011-06-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102830377A true CN102830377A (zh) | 2012-12-19 |
CN102830377B CN102830377B (zh) | 2017-03-01 |
Family
ID=47228298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210202891.XA Active CN102830377B (zh) | 2011-06-17 | 2012-06-15 | 用于成像系统的局部线圈 |
Country Status (3)
Country | Link |
---|---|
US (2) | US9360541B2 (zh) |
CN (1) | CN102830377B (zh) |
DE (1) | DE102011077724A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105044636A (zh) * | 2014-04-16 | 2015-11-11 | 西门子公司 | 用于补偿磁场的不均匀性的方法、系统和磁共振设备 |
CN107015180A (zh) * | 2015-10-30 | 2017-08-04 | 通用电气公司 | 磁共振成像矩阵匀场线圈系统和方法 |
CN107533119A (zh) * | 2015-04-10 | 2018-01-02 | 圣纳普医疗(巴巴多斯)公司 | 用于磁共振成像的匀场线圈 |
WO2019126934A1 (zh) * | 2017-12-25 | 2019-07-04 | 深圳先进技术研究院 | 一种用于磁共振成像的局部匀场系统及匀场方法 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011080275B4 (de) | 2011-08-02 | 2018-10-25 | Siemens Healthcare Gmbh | Lokalspule, insbesondere Halsspule, mit mehreren separat schaltbaren Lokalspulen- Shimspulen |
DE102011086658B3 (de) | 2011-11-18 | 2013-03-28 | Siemens Aktiengesellschaft | Von Gradienten unabhängige Shimspule für eine Lokalspule einer Magnetresonanzeinrichtung, Lokalspule, Magnetresonanzeinrichtung, sowie Verfahren zur Platzierung einer Shimspuleneinrichtung |
DE102011087485B3 (de) * | 2011-11-30 | 2013-05-29 | Siemens Aktiengesellschaft | Magnetresonanztomographie-Anlage, Verfahren zum Ausgleichen einer Feldinhomogenität in der Anlage und Shimspulenanordnung |
DE102012204527B4 (de) | 2012-03-21 | 2015-05-13 | Siemens Aktiengesellschaft | Mehrlagiges Kissen zur optimalen Anpassung an Anatomie und zur Suszeptibilitäts- Anpassung |
DE102012206300B3 (de) | 2012-04-17 | 2013-07-25 | Siemens Aktiengesellschaft | Shimspulenanordnung für eine Extremität eines Patienten |
CN103913711B (zh) * | 2012-12-31 | 2020-11-13 | 深圳联影医疗科技有限公司 | 头线圈 |
DE102013214125A1 (de) | 2013-07-18 | 2014-04-03 | Siemens Aktiengesellschaft | Ausführung einer lokalen Shimspulenanordnung zur Kompensation der Magnetinhomogenität eines MR-Systems |
DE102013216529B4 (de) | 2013-08-21 | 2019-05-23 | Siemens Healthcare Gmbh | Verfahren insbesondere zur patientenadaptiven B0-Homogenisierung von MR-Systemen unter Verwendung unterschiedlicher Typen von Shim-Spulen |
CN105555189B (zh) * | 2013-09-17 | 2020-03-17 | 小利兰·斯坦福大学托管委员会 | 在核磁共振成像系统中获得高质量光学图像的装置 |
DE102014219682B4 (de) | 2014-09-29 | 2019-06-06 | Siemens Healthcare Gmbh | Shimspulenvorrichtung sowie ein Magnetresonanzspulensystem mit einer Shimspulenvorrichtung |
US9797967B2 (en) * | 2015-07-15 | 2017-10-24 | Synaptive Medical (Barbados) Inc. | Active coil to shift a volume of uniform magnetic field |
DE102017200960A1 (de) | 2017-01-20 | 2018-07-26 | Siemens Healthcare Gmbh | Lokalspuleneinrichtung für einen Kopf eines Patienten, Shimspuleneinrichtung und Verfahren zum Ausgleich von Grundfeldinhomogenitäten in einem interessierenden Bereich des präfrontalen Kortex des Patienten |
US10921398B2 (en) * | 2017-05-25 | 2021-02-16 | Synaptive Medical Inc. | System and method for using coils in magnetic resonance imaging |
EP3428673A1 (en) | 2017-07-13 | 2019-01-16 | Koninklijke Philips N.V. | Passive rf shim resonator for field homogenization of an rf antenna device for tx mode and rx mode |
DE102017213026A1 (de) * | 2017-07-28 | 2019-01-31 | Siemens Healthcare Gmbh | Gradientenspule zur Erzeugung eines Magnetfeldgradienten und eines Magnetfeldes höherer Ordnung |
CN111133326A (zh) * | 2017-09-28 | 2020-05-08 | 西达-赛奈医疗中心 | 用于同时成像和b0匀场的磁共振线圈 |
EP3486673A1 (de) | 2017-11-21 | 2019-05-22 | Siemens Healthcare GmbH | Hf-fussspule mit b0-shimspulenanordnung |
EP3489966A1 (en) * | 2017-11-23 | 2019-05-29 | Esaote S.p.A. | An mri apparatus control system, a user interface for managing the said control system and an mri system comprising the said control system and the said user interface |
EP3570059B1 (en) | 2018-05-16 | 2024-06-26 | Siemens Healthineers AG | Method and mri device for performing a quality analysis of an rf coil |
US12055610B2 (en) | 2020-02-03 | 2024-08-06 | Quality Electrodynamics, Llc | Single shim coil design for B0 shimming |
US12123929B2 (en) | 2021-02-08 | 2024-10-22 | Resonance Research, Inc. | Minimally coupled shim coils |
EP4075157A1 (en) | 2021-04-14 | 2022-10-19 | Siemens Healthcare GmbH | Method for correcting object specific inhomogeneities in an mr imaging system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US5650724A (en) * | 1993-09-13 | 1997-07-22 | Kabushiki Kaisha Toshiba | Magnetic-resonance imaging apparatus |
US6100695A (en) * | 1998-01-26 | 2000-08-08 | Picker International, Inc. | Surface coils with integrated shims |
US6157193A (en) * | 1997-11-18 | 2000-12-05 | Siemens Aktiengesellschaft | MR imaging system with electrically insulated coil element |
US7414401B1 (en) * | 2007-03-26 | 2008-08-19 | General Electric Company | System and method for shielded dynamic shimming in an MRI scanner |
US7458934B2 (en) * | 2003-03-20 | 2008-12-02 | Welch Allyn, Inc. | Electrical adapter for medical diagnostic instruments using replaceable LEDs as illumination sources |
US20100262024A1 (en) * | 2009-04-09 | 2010-10-14 | Chung Yuan Christian University | Heart rate variability measurement method |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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DE3917619A1 (de) | 1989-05-31 | 1990-12-06 | Philips Patentverwaltung | Spulenanordnung fuer die volumenselektive kernresonanz-spektroskopie |
US5136244A (en) * | 1990-10-22 | 1992-08-04 | Medical Advances, Inc. | Articulated NMR shoulder coil with fusible link |
AT408494B (de) * | 1999-04-14 | 2001-12-27 | Siemens Ag Oesterreich | Schutzschaltung für ein elektronisches gerät |
DE10314215B4 (de) | 2003-03-28 | 2006-11-16 | Siemens Ag | Magnetresonanzantenne und Verfahren zur Verstimmung deren Eigenresonanzfrequenz |
US8441258B2 (en) * | 2009-12-30 | 2013-05-14 | General Electric Company | Quadrature and linear RF coil array for MRI of human spine and torso |
-
2011
- 2011-06-17 DE DE102011077724A patent/DE102011077724A1/de active Pending
-
2012
- 2012-06-15 US US13/525,198 patent/US9360541B2/en active Active
- 2012-06-15 CN CN201210202891.XA patent/CN102830377B/zh active Active
-
2016
- 2016-05-09 US US15/150,200 patent/US20160252594A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5650724A (en) * | 1993-09-13 | 1997-07-22 | Kabushiki Kaisha Toshiba | Magnetic-resonance imaging apparatus |
US6157193A (en) * | 1997-11-18 | 2000-12-05 | Siemens Aktiengesellschaft | MR imaging system with electrically insulated coil element |
US6100695A (en) * | 1998-01-26 | 2000-08-08 | Picker International, Inc. | Surface coils with integrated shims |
US7458934B2 (en) * | 2003-03-20 | 2008-12-02 | Welch Allyn, Inc. | Electrical adapter for medical diagnostic instruments using replaceable LEDs as illumination sources |
US7414401B1 (en) * | 2007-03-26 | 2008-08-19 | General Electric Company | System and method for shielded dynamic shimming in an MRI scanner |
US20100262024A1 (en) * | 2009-04-09 | 2010-10-14 | Chung Yuan Christian University | Heart rate variability measurement method |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105044636A (zh) * | 2014-04-16 | 2015-11-11 | 西门子公司 | 用于补偿磁场的不均匀性的方法、系统和磁共振设备 |
US10488478B2 (en) | 2014-04-16 | 2019-11-26 | Siemens Aktiengesellschaft | Method, system and magnetic resonance apparatus for compensating for inhomogeneities in the magnetic field |
CN107533119A (zh) * | 2015-04-10 | 2018-01-02 | 圣纳普医疗(巴巴多斯)公司 | 用于磁共振成像的匀场线圈 |
US10551454B2 (en) | 2015-04-10 | 2020-02-04 | Synaptive Medical (Barbados) Inc. | Shimming coils for magnetic resonance imaging |
US11237235B2 (en) | 2015-04-10 | 2022-02-01 | Synaptive Medical Inc. | Shimming coils for magnetic resonance imaging |
CN107015180A (zh) * | 2015-10-30 | 2017-08-04 | 通用电气公司 | 磁共振成像矩阵匀场线圈系统和方法 |
CN107015180B (zh) * | 2015-10-30 | 2020-09-15 | 通用电气公司 | 磁共振成像矩阵匀场线圈系统和方法 |
WO2019126934A1 (zh) * | 2017-12-25 | 2019-07-04 | 深圳先进技术研究院 | 一种用于磁共振成像的局部匀场系统及匀场方法 |
US10969449B2 (en) | 2017-12-25 | 2021-04-06 | Shenzhen Institutes Of Advanced Technology | Local shimming system for magnetic resonance imaging and method thereof |
US11378636B2 (en) | 2017-12-25 | 2022-07-05 | Shenzhen Institutes Of Advanced Technology | Local shimming system for magnetic resonance imaging |
Also Published As
Publication number | Publication date |
---|---|
US20160252594A1 (en) | 2016-09-01 |
US20120323113A1 (en) | 2012-12-20 |
DE102011077724A1 (de) | 2012-12-20 |
US9360541B2 (en) | 2016-06-07 |
CN102830377B (zh) | 2017-03-01 |
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