DE102013214285A1 - Verwendung mehrerer TX-Spulen - Google Patents
Verwendung mehrerer TX-Spulen Download PDFInfo
- Publication number
- DE102013214285A1 DE102013214285A1 DE102013214285.4A DE102013214285A DE102013214285A1 DE 102013214285 A1 DE102013214285 A1 DE 102013214285A1 DE 102013214285 A DE102013214285 A DE 102013214285A DE 102013214285 A1 DE102013214285 A1 DE 102013214285A1
- Authority
- DE
- Germany
- Prior art keywords
- transmitting
- magnetic resonance
- coil
- tomography system
- resonance tomography
- 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
- 238000003325 tomography Methods 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000002595 magnetic resonance imaging Methods 0.000 claims description 32
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000003384 imaging method Methods 0.000 claims description 16
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 238000005286 illumination Methods 0.000 claims description 4
- 230000010287 polarization Effects 0.000 claims description 4
- 230000008901 benefit Effects 0.000 description 11
- 239000000243 solution Substances 0.000 description 7
- 238000001057 Duncan's new multiple range test Methods 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- 238000011835 investigation Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 210000003127 knee Anatomy 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 239000008155 medical solution Substances 0.000 description 2
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 210000002023 somite Anatomy 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 230000002889 sympathetic effect Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
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
-
- 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
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3664—Switching for purposes other than coil coupling or decoupling, e.g. switching between a phased array mode and a quadrature mode, switching between surface coil modes of different geometrical shapes, switching from a whole body reception coil to a local reception coil or switching for automatic coil selection in moving table MR or for changing the field-of-view
-
- 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
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3642—Mutual coupling or decoupling of multiple coils, e.g. decoupling of a receive coil from a transmission coil, or intentional coupling of RF coils, e.g. for RF magnetic field amplification
- G01R33/365—Decoupling of multiple RF coils wherein the multiple RF coils have the same function in MR, e.g. decoupling of a receive coil from another receive coil in a receive coil array, decoupling of a transmission coil from another transmission coil in a transmission coil array
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013214285.4A DE102013214285A1 (de) | 2013-07-22 | 2013-07-22 | Verwendung mehrerer TX-Spulen |
| JP2014147643A JP6463608B2 (ja) | 2013-07-22 | 2014-07-18 | 磁気共鳴トモグラフィシステムおよび該磁気共鳴トモグラフィシステムを用いたｍｒｉイメージング方法 |
| KR20140091814A KR20150011325A (ko) | 2013-07-22 | 2014-07-21 | 복수의 ｔｘ 코일들의 사용 |
| US14/337,199 US10274560B2 (en) | 2013-07-22 | 2014-07-21 | Use of a plurality of TX coils |
| CN201410350075.2A CN104330756B (zh) | 2013-07-22 | 2014-07-22 | 磁共振断层成像系统和方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013214285.4A DE102013214285A1 (de) | 2013-07-22 | 2013-07-22 | Verwendung mehrerer TX-Spulen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102013214285A1 true DE102013214285A1 (de) | 2015-01-22 |
Family
ID=52131417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102013214285.4A Ceased DE102013214285A1 (de) | 2013-07-22 | 2013-07-22 | Verwendung mehrerer TX-Spulen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10274560B2 (enExample) |
| JP (1) | JP6463608B2 (enExample) |
| KR (1) | KR20150011325A (enExample) |
| CN (1) | CN104330756B (enExample) |
| DE (1) | DE102013214285A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014209783A1 (de) * | 2014-05-22 | 2015-11-26 | Siemens Aktiengesellschaft | Erstellung eines MR-Bildes mit Hilfe einer Kombination aus einer Ganzkörperspule und einer lokalen Sendespule |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8970217B1 (en) | 2010-04-14 | 2015-03-03 | Hypres, Inc. | System and method for noise reduction in magnetic resonance imaging |
| EP2989478B1 (en) * | 2013-04-23 | 2023-02-15 | Koninklijke Philips N.V. | Single coaxial interface for magnetic resonance (mr) coils |
| DE102014202567B4 (de) * | 2014-02-12 | 2017-05-04 | Siemens Healthcare Gmbh | Verfahren zur Erzeugung von Magnetresonanzaufnahmen und Magnetresonanztomographiesystem |
| CN107209235B (zh) * | 2015-01-21 | 2020-05-22 | 皇家飞利浦有限公司 | 多通道rf线圈组件的自动阻抗调节 |
| CN106646298B (zh) * | 2015-10-28 | 2019-05-24 | 西门子(深圳)磁共振有限公司 | 一种体线圈及磁共振成像系统 |
| JP6687375B2 (ja) * | 2015-11-30 | 2020-04-22 | キヤノンメディカルシステムズ株式会社 | Ｒｆコイル及び磁気共鳴イメージング装置 |
| KR102654925B1 (ko) | 2016-06-21 | 2024-04-05 | 삼성디스플레이 주식회사 | 디스플레이 장치 및 이의 제조 방법 |
| EP3581954B1 (de) * | 2018-06-12 | 2023-03-08 | Siemens Healthcare GmbH | Sensor und magnetresonanztomograph mit drahtloser nahfeldübertragung von energie und daten |
| EP4016103A1 (de) * | 2020-12-18 | 2022-06-22 | Siemens Healthcare GmbH | Magnetresonanztomograph und verfahren zum schnellen umschalten von tx nach rx |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4680549A (en) | 1984-01-20 | 1987-07-14 | Instrumentarium Corp. | NMR coil arrangement |
| DE10051155A1 (de) * | 2000-10-16 | 2002-05-02 | Siemens Ag | Inhärent entkoppelte MR-Empfangsspulenanordnung |
| DE10113661A1 (de) * | 2001-03-21 | 2002-09-26 | Philips Corp Intellectual Pty | Katheter zur Anwendung in einem Magnetresonanz-Bildgerät |
| DE10314215B4 (de) | 2003-03-28 | 2006-11-16 | Siemens Ag | Magnetresonanzantenne und Verfahren zur Verstimmung deren Eigenresonanzfrequenz |
| DE102006046044A1 (de) * | 2006-09-28 | 2008-04-03 | Siemens Ag | Hochfrequenzsendeanordnung einer Magnetresonanzanlage |
| DE102008014751A1 (de) * | 2008-03-18 | 2009-10-08 | Siemens Aktiengesellschaft | Anordnung zur Verstimmung einer Empfangsantenne bei einer Lokalspule |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0194834A (ja) * | 1987-10-06 | 1989-04-13 | Mitsubishi Electric Corp | Ｎｍｒ用高周波プローブ及びｎｍｒ信号測定方法 |
| US5243287A (en) * | 1992-04-27 | 1993-09-07 | General Electric Company | Dynamically detuned NMR field coil |
| US6552544B2 (en) | 2001-04-05 | 2003-04-22 | Varian, Inc. | Detunable coil assembly and method of detuning RF coil for MRI |
| DE10393069D2 (de) * | 2002-05-15 | 2005-04-21 | Siemens Ag | Magnetresonanzanlage |
| US6850067B1 (en) * | 2002-05-17 | 2005-02-01 | General Electric Company | Transmit mode coil detuning for MRI systems |
| WO2008135883A1 (en) * | 2007-05-04 | 2008-11-13 | Koninklijke Philips Electronics N.V. | Method and rf transmitter arrangement for generating rf fields |
| JP5405017B2 (ja) * | 2007-12-28 | 2014-02-05 | 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 | コイルシステム、およびｍｒｉ装置 |
| CN101782635A (zh) * | 2009-01-20 | 2010-07-21 | 西门子迈迪特(深圳)磁共振有限公司 | 磁共振信号的接收器和接收方法 |
| DE102009012109B4 (de) * | 2009-03-06 | 2011-05-12 | Siemens Aktiengesellschaft | Digitales Verfahren zur Kanalreduktion in MR Empfangs-Systemen und entsprechende Vorrichtung |
| DE102009052197B4 (de) | 2009-11-06 | 2013-06-13 | Siemens Aktiengesellschaft | MR-Signal-Übertragung in einer Lokalspulenanordnung |
| WO2011065532A1 (ja) * | 2009-11-30 | 2011-06-03 | 株式会社 日立メディコ | 高周波コイルユニット及び磁気共鳴撮像装置 |
| US9081066B2 (en) * | 2010-03-24 | 2015-07-14 | Hoby P. Hetherington | Method and apparatus for generating an effective equivalent of simultaneous transmission to a targeted tissue using a conventional transceiver array |
| DE102010020153A1 (de) | 2010-05-11 | 2011-11-17 | Siemens Aktiengesellschaft | Kombinierbare mehrteilige Oberflächenspule für Magnetresonanztomographie |
| US8269499B2 (en) * | 2010-06-01 | 2012-09-18 | Quality Electrodynamics, Llc | Failsafe protection from induced RF current for MRI RF coil assembly having transmit functionality |
| DE102010025919A1 (de) | 2010-07-02 | 2012-01-05 | Siemens Aktiengesellschaft | Spule; D-Form |
| JP2012239723A (ja) | 2011-05-20 | 2012-12-10 | Toshiba Corp | 磁気共鳴イメージング装置 |
| CN103703384B (zh) | 2011-07-20 | 2016-12-14 | 皇家飞利浦有限公司 | 用于mri的感应耦合的局部并行发射线圈，其元件的每个都包括可变阻抗 |
| US9645207B2 (en) | 2011-09-28 | 2017-05-09 | General Electric Company | Adjustable MRI head coil apparatus and MRI system |
| DE102011083959B4 (de) * | 2011-10-04 | 2021-02-25 | Siemens Healthcare Gmbh | Verfahren zur Ansteuerung eines Magnetresonanzsystems |
| US8918159B2 (en) * | 2012-04-18 | 2014-12-23 | Mayo Foundation For Medical Education And Research | System and method for improved accelerated magnetic resonance imaging using ROI masking |
-
2013
- 2013-07-22 DE DE102013214285.4A patent/DE102013214285A1/de not_active Ceased
-
2014
- 2014-07-18 JP JP2014147643A patent/JP6463608B2/ja active Active
- 2014-07-21 KR KR20140091814A patent/KR20150011325A/ko not_active Withdrawn
- 2014-07-21 US US14/337,199 patent/US10274560B2/en not_active Expired - Fee Related
- 2014-07-22 CN CN201410350075.2A patent/CN104330756B/zh active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4680549A (en) | 1984-01-20 | 1987-07-14 | Instrumentarium Corp. | NMR coil arrangement |
| DE10051155A1 (de) * | 2000-10-16 | 2002-05-02 | Siemens Ag | Inhärent entkoppelte MR-Empfangsspulenanordnung |
| DE10113661A1 (de) * | 2001-03-21 | 2002-09-26 | Philips Corp Intellectual Pty | Katheter zur Anwendung in einem Magnetresonanz-Bildgerät |
| DE10314215B4 (de) | 2003-03-28 | 2006-11-16 | Siemens Ag | Magnetresonanzantenne und Verfahren zur Verstimmung deren Eigenresonanzfrequenz |
| DE102006046044A1 (de) * | 2006-09-28 | 2008-04-03 | Siemens Ag | Hochfrequenzsendeanordnung einer Magnetresonanzanlage |
| DE102008014751A1 (de) * | 2008-03-18 | 2009-10-08 | Siemens Aktiengesellschaft | Anordnung zur Verstimmung einer Empfangsantenne bei einer Lokalspule |
Non-Patent Citations (2)
| Title |
|---|
| "Inductive Coupled Local TX Coil Design" W. Wang, X. Lu, J. You, W. Zhang, H. Wang, H. Greim, M. Vester, and J. Wang, SiemensMindit MagneticResonance Ltd, ShenZhen/GuangDong, Siemens Medical Solutions Magnetic Resonance/ Erlangen, ISMRM 2010 |
| WANG, W. [u.a.]; Siemens Medical: 2009. S. 1. URL: http://www.medical.siemens.com/siemens/en_INT/gg_mr_FBAs/files/MAGNETOM_World/ismrm_proceedings/ismrm_2010/1510.pdf [abgerufen am 09.12.2013]. - Firmenschrift * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014209783A1 (de) * | 2014-05-22 | 2015-11-26 | Siemens Aktiengesellschaft | Erstellung eines MR-Bildes mit Hilfe einer Kombination aus einer Ganzkörperspule und einer lokalen Sendespule |
| DE102014209783B4 (de) | 2014-05-22 | 2018-06-14 | Siemens Healthcare Gmbh | Erstellung eines MR-Bildes mit Hilfe einer Kombination aus einer Ganzkörperspule und einer lokalen Sendespule |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6463608B2 (ja) | 2019-02-06 |
| CN104330756B (zh) | 2018-06-08 |
| US20150022208A1 (en) | 2015-01-22 |
| CN104330756A (zh) | 2015-02-04 |
| US10274560B2 (en) | 2019-04-30 |
| KR20150011325A (ko) | 2015-01-30 |
| JP2015020075A (ja) | 2015-02-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE102013214285A1 (de) | Verwendung mehrerer TX-Spulen | |
| DE102009004183B4 (de) | Magnetresonanztomographie-Vorrichtung mit Lokalisierungssystem und Verfahren zum Lokalisieren einer Lokalspule | |
| DE102012211147B4 (de) | Automatische Verstimmung nicht angeschlossener Sende-Empfangsspulen für MRI | |
| DE102012200600A1 (de) | MRT- Lokalspulenpositions-Erkennung in einem MRT-System | |
| DE102011077724A1 (de) | Lokale Shim- Spule innerhalb einer Lokalspule, als lokale BO -Homogenisierung in einem MRT | |
| DE102011080275A1 (de) | Lokalspule, insbesondere Halsspule, mit mehreren separat schaltbaren Lokalspulen- Shimspulen | |
| DE102013216529A1 (de) | Verfahren insbesondere zur patientenadaptiven B0-Homogenisierung von MR-Systemen unter Verwendung unterschiedlicher Typen von Shim-Spulen | |
| DE102010004515B4 (de) | Wirbelsäulenspulenanordnung (spine coil array) für MRI Anwendungen mit verbesserten Bildgebungsmöglichkeiten für dedizierte Körperregionen | |
| DE102013213377B3 (de) | Erweiterte Verstimmung bei Lokalspulen | |
| DE102012206066A1 (de) | Erkennung ungesteckter Lokalspulen in einem Kernspintomographen | |
| DE102010033322A1 (de) | Mechanisch flexible MR Spule mit öffnungsfähigen Leiterstrukturen für insbesondere interventionelle MRT | |
| EP1275972A2 (de) | Hochfrequenz-Spulenanordnung für ein MR-Gerät | |
| DE102016204620B4 (de) | MR-Körperspule | |
| DE102012215004A1 (de) | Erkennung der statischen Position von Sende-/Empfangsspulen eines Magnetresonanztomographen mit Hilfe von elektronisch lesbaren Etiketten | |
| DE102013217555B3 (de) | Kombinierte Shim- und HF-Spulenelemente | |
| DE102012215007A1 (de) | Erkennung der Position von Sende-/Empfangsspulen eines Magnetresonanztomographen mit Hilfe von in Bewegung gelesenen Etiketten | |
| DE102012204527B4 (de) | Mehrlagiges Kissen zur optimalen Anpassung an Anatomie und zur Suszeptibilitäts- Anpassung | |
| DE102014210657A1 (de) | Achsen-verschiebbare Lokalspule | |
| DE102010040260B4 (de) | Lokalspule mit einer Verstimmeinreichtung | |
| DE102013218226A1 (de) | Kompatibler Magnetresonanzempfänger | |
| DE102013214307A1 (de) | Lokale Sendespulen / Sendespulenarray in der Wirbelsäulenbildgebung in einem MRI | |
| DE102014223878B4 (de) | Phasenüberwachung für mehrkanalige MR-Sendesysteme | |
| DE102012208325A1 (de) | Automatische Positionierung und Adaption in einem Justierungs-Verfahren für eine Shim- Feld- Karte basierend auf AutoAlign- und AutoCoverage | |
| DE102014202716B4 (de) | Verbesserung des lokalen SAR-Verhaltens von MRT-Sendespulen durch Verwendung orthogonaler Schleifenantennen | |
| DE102014213722B4 (de) | Segmentiertes MR |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed | ||
| R016 | Response to examination communication | ||
| R081 | Change of applicant/patentee |
Owner name: SIEMENS HEALTHCARE GMBH, DE Free format text: FORMER OWNER: SIEMENS AKTIENGESELLSCHAFT, 80333 MUENCHEN, DE |
|
| R016 | Response to examination communication | ||
| R002 | Refusal decision in examination/registration proceedings | ||
| R003 | Refusal decision now final |