CN102890253B - 局部线圈内的集成的外罩波陷波器 - Google Patents
局部线圈内的集成的外罩波陷波器 Download PDFInfo
- Publication number
- CN102890253B CN102890253B CN201210256388.2A CN201210256388A CN102890253B CN 102890253 B CN102890253 B CN 102890253B CN 201210256388 A CN201210256388 A CN 201210256388A CN 102890253 B CN102890253 B CN 102890253B
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- CN
- China
- Prior art keywords
- local coil
- wave trap
- coil according
- sheath wave
- sheath
- 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.)
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Links
- 238000003384 imaging method Methods 0.000 claims abstract description 7
- 239000004020 conductor Substances 0.000 claims description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 10
- 239000010949 copper Substances 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000002595 magnetic resonance imaging Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003325 tomography Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 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
- G01R33/42—Screening
- G01R33/422—Screening of the radio frequency 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
- G01R33/3685—Means for reducing sheath currents, e.g. RF traps, baluns
-
- 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
- G01R33/283—Intercom or optical viewing arrangements, structurally associated with NMR apparatus
-
- 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
-
- 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
- G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils
- G01R33/3415—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils comprising arrays of sub-coils, i.e. phased-array coils with flexible receiver channels
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
Description
Claims (34)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011079596.0 | 2011-07-21 | ||
DE102011079596.0A DE102011079596B4 (de) | 2011-07-21 | 2011-07-21 | Integrierte Mantelwellensperre in einer Lokalspule |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102890253A CN102890253A (zh) | 2013-01-23 |
CN102890253B true CN102890253B (zh) | 2017-11-17 |
Family
ID=47501980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210256388.2A Active CN102890253B (zh) | 2011-07-21 | 2012-07-23 | 局部线圈内的集成的外罩波陷波器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9244141B2 (zh) |
CN (1) | CN102890253B (zh) |
DE (1) | DE102011079596B4 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013201685B4 (de) | 2013-02-01 | 2019-04-04 | Siemens Healthcare Gmbh | Leiteranordnung mit dielektrischer Mantelwellensperre |
DE102013215902B4 (de) * | 2013-08-12 | 2017-02-09 | Siemens Healthcare Gmbh | Magnetresonanzanlage mit optimierter Anordnung von Lokalspulen |
DE102014105800B4 (de) * | 2014-04-24 | 2018-06-07 | MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. | Vorrichtung und Verfahren zur elektrischen Anbindung von elektronischen Baugruppen mittels symmetrischer abgeschirmter Leitungen |
DE102014213643B4 (de) | 2014-07-14 | 2016-09-15 | Siemens Healthcare Gmbh | Mantelwellensperre mit integrierter optischer Kabelführung für die Anwendung in der Magnetresonanztomographie |
US10548532B2 (en) | 2014-11-12 | 2020-02-04 | Shanghai United Imaging Healthcare Co., Ltd. | Transport apparatus in medical system |
CN106374867B (zh) * | 2015-07-24 | 2020-12-01 | 上海联影医疗科技股份有限公司 | 陷波器及配置有陷波器的磁共振成像装置 |
DE102014226163A1 (de) * | 2014-12-17 | 2016-06-23 | Siemens Healthcare Gmbh | Vorrichtung zur Dämpfung einer Mantelwelle auf einem ein Signal führenden Wellenleiter |
CN104605854A (zh) * | 2015-02-06 | 2015-05-13 | 李世俊 | 一种32通道儿童专用核磁共振视觉-听觉刺激线圈系统 |
FR3049714B1 (fr) * | 2016-03-29 | 2019-09-13 | Universite D'aix-Marseille | Procede de controle de la repartition du champ magnetique radiofrequence dans un systeme d’imagerie par resonance magnetique |
CN107317562B (zh) * | 2016-04-26 | 2024-01-19 | 上海联影医疗科技股份有限公司 | 一种用于磁共振成像的陷波器 |
WO2018077679A1 (en) * | 2016-10-24 | 2018-05-03 | Koninklijke Philips N.V. | A balun for use in magnetic resonance imaging (mri) systems and an mri system that employs the balun |
EP3441780A1 (de) * | 2017-08-09 | 2019-02-13 | Siemens Healthcare GmbH | Mantelwellensperrenfreie anschlussleitung und magnetresonanztomograph mit anschlussleitung |
DE102020204067A1 (de) * | 2020-03-30 | 2021-09-30 | Siemens Healthcare Gmbh | Lokalspule mit Verstimmfunktion |
DE102020211274A1 (de) * | 2020-09-08 | 2022-02-24 | Siemens Healthcare Gmbh | Magnetresonanzvorrichtung mit einer Patientenlagerungsvorrichtung und einer Kommunikationseinheit |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9802570D0 (en) | 1998-02-07 | 1998-04-01 | Duncan Ian J | Propulsion system |
US6482222B1 (en) * | 2000-07-11 | 2002-11-19 | Rafael Medical Technologies Inc. | Intravascular filter |
DE10211535B4 (de) * | 2002-03-15 | 2004-03-25 | Siemens Ag | Mantelwellensperre |
US6762606B2 (en) * | 2002-11-22 | 2004-07-13 | Igc-Medical Advances, Inc. | Retracting MRI head coil |
DE10314215B4 (de) | 2003-03-28 | 2006-11-16 | Siemens Ag | Magnetresonanzantenne und Verfahren zur Verstimmung deren Eigenresonanzfrequenz |
WO2005020793A2 (en) * | 2003-08-21 | 2005-03-10 | Insight Neuroimaging Systems, Llc | Microstrip coil design for mri apparatus |
US7379769B2 (en) * | 2003-09-30 | 2008-05-27 | Sunnybrook Health Sciences Center | Hybrid imaging method to monitor medical device delivery and patient support for use in the method |
US7912531B1 (en) * | 2003-12-17 | 2011-03-22 | Advanced Cardiovascular Systems, Inc. | Magnetic resonance imaging coils |
DE102004013424B4 (de) * | 2004-03-18 | 2007-11-22 | Siemens Ag | Mantelwellensperre |
DE102004027814A1 (de) * | 2004-06-08 | 2005-09-08 | Siemens Ag | Mantelwellensperre mit einer elektrischen Abschirmung und einem Gehäuse |
US7794473B2 (en) * | 2004-11-12 | 2010-09-14 | C.R. Bard, Inc. | Filter delivery system |
DE102005034914B4 (de) | 2005-07-26 | 2009-07-30 | Siemens Ag | Zuleitung für eine Lokalspule |
WO2007034341A2 (en) * | 2005-09-20 | 2007-03-29 | Koninklijke Philips Electronics N.V. | Rf traps for radio frequency coils used in mri |
US7714581B2 (en) * | 2006-04-19 | 2010-05-11 | Wisconsin Alumni Research Foundation | RF coil assembly for magnetic resonance imaging and spectroscopy systems |
US7365542B1 (en) * | 2006-10-31 | 2008-04-29 | General Electric Company | Flexible RF coil assembly and method of making same |
EP2293717A1 (en) * | 2008-06-18 | 2011-03-16 | Koninklijke Philips Electronics N.V. | Electrocardiograph for magnetic resonance imaging and electrode patch for same |
US8956385B2 (en) * | 2009-04-14 | 2015-02-17 | Aharon FRIMERMAN | Integrated distal embolization protection apparatus for endo-luminal devices such as balloon, stent or tavi apparatus |
US8854042B2 (en) * | 2010-08-05 | 2014-10-07 | Life Services, LLC | Method and coils for human whole-body imaging at 7 T |
DE102011077745B3 (de) * | 2011-06-17 | 2012-12-13 | Siemens Aktiengesellschaft | Anordnung zur Umwandlung und Übertragung eines Magnetresonanz-Empfangssignals |
-
2011
- 2011-07-21 DE DE102011079596.0A patent/DE102011079596B4/de active Active
-
2012
- 2012-07-19 US US13/553,623 patent/US9244141B2/en active Active
- 2012-07-23 CN CN201210256388.2A patent/CN102890253B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
DE102011079596B4 (de) | 2015-01-29 |
US9244141B2 (en) | 2016-01-26 |
CN102890253A (zh) | 2013-01-23 |
DE102011079596A1 (de) | 2013-01-24 |
US20130181716A1 (en) | 2013-07-18 |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220127 Address after: Erlangen Patentee after: Siemens Healthineers AG Address before: Munich, Germany Patentee before: SIEMENS AG |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240903 Address after: German Phu F Haim Patentee after: Siemens Medical AG Country or region after: Germany Address before: Erlangen Patentee before: Siemens Healthineers AG Country or region before: Germany |