JP2004305745A5 - - Google Patents

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Publication number
JP2004305745A5
JP2004305745A5 JP2004109823A JP2004109823A JP2004305745A5 JP 2004305745 A5 JP2004305745 A5 JP 2004305745A5 JP 2004109823 A JP2004109823 A JP 2004109823A JP 2004109823 A JP2004109823 A JP 2004109823A JP 2004305745 A5 JP2004305745 A5 JP 2004305745A5
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JP
Japan
Prior art keywords
loader
load applying
applying device
electrical load
electric load
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.)
Granted
Application number
JP2004109823A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004305745A (ja
JP4680527B2 (ja
Filing date
Publication date
Priority claimed from US10/249,390 external-priority patent/US7081752B2/en
Application filed filed Critical
Publication of JP2004305745A publication Critical patent/JP2004305745A/ja
Publication of JP2004305745A5 publication Critical patent/JP2004305745A5/ja
Application granted granted Critical
Publication of JP4680527B2 publication Critical patent/JP4680527B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2004109823A 2003-04-04 2004-04-02 Ｒｆコイルへの電気負荷付与装置 Expired - Fee Related JP4680527B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/249,390 US7081752B2 (en) 2003-04-04 2003-04-04 System and method of electrically loading radio-frequency coils using conductive polymers

Publications (3)

Publication Number Publication Date
JP2004305745A JP2004305745A (ja) 2004-11-04
JP2004305745A5 true JP2004305745A5 (https=) 2010-01-07
JP4680527B2 JP4680527B2 (ja) 2011-05-11

Family

ID=33029559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004109823A Expired - Fee Related JP4680527B2 (ja) 2003-04-04 2004-04-02 Ｒｆコイルへの電気負荷付与装置

Country Status (3)

Country Link
US (1) US7081752B2 (https=)
JP (1) JP4680527B2 (https=)
DE (1) DE102004017044B4 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009511232A (ja) * 2005-10-18 2009-03-19 ターシオップ テクノロジーズ リミテッド ライアビリティ カンパニー 高利得の核磁気共鳴画像法のための方法及び装置
JP2009544432A (ja) * 2006-07-28 2009-12-17 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Ｍｒｉファントムにおいて誘電共振効果を減少するミセル溶液
JP2008136586A (ja) * 2006-11-30 2008-06-19 Ge Medical Systems Global Technology Co Llc Ｍｒｉ用ファントムの電気的ロード調整方法およびｍｒｉ用ファントム装置
DE102007028859B4 (de) * 2007-06-22 2010-09-30 Josef Lindthaler Vorrichtung zur Kontaktbelichtung einer Druckform
DE102007048970A1 (de) * 2007-10-12 2009-04-23 Siemens Ag B0-Feld-Drift-Korrektur bei einer magnetresonanztomographisch erstellten Temperaturkarte
WO2009153705A1 (en) * 2008-06-20 2009-12-23 Koninklijke Philips Electronics N.V. Electronic load simulator device for testing rf coils
US9201127B2 (en) * 2010-11-26 2015-12-01 General Electric Company Apparatus for automatically testing and tuning radio frequency coil
US10145928B2 (en) * 2013-11-28 2018-12-04 Medimagemetric LLC Differential approach to quantitative susceptibility mapping without background field removal
JP6965016B2 (ja) * 2017-04-27 2021-11-10 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置及びその調整方法
DE102019112313A1 (de) * 2019-05-10 2020-11-12 MRI-STaR - Magnetic Resonance Institute for Safety, Technology and Research GmbH Prüfkörper zur Analyse und Überwachung der Bildqualität von MR-Tomographen

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JPS59228832A (ja) * 1983-06-10 1984-12-22 旭化成株式会社 画像解析用フアント−ム
US4692704A (en) 1986-02-06 1987-09-08 Mayo Medical Resources Slice thickness and contiguity phantom for a magnetic resonance imaging scanner
US4719406A (en) * 1986-02-07 1988-01-12 General Electric Company Phantom for performance evaluation of a nuclear magnetic resonance scanner
FR2601459B1 (fr) 1986-07-08 1988-08-05 Thomson Cgr Fantome de machine de rmn et procede de mesure des caracteristiques d'un champ magnetique utilisant un tel fantome
US4818943A (en) 1986-12-05 1989-04-04 New York University Phantom for imaging systems
US4777442A (en) * 1987-08-12 1988-10-11 University Of Pittsburgh NMR quality assurance phantom
JPS6456043A (en) * 1987-08-27 1989-03-02 Nippon Oil Co Ltd Preparation of phantom for nmr diagnosis
US4888555A (en) * 1988-11-28 1989-12-19 The Board Of Regents, The University Of Texas Physiological phantom standard for NMR imaging and spectroscopy
US5285787A (en) * 1989-09-12 1994-02-15 Kabushiki Kaisha Toshiba Apparatus for calculating coordinate data of desired point in subject to be examined
US5036280A (en) 1990-02-13 1991-07-30 Mri Technologies Phantom for magnetic resonance imaging system
JPH04164436A (ja) * 1990-10-29 1992-06-10 Shimadzu Corp Ｍｒｉ用ファントム装置
US5227727A (en) 1991-06-20 1993-07-13 Kabushiki Kaisha Toshiba Radio-frequency magnetic field regulating apparatus for magnetic resonance imaging
US5233992A (en) * 1991-07-22 1993-08-10 Edison Biotechnology Center MRI method for high liver iron measurement using magnetic susceptibility induced field distortions
DE69316467T2 (de) * 1992-06-22 1998-07-30 Koninkl Philips Electronics Nv Phantom zum Simulieren der elektrischen Belastung in einem magnetischen Resonanzapparat
JPH06209916A (ja) * 1993-01-18 1994-08-02 Toshiba Medical Eng Co Ltd 磁気共鳴イメージング用ｒｆコイルユニット
JPH07136146A (ja) * 1993-06-24 1995-05-30 Toshiba Corp Ｍｒｉ装置
US6720766B2 (en) * 1995-04-14 2004-04-13 Kevin J. Parker Thin film phantoms and phantom systems
JPH09266892A (ja) * 1996-04-01 1997-10-14 Jeol Ltd Ｅｓｒイメージング用ファントム及びファントム固定具
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WO1999033397A1 (fr) * 1996-08-26 1999-07-08 Sumitomo Special Metals Co., Ltd. Generateur de champ magnetique pour irm
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US5793835A (en) 1997-03-19 1998-08-11 Blanck; Cheryl A. Quality assurance phantom for tomography and method of use
US6304769B1 (en) 1997-10-16 2001-10-16 The Regents Of The University Of California Magnetically directable remote guidance systems, and methods of use thereof
US6018600A (en) 1998-04-15 2000-01-25 Arch Development Corp. Sampling and reconstruction of signals and images including MR images of multiple regions
US6255816B1 (en) 1998-10-20 2001-07-03 The Ohio State University Electromagnetic resonator devices and systems incorporating same, resonance and imaging methods
US5923235A (en) * 1998-10-23 1999-07-13 General Electric Company Shim assembly for a pole face of a magnet
DE19852324C2 (de) 1998-11-12 2000-11-16 Siemens Ag Phantom zur Messung von Schichtempfindlichtkeitsprofilen und der axialen Modulationstransferfunktion (MTF) an einem Röntgencomputertomographen
US6409515B1 (en) 1999-08-03 2002-06-25 General Electric Company Imaging system phantom
US6275129B1 (en) * 1999-10-26 2001-08-14 General Electric Company Shim assembly for a magnet and method for making
KR100416947B1 (ko) * 2000-11-07 2004-01-31 동보시스템 주식회사 자기 공명 영상장치의 고주파 코일
US6984982B2 (en) * 2002-07-29 2006-01-10 Ge Medical Systems Global Technology Company Llc Method and system for shimming an MRI magnet assembly

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