BR0003626A - Método e aparelho de recepção de sinais de ressonância magnética e aparelho para criar uma imagem de ressonância magnética - Google Patents

Método e aparelho de recepção de sinais de ressonância magnética e aparelho para criar uma imagem de ressonância magnética

Info

Publication number
BR0003626A
BR0003626A BR0003626-9A BR0003626A BR0003626A BR 0003626 A BR0003626 A BR 0003626A BR 0003626 A BR0003626 A BR 0003626A BR 0003626 A BR0003626 A BR 0003626A
Authority
BR
Brazil
Prior art keywords
mri
receiving
creating
signals
magnetic resonance
Prior art date
Application number
BR0003626-9A
Other languages
English (en)
Inventor
Tetsuo Ogino
Original Assignee
Yokogawa Medical Syst
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yokogawa Medical Syst filed Critical Yokogawa Medical Syst
Publication of BR0003626A publication Critical patent/BR0003626A/pt

Links

Classifications

    • 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
    • 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
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)

Abstract

Patente de Invenção:<B>MéTODO E APARELHO DE RECEPçãO DE SINAIS DE RESSONâNCIA MAGNéTICA E APARELHO PARA CRIAR UMA IMAGEM DE RESSONâNCIA MAGNéTICA''<D>. De forma a prover um método para a recepção de um sinal de ressonância magnética e um aparelho para desempenhar a geração de imagens com boa qualidade e um aparelho de geração de imagens por ressonância magnética empregando tal aparelho de recepção de sinais de ressonância magnética, são aplicados gradientes de campo magnéticos Gs1k e Gs2k para defasar os spins com suas potências variadas após cada eco de spin ter sido recebido por uma varredura de linhas.
BR0003626-9A 1999-08-27 2000-08-16 Método e aparelho de recepção de sinais de ressonância magnética e aparelho para criar uma imagem de ressonância magnética BR0003626A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24096199A JP3342853B2 (ja) 1999-08-27 1999-08-27 磁気共鳴撮像装置

Publications (1)

Publication Number Publication Date
BR0003626A true BR0003626A (pt) 2001-04-03

Family

ID=17067240

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0003626-9A BR0003626A (pt) 1999-08-27 2000-08-16 Método e aparelho de recepção de sinais de ressonância magnética e aparelho para criar uma imagem de ressonância magnética

Country Status (6)

Country Link
US (1) US6479995B1 (pt)
EP (1) EP1081502A3 (pt)
JP (1) JP3342853B2 (pt)
KR (1) KR100430941B1 (pt)
CN (1) CN1286069A (pt)
BR (1) BR0003626A (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3796455B2 (ja) * 2002-02-22 2006-07-12 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 Ｍｒｉ装置
US20030210044A1 (en) * 2002-05-13 2003-11-13 Ken-Pin Hwang Missing pulse steady state free precession
EP1504274B1 (de) * 2002-05-15 2008-03-05 Siemens Aktiengesellschaft Magnetresonanzanlage
JP3938740B2 (ja) * 2002-10-10 2007-06-27 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 Ｍｒ画像生成方法およびｍｒｉ装置
JP4273138B2 (ja) 2006-06-30 2009-06-03 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 磁気共鳴撮像装置及び磁気共鳴受信装置
JP5022696B2 (ja) * 2006-12-22 2012-09-12 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 磁気共鳴イメージング装置
JP5063279B2 (ja) * 2007-09-27 2012-10-31 株式会社日立製作所 磁気共鳴装置
JP5762293B2 (ja) * 2008-10-13 2015-08-12 コーニンクレッカ フィリップス エヌ ヴェ Ｔ２＊コントラストのためのフロー非感応性磁化プレパレーションパルス
KR101036279B1 (ko) * 2009-12-10 2011-05-23 최희택 집배수시설용 침투식 비점오염 정화장치
WO2017103759A2 (en) * 2015-12-16 2017-06-22 Koninklijke Philips N.V. Systems and methods for wireless communication for magnetic resonance imaging (mri) systems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2526968B1 (fr) 1982-05-14 1986-02-28 Thomson Csf Procede de tomographie d'un objet par resonance magnetique nucleaire
DE4205780C2 (de) * 1992-02-26 1995-02-16 Spectrospin Ag Verfahren zur Erzeugung von NMR-Signalen mit kohärentem Phasenprofil durch Kombination von Hochfrequenzimpulsen mit inkohärentem Phasenprofil
US5311133A (en) * 1992-10-05 1994-05-10 Picker International, Inc. Concurrent generation of multiple images in fast (TR<T2) scanning sequences
JPH08103427A (ja) 1994-10-06 1996-04-23 Toshiba Corp 磁気共鳴イメージング装置
DE19511794B4 (de) 1995-03-30 2005-12-29 Siemens Ag Verfahren zur Gewinnung von Bilddaten in einem Kernspintomographiegerät und Kernspintomographiegerät zur Durchführung des Verfahrens
US5786692A (en) * 1995-08-18 1998-07-28 Brigham And Women's Hospital, Inc. Line scan diffusion imaging

Also Published As

Publication number Publication date
EP1081502A3 (en) 2003-04-02
CN1286069A (zh) 2001-03-07
KR100430941B1 (ko) 2004-05-12
JP2001061810A (ja) 2001-03-13
EP1081502A2 (en) 2001-03-07
KR20010067090A (ko) 2001-07-12
US6479995B1 (en) 2002-11-12
JP3342853B2 (ja) 2002-11-11

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 3A, 4A, 5A, 6A E 7A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1913 DE 04/09/2007.