BR112014011533A2 - aparelho de influência e/ou detecção de partículas magnéticas em um campo de visão - Google Patents

aparelho de influência e/ou detecção de partículas magnéticas em um campo de visão

Info

Publication number
BR112014011533A2
BR112014011533A2 BR112014011533A BR112014011533A BR112014011533A2 BR 112014011533 A2 BR112014011533 A2 BR 112014011533A2 BR 112014011533 A BR112014011533 A BR 112014011533A BR 112014011533 A BR112014011533 A BR 112014011533A BR 112014011533 A2 BR112014011533 A2 BR 112014011533A2
Authority
BR
Brazil
Prior art keywords
field
focus
selection
coil
guiding
Prior art date
Application number
BR112014011533A
Other languages
English (en)
Inventor
Gleich Bernhard
Bontus Claas
Schmale Ingo
Original Assignee
Koninklijke Philips Nv
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 Koninklijke Philips Nv filed Critical Koninklijke Philips Nv
Publication of BR112014011533A2 publication Critical patent/BR112014011533A2/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 
    • A61B5/0515—Magnetic particle imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux

Abstract

resumo aparelho de influência e/ou detecção de partículas magnéticas em um campo de visão a presente invenção refere-se a um aparelho e método de influência e/ou detecção de partículas magnéticas em um campo de visão (28), particularmente para exame de pacientes humanos. o aparelho compreende: i. meios de seleção e foco (120) para gerar um campo de seleção e foco magnético (50), em que o mencionado pelo menos um conjunto de bobinas de campo de seleção e foco compreende: - pelo menos uma bobina de campo de seleção e foco interna (113, 115) que é formada como circuito fechado em volta de um eixo de bobina interno (115a), primeira bobina de campo de seleção e foco interna (115); - um grupo de pelo menos duas bobinas de campo de seleção e foco externas (116-119) dispostas em distância maior do mencionado eixo de bobina interno (115a) que a mencionada pelo menos uma bobina de campo de seleção e foco interna (113, 115) em diferentes posições angulares, cada qual formada como um circuito fechado em volta de um eixo de bobina externo associado (116a-119a); e ii. meios de direcionamento (120) que compreendem uma unidade geradora de sinais de campo de direcionamento (122) e bobinas de campo de direcionamento (124; 125, 126, 127) para alterar a posição no espaço e/ou o tamanho das duas subzonas (52, 54) no campo de visão (28) por meio de um campo de direcionamento magnético, de tal forma que a magnetização do material magnético altere-se localmente. 1/1
BR112014011533A 2011-11-16 2012-11-13 aparelho de influência e/ou detecção de partículas magnéticas em um campo de visão BR112014011533A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161560327P 2011-11-16 2011-11-16
US201161560323P 2011-11-16 2011-11-16
US201261662413P 2012-06-21 2012-06-21
US201261662423P 2012-06-21 2012-06-21
PCT/IB2012/056376 WO2013072841A1 (en) 2011-11-16 2012-11-13 Apparatus and method for influencing and/or detecting magnetic particles having a large field of view

Publications (1)

Publication Number Publication Date
BR112014011533A2 true BR112014011533A2 (pt) 2017-05-09

Family

ID=47520181

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014011533A BR112014011533A2 (pt) 2011-11-16 2012-11-13 aparelho de influência e/ou detecção de partículas magnéticas em um campo de visão

Country Status (9)

Country Link
US (1) US9689932B2 (pt)
EP (1) EP2755552B1 (pt)
JP (1) JP6246129B2 (pt)
CN (1) CN103945760B (pt)
BR (1) BR112014011533A2 (pt)
IN (1) IN2014CN03662A (pt)
MX (1) MX2014005796A (pt)
RU (1) RU2624315C2 (pt)
WO (1) WO2013072841A1 (pt)

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Also Published As

Publication number Publication date
CN103945760B (zh) 2017-06-30
US9689932B2 (en) 2017-06-27
CN103945760A (zh) 2014-07-23
EP2755552B1 (en) 2018-05-16
JP2015501677A (ja) 2015-01-19
RU2014124183A (ru) 2015-12-27
EP2755552A1 (en) 2014-07-23
IN2014CN03662A (pt) 2015-10-16
WO2013072841A1 (en) 2013-05-23
RU2624315C2 (ru) 2017-07-03
MX2014005796A (es) 2014-05-30
JP6246129B2 (ja) 2017-12-13
US20140306698A1 (en) 2014-10-16

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B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements
B350 Update of information on the portal [chapter 15.35 patent gazette]