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SG11202108781SA - Systems and methods for ultralow field relaxation dispersion - Google Patents

Systems and methods for ultralow field relaxation dispersion

Info

Publication number
SG11202108781SA
SG11202108781SA SG11202108781SA SG11202108781SA SG11202108781SA SG 11202108781S A SG11202108781S A SG 11202108781SA SG 11202108781S A SG11202108781S A SG 11202108781SA SG 11202108781S A SG11202108781S A SG 11202108781SA SG 11202108781S A SG11202108781S A SG 11202108781SA
Authority
SG
Singapore
Prior art keywords
systems
methods
field relaxation
relaxation dispersion
ultralow field
Prior art date
Application number
SG11202108781SA
Inventor
Muller Gomes
Original Assignee
Promaxo Inc
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 Promaxo Inc filed Critical Promaxo Inc
Publication of SG11202108781SA publication Critical patent/SG11202108781SA/en

Links

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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • 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]
    • G01R33/445—MR involving a non-standard magnetic field B0, e.g. of low magnitude as in the earth's magnetic field or in nanoTesla spectroscopy, comprising a polarizing magnetic field for pre-polarisation, B0 with a temporal variation of its magnitude or direction such as field cycling of B0 or rotation of the direction of B0, or spatially inhomogeneous B0 like in fringe-field MR or in stray-field 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
    • G01R33/28—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
    • 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
    • G01R33/3808—Magnet assemblies for single-sided MR wherein the magnet assembly is located on one side of a subject only; Magnet assemblies for inside-out MR, e.g. for MR in a borehole or in a blood vessel, or magnet assemblies for fringe-field MR
    • 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
    • G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
    • 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
    • G01R33/383—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using permanent magnets
    • 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
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field 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
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/46—NMR spectroscopy
    • G01R33/465—NMR spectroscopy applied to biological material, e.g. in vitro testing
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Vascular Medicine (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • Molecular Biology (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
SG11202108781SA 2019-02-15 2020-02-14 Systems and methods for ultralow field relaxation dispersion SG11202108781SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962806664P 2019-02-15 2019-02-15
PCT/US2020/018352 WO2020168233A1 (en) 2019-02-15 2020-02-14 Systems and methods for ultralow field relaxation dispersion

Publications (1)

Publication Number Publication Date
SG11202108781SA true SG11202108781SA (en) 2021-09-29

Family

ID=72044272

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202108781SA SG11202108781SA (en) 2019-02-15 2020-02-14 Systems and methods for ultralow field relaxation dispersion

Country Status (12)

Country Link
US (2) US11921178B2 (en)
EP (1) EP3924745A4 (en)
JP (2) JP7645042B2 (en)
KR (2) KR20250092283A (en)
CN (1) CN113767297A (en)
AU (1) AU2020223171A1 (en)
BR (1) BR112021015713A2 (en)
CA (1) CA3129840A1 (en)
IL (1) IL285535A (en)
MX (1) MX2021009756A (en)
SG (1) SG11202108781SA (en)
WO (1) WO2020168233A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112021015713A2 (en) 2019-02-15 2021-12-14 Promaxo Inc Magnetic Resonance System, and, Method for Operating a Field Cycled Magnetic Resonance System
KR20250092289A (en) * 2019-02-22 2025-06-23 프로맥소 인크. Systems and methods for performing magnetic resonance imaging
IL295883B2 (en) 2019-02-22 2025-05-01 Promaxo Inc Pseudo-birdcage coil with variable tuning and applications thereof
CA3133107C (en) 2019-03-25 2023-10-17 Promaxo, Inc. Systems and methods for volumetric acquisition in a single-sided mri system
AU2020308866A1 (en) 2019-06-25 2021-12-23 Promaxo, Inc. Systems and methods for image reconstruction in magnetic resonance imaging
BR112022014564A2 (en) 2020-01-23 2022-09-13 Promaxo Inc GUIDED ROBOTIC SYSTEM, AND METHOD OF USING A GUIDED ROBOTIC SYSTEM
BR112022016563A2 (en) 2020-02-20 2022-10-11 Promaxo Inc UNILATERAL MAGNETIC IMAGE GENERATION DEVICE, AND, ADJUSTMENT METHOD OF A UNILATERAL MAGNETIC IMAGE GENERATING DEVICE
JP2023516474A (en) 2020-03-09 2023-04-19 プロマクソ インコーポレイテッド Phase encoding using frequency-swept pulses for magnetic resonance imaging in inhomogeneous magnetic fields
BR112022017884A2 (en) 2020-03-09 2022-11-01 Promaxo Inc METHOD FOR TRANSMITTING RADIOFREQUENCY PULSES, AND MAGNETIC IMAGING DEVICE
BR112023022280A2 (en) 2021-04-26 2024-01-23 Promaxo Inc STEREOTAXIC PERINEUM POSITIONING DEVICE, AND, METHOD
EP4460704A1 (en) 2022-01-04 2024-11-13 Promaxo, Inc. Relaxation-based magnetic resonance thermometry with a low-field single-sided mri scanner

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US5382904A (en) * 1992-04-15 1995-01-17 Houston Advanced Research Center Structured coil electromagnets for magnetic resonance imaging and method for fabricating the same
US5900793A (en) * 1997-07-23 1999-05-04 Odin Technologies Ltd Permanent magnet assemblies for use in medical applications
JP3175766B2 (en) * 1998-09-28 2001-06-11 日本電気株式会社 Non-destructive inspection device and non-destructive inspection method
US6489767B1 (en) * 2000-09-06 2002-12-03 Quantum Magnetics, Inc. Apparatus for and method of single-sided magnetic resonance imaging with palm-size probe
US6559640B2 (en) 2001-05-22 2003-05-06 Baker Hughes Incorporated NMR apparatus and method utilizing pulsed static magnetic fields
US6977503B2 (en) * 2003-02-10 2005-12-20 Quantum Magnetics, Inc. System and method for single-sided magnetic resonance imaging
GB0618514D0 (en) * 2006-09-20 2006-11-01 Univ Nottingham Trent Method of detecting interactions on a microarray using nuclear magnetic resonance
WO2010114959A1 (en) * 2009-04-02 2010-10-07 Mayo Foundation For Medical Education And Research Single-sided magnetic resonance imaging system suitable for performing magnetic resonance elastography
FR2949602A1 (en) 2009-08-28 2011-03-04 Commissariat Energie Atomique CYLINDRICAL PERMANENT MAGNET DEVICE PRODUCING A MAGNETIC FIELD CONTROLLED AT A DISTANCE FROM ITS SURFACE
DE102013216529B4 (en) * 2013-08-21 2019-05-23 Siemens Healthcare Gmbh Method in particular for the patient-adaptive B0 homogenization of MR systems using different types of shim coils
DE102013226745A1 (en) * 2013-12-19 2015-06-25 Sirona Dental Systems Gmbh Magnetic resonance scanning device for medical diagnostics
CA2884097C (en) * 2014-03-13 2020-04-21 LT Imaging Inc. Magnetic resonance imaging (mri) system and method
GB2552434B (en) * 2015-02-23 2021-07-07 Synaptive Medical Inc System and method for magnetic resonance coil arrangement
CA2977406C (en) * 2015-02-23 2021-01-26 Synaptive Medical (Barbados) Inc. System and method for delta relaxation enhanced magnetic resonance imaging
CA2979318C (en) * 2015-03-11 2019-04-02 Synaptive Medical (Barbados) Inc. System and method for imaging macrophage activity using delta relaxation enhanced magnetic resonance imaging
US10627464B2 (en) * 2016-11-22 2020-04-21 Hyperfine Research, Inc. Low-field magnetic resonance imaging methods and apparatus
US20180220949A1 (en) 2017-02-08 2018-08-09 Pablo Jose Prado Apparatus and method for in-vivo fat and iron content measurement
SG11201911699PA (en) 2017-06-08 2020-01-30 Weinberg Medical Physics Inc Unilateral magnetic resonance imaging system with aperture for interventions and methodologies for operating same
BR112021015713A2 (en) 2019-02-15 2021-12-14 Promaxo Inc Magnetic Resonance System, and, Method for Operating a Field Cycled Magnetic Resonance System

Also Published As

Publication number Publication date
JP2022520808A (en) 2022-04-01
CN113767297A (en) 2021-12-07
AU2020223171A1 (en) 2021-09-02
BR112021015713A2 (en) 2021-12-14
KR20250092283A (en) 2025-06-23
JP7645042B2 (en) 2025-03-13
US20220146613A1 (en) 2022-05-12
CA3129840A1 (en) 2020-08-20
WO2020168233A1 (en) 2020-08-20
IL285535A (en) 2021-09-30
EP3924745A4 (en) 2022-10-19
US11921178B2 (en) 2024-03-05
KR20220006037A (en) 2022-01-14
JP2025084918A (en) 2025-06-03
EP3924745A1 (en) 2021-12-22
MX2021009756A (en) 2021-11-17
US20250020746A1 (en) 2025-01-16

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