EP3359034A4 - Selective sampling for assessing structural spatial frequencies with specific contrast mechanisms - Google Patents

Selective sampling for assessing structural spatial frequencies with specific contrast mechanisms Download PDF

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Publication number
EP3359034A4
EP3359034A4 EP16854502.8A EP16854502A EP3359034A4 EP 3359034 A4 EP3359034 A4 EP 3359034A4 EP 16854502 A EP16854502 A EP 16854502A EP 3359034 A4 EP3359034 A4 EP 3359034A4
Authority
EP
European Patent Office
Prior art keywords
spatial frequencies
specific contrast
selective sampling
contrast mechanisms
assessing structural
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.)
Pending
Application number
EP16854502.8A
Other languages
German (de)
French (fr)
Other versions
EP3359034A1 (en
Inventor
David R. Chase
Timothy W. James
Kristin E. JAMES
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bioprotonics Inc
Original Assignee
Bioprotonics 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
Priority claimed from US15/167,828 external-priority patent/US9664759B2/en
Application filed by Bioprotonics Inc filed Critical Bioprotonics Inc
Publication of EP3359034A1 publication Critical patent/EP3359034A1/en
Publication of EP3359034A4 publication Critical patent/EP3359034A4/en
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room
    • A61B5/0036—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room including treatment, e.g., using an implantable medical device, ablating, ventilating
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4842—Monitoring progression or stage of a disease
    • 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
    • G01R33/4818—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
    • 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
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/4833—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices
    • 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
    • G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
    • 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
    • G01R33/56509—Correction of image distortions, e.g. due to magnetic field inhomogeneities due to motion, displacement or flow, e.g. gradient moment nulling

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
EP16854502.8A 2015-10-07 2016-10-07 Selective sampling for assessing structural spatial frequencies with specific contrast mechanisms Pending EP3359034A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562238121P 2015-10-07 2015-10-07
US201662302577P 2016-03-02 2016-03-02
US15/167,828 US9664759B2 (en) 2014-09-01 2016-05-27 Method for assessing structural spatial frequencies using hybrid sampling with non-zero gradient for enhancement of selective sampling
US201662382695P 2016-09-01 2016-09-01
PCT/US2016/056147 WO2017062882A1 (en) 2015-10-07 2016-10-07 Selective sampling for assessing structural spatial frequencies with specific contrast mechanisms

Publications (2)

Publication Number Publication Date
EP3359034A1 EP3359034A1 (en) 2018-08-15
EP3359034A4 true EP3359034A4 (en) 2019-08-07

Family

ID=58488603

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16854502.8A Pending EP3359034A4 (en) 2015-10-07 2016-10-07 Selective sampling for assessing structural spatial frequencies with specific contrast mechanisms

Country Status (6)

Country Link
EP (1) EP3359034A4 (en)
JP (1) JP6906507B2 (en)
CN (1) CN108366753B (en)
AU (1) AU2016334250B2 (en)
CA (1) CA3000765C (en)
WO (1) WO2017062882A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3064736A1 (en) * 2017-05-24 2018-11-29 Bioprotonics, Inc. Selective sampling for assessing structural spatial frequencies with specific contrast mechanisms
JP7227953B2 (en) * 2017-07-06 2023-02-22 バイオプロトニクス インコーポレイテッド A tissue texture measurement method that uses NMR spectroscopy to identify chemical species of constituent texture elements within a target region of tissue
CN110943817A (en) * 2018-09-21 2020-03-31 中兴通讯股份有限公司 Beam failure recovery method and device
AU2019384147A1 (en) * 2018-11-20 2021-06-17 Bioprotonics, Inc. A method to measure tissue texture using NMR spectroscopy with VOI length in an analysis direction defined by receiver bandwidth
CN113507881A (en) * 2018-12-10 2021-10-15 牛津大学创新有限公司 Brain imaging
WO2020125806A1 (en) 2018-12-17 2020-06-25 Shanghai United Imaging Intelligence Co., Ltd. Systems and methods for image segmentation
CN109754394B (en) * 2018-12-28 2021-02-23 上海联影智能医疗科技有限公司 Three-dimensional medical image processing device and method
CA3124755A1 (en) 2018-12-26 2020-07-02 Analytics For Life Inc. Methods and systems to configure and use neural networks in characterizing physiological systems
WO2020158717A1 (en) 2019-01-31 2020-08-06 富士フイルム株式会社 Learned model, learning method, and program, and medical information acquisition device, method, and program
CN110322408A (en) * 2019-06-11 2019-10-11 浙江大学 Multicenter magnetic resonance image automated quality control method based on cloud platform
CN110599447B (en) * 2019-07-29 2023-10-20 广州市番禺区中心医院(广州市番禺区人民医院、广州市番禺区心血管疾病研究所) Liver cancer focus data processing method, system and storage medium
CN110501664B (en) * 2019-08-23 2021-07-16 苏州朗润医疗系统有限公司 Magnetic resonance spectrum phase correction method and magnetic resonance imaging system applying same
TWI754858B (en) 2019-11-21 2022-02-11 國立中央大學 Optical tomography imaging system and imaging method
US11085979B1 (en) * 2020-02-24 2021-08-10 Uih America, Inc. System and method for magnetic resonance imaging with radial sampling of k-space
CN111803068A (en) * 2020-08-21 2020-10-23 上海中医药大学附属曙光医院 Method for noninvasive assessment of hepatic fibrosis based on virtual magnetic resonance elastography
CN112184845B (en) * 2020-09-02 2023-05-05 东软医疗系统股份有限公司 Method and device for generating diffusion weighted image reconstruction model
CN112304811B (en) * 2020-10-22 2023-02-03 无锡鸣石峻致医疗科技有限公司 Low-field nuclear magnetic resonance apparent diffusion coefficient measuring method insensitive to motion
CN112958840B (en) * 2021-02-10 2022-06-14 西南电子技术研究所（中国电子科技集团公司第十研究所） Automatic segmentation method for cutting force signal in precision part machining
CN113156350B (en) * 2021-03-25 2022-07-19 华南理工大学 Non-invasive light opaque micron-sized living tissue magnetic resonance tomography method and system
WO2023055471A1 (en) * 2021-09-29 2023-04-06 The Johns Hopkins University Automated identification of hyperintensive apparent diffusion coefficient clusters for mri-guided laser interstitial thermal therapy
CN116509453B (en) * 2023-06-29 2023-09-01 南京科进实业有限公司 Tibia bone density detection system and method based on ultrasonic waves

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545991A (en) * 1993-10-06 1996-08-13 Bruker Medizintechnik Gmbh Low-noise NMR imaging method with single point recording (SPI)
US20060155186A1 (en) * 2005-01-12 2006-07-13 James Timothy W Bone health assessment using spatial-frequency analysis
US20130278254A1 (en) * 2012-04-20 2013-10-24 Scott Brian Reeder System and method for spectrally-resolved three-dimensional magnetic resonance imaging without frequency-encoding gradients
US20160274203A1 (en) * 2014-09-01 2016-09-22 bioProtonics, LLC Method for assessing structural spatial frequencies using hybrid sampling with non-zero gradient for enhancement of selective sampling

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63130056A (en) * 1986-11-21 1988-06-02 旭化成株式会社 Partial selective nuclear magnetic resonance data lead-out method
JP3393895B2 (en) * 1993-09-13 2003-04-07 株式会社東芝 Magnetic resonance imaging
CN101336380B (en) * 2005-11-27 2013-01-30 精锐医药有限公司 Assessment of structures such as bone using spatial-frequency analysis
US7602180B2 (en) * 2006-11-02 2009-10-13 Siemens Aktiengesellschaft System and method for fast texture-based tensor field visualization for DT-MRI
DE102011007501B3 (en) * 2011-04-15 2012-05-31 Universitätsklinikum Freiburg Method of magnetic resonance imaging for the selection and recording of curved layers
EP2756323A1 (en) * 2011-09-13 2014-07-23 Acuitas Medical Limited Magnetic resonance based method for assessing alzheimer's disease and related pathologies
EP3189345A4 (en) * 2014-09-01 2018-05-09 Bioprotonics LLC Selective sampling magnetic resonance-based method for assessing structural spatial frequencies

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545991A (en) * 1993-10-06 1996-08-13 Bruker Medizintechnik Gmbh Low-noise NMR imaging method with single point recording (SPI)
US20060155186A1 (en) * 2005-01-12 2006-07-13 James Timothy W Bone health assessment using spatial-frequency analysis
US20130278254A1 (en) * 2012-04-20 2013-10-24 Scott Brian Reeder System and method for spectrally-resolved three-dimensional magnetic resonance imaging without frequency-encoding gradients
US20160274203A1 (en) * 2014-09-01 2016-09-22 bioProtonics, LLC Method for assessing structural spatial frequencies using hybrid sampling with non-zero gradient for enhancement of selective sampling

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017062882A1 *

Also Published As

Publication number Publication date
CA3000765C (en) 2024-01-23
JP2018529474A (en) 2018-10-11
EP3359034A1 (en) 2018-08-15
CN108366753B (en) 2019-06-07
AU2016334250A1 (en) 2018-05-17
CA3000765A1 (en) 2017-04-13
CN108366753A (en) 2018-08-03
AU2016334250B2 (en) 2020-04-02
WO2017062882A1 (en) 2017-04-13
JP6906507B2 (en) 2021-07-21

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