GB2424075B - MRI imaging - Google Patents

MRI imaging

Info

Publication number
GB2424075B
GB2424075B GB0505043A GB0505043A GB2424075B GB 2424075 B GB2424075 B GB 2424075B GB 0505043 A GB0505043 A GB 0505043A GB 0505043 A GB0505043 A GB 0505043A GB 2424075 B GB2424075 B GB 2424075B
Authority
GB
United Kingdom
Prior art keywords
mri imaging
mri
imaging
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.)
Expired - Fee Related
Application number
GB0505043A
Other versions
GB0505043D0 (en
GB2424075A (en
Inventor
Permjit Jhooti
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.)
Royal Brompton and Harefield NHS Trust
Original Assignee
Royal Brompton and Harefield NHS Trust
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 Royal Brompton and Harefield NHS Trust filed Critical Royal Brompton and Harefield NHS Trust
Priority to GB0505043A priority Critical patent/GB2424075B/en
Publication of GB0505043D0 publication Critical patent/GB0505043D0/en
Priority to GB0508943A priority patent/GB0508943D0/en
Priority to EP06709981A priority patent/EP1856549A1/en
Priority to PCT/GB2006/000757 priority patent/WO2006095142A1/en
Priority to US11/908,328 priority patent/US7570052B2/en
Publication of GB2424075A publication Critical patent/GB2424075A/en
Application granted granted Critical
Publication of GB2424075B publication Critical patent/GB2424075B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01R33/44—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
    • 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
    • G01R33/567—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution gated by physiological signals, i.e. synchronization of acquired MR data with periodical motion of an object of interest, e.g. monitoring or triggering system for cardiac or respiratory gating
    • G01R33/5673—Gating or triggering based on a physiological signal other than an MR signal, e.g. ECG gating or motion monitoring using optical systems for monitoring the motion of a fiducial marker

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physiology (AREA)
  • Biophysics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Pulmonology (AREA)
  • Power Engineering (AREA)
  • Cardiology (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB0505043A 2005-03-11 2005-03-11 MRI imaging Expired - Fee Related GB2424075B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB0505043A GB2424075B (en) 2005-03-11 2005-03-11 MRI imaging
GB0508943A GB0508943D0 (en) 2005-03-11 2005-05-03 MRI imaging
EP06709981A EP1856549A1 (en) 2005-03-11 2006-03-03 Mri imaging of an object in cyclic motion
PCT/GB2006/000757 WO2006095142A1 (en) 2005-03-11 2006-03-03 Mri imaging
US11/908,328 US7570052B2 (en) 2005-03-11 2006-03-03 MRI imaging of an object in cyclic motion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0505043A GB2424075B (en) 2005-03-11 2005-03-11 MRI imaging

Publications (3)

Publication Number Publication Date
GB0505043D0 GB0505043D0 (en) 2005-04-20
GB2424075A GB2424075A (en) 2006-09-13
GB2424075B true GB2424075B (en) 2007-07-04

Family

ID=34508913

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0505043A Expired - Fee Related GB2424075B (en) 2005-03-11 2005-03-11 MRI imaging
GB0508943A Ceased GB0508943D0 (en) 2005-03-11 2005-05-03 MRI imaging

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0508943A Ceased GB0508943D0 (en) 2005-03-11 2005-05-03 MRI imaging

Country Status (1)

Country Link
GB (2) GB2424075B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9185489B2 (en) 2007-05-30 2015-11-10 Medtronic, Inc. Automatic voiding diary
US8295933B2 (en) 2007-05-30 2012-10-23 Medtronic, Inc. Implantable medical lead including voiding event sensor
US8121691B2 (en) 2007-05-30 2012-02-21 Medtronic, Inc. Voiding event identification based on patient input

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724386A (en) * 1985-09-30 1988-02-09 Picker International, Inc. Centrally ordered phase encoding
WO2001014901A1 (en) * 1999-08-20 2001-03-01 Imperial College Innovations Limited Phase ordering with automatic window selection (paws) for motion resistant mri
WO2003079036A1 (en) * 2002-03-19 2003-09-25 Koninklijke Philips Electronics N.V. Method, software and apparatus for acquiring mr-image data pertaining to a moving organ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724386A (en) * 1985-09-30 1988-02-09 Picker International, Inc. Centrally ordered phase encoding
WO2001014901A1 (en) * 1999-08-20 2001-03-01 Imperial College Innovations Limited Phase ordering with automatic window selection (paws) for motion resistant mri
WO2003079036A1 (en) * 2002-03-19 2003-09-25 Koninklijke Philips Electronics N.V. Method, software and apparatus for acquiring mr-image data pertaining to a moving organ

Also Published As

Publication number Publication date
GB0505043D0 (en) 2005-04-20
GB2424075A (en) 2006-09-13
GB0508943D0 (en) 2005-06-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100311