JP3992973B2 - 高時間分解能の自由呼吸ｍｒ画像の収集 - Google Patents

高時間分解能の自由呼吸ｍｒ画像の収集 Download PDF

Info

Publication number
JP3992973B2
JP3992973B2 JP2001383857A JP2001383857A JP3992973B2 JP 3992973 B2 JP3992973 B2 JP 3992973B2 JP 2001383857 A JP2001383857 A JP 2001383857A JP 2001383857 A JP2001383857 A JP 2001383857A JP 3992973 B2 JP3992973 B2 JP 3992973B2
Authority
JP
Japan
Prior art keywords
interval
data
time interval
image data
sets
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 - Lifetime
Application number
JP2001383857A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002248091A (ja
JP2002248091A5 (enExample
Inventor
マノユクマー・サラナザン
トマス・クウォク−ファー・フー
ジョン・アンドリュー・ダービシャー
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.)
GE Medical Systems Global Technology Co LLC
Original Assignee
GE Medical Systems Global Technology Co LLC
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 GE Medical Systems Global Technology Co LLC filed Critical GE Medical Systems Global Technology Co LLC
Publication of JP2002248091A publication Critical patent/JP2002248091A/ja
Publication of JP2002248091A5 publication Critical patent/JP2002248091A5/ja
Application granted granted Critical
Publication of JP3992973B2 publication Critical patent/JP3992973B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • G01R33/567—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

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physiology (AREA)
  • Power Engineering (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Signal Processing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2001383857A 2000-12-19 2001-12-18 高時間分解能の自由呼吸ｍｒ画像の収集 Expired - Lifetime JP3992973B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/681,068 US6889071B2 (en) 2000-12-19 2000-12-19 Acquisition of high-temporal free-breathing MR images
US09/681068 2000-12-19

Publications (3)

Publication Number Publication Date
JP2002248091A JP2002248091A (ja) 2002-09-03
JP2002248091A5 JP2002248091A5 (enExample) 2005-07-28
JP3992973B2 true JP3992973B2 (ja) 2007-10-17

Family

ID=24733677

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001383857A Expired - Lifetime JP3992973B2 (ja) 2000-12-19 2001-12-18 高時間分解能の自由呼吸ｍｒ画像の収集

Country Status (4)

Country Link
US (1) US6889071B2 (enExample)
EP (1) EP1227332B1 (enExample)
JP (1) JP3992973B2 (enExample)
DE (1) DE60123375T2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7283862B1 (en) * 2002-05-16 2007-10-16 General Electric Company Rapid multi-slice MR perfusion imaging with large dynamic range
ES2378208T3 (es) 2002-07-29 2012-04-10 Wake Forest University Diagnósticos card�?acos mediante la utilización de imagenolog�?a por resonancia magnética card�?aca de movimiento de pared y perfusión y sistemas de diagnóstico card�?aco.
WO2004010849A2 (en) * 2002-07-29 2004-02-05 Wake Forest University Cardiac diagnostics using time compensated stress test cardiac mri imaging and systems for cardiac diagnostics
JP2007503240A (ja) * 2003-08-27 2007-02-22 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 心臓を磁気共鳴撮像する方法
US20060230049A1 (en) * 2005-04-12 2006-10-12 General Electric Company Method and apparatus for selecting preferred images for a current exam based on a previous exam
DE102005027438B4 (de) * 2005-06-14 2011-12-22 Siemens Ag Verfahren zur EKG-Triggerung einer Messsequenz eines Magnetresonanzgeräts
DE102005044336A1 (de) * 2005-09-16 2007-04-05 Siemens Ag Verfahren zur Aufnahme von Bilddaten des Herzens
DE102005051323B4 (de) * 2005-10-26 2008-01-31 Siemens Ag Verfahren und Gerät zur Magnet-Resonanz-Bildgebung auf Basis einer Gradientenechosequenz
US20080004518A1 (en) * 2006-06-29 2008-01-03 Koninklijke Philips Electronics N.V. Magnetic resonance sequence for quantitative t1 mapping during free breathing
US8831703B2 (en) * 2006-10-23 2014-09-09 The General Hospital Corporation Selective MR imaging of segmented anatomy
WO2009024898A2 (en) * 2007-08-22 2009-02-26 Koninklijke Philips Electronics, N.V. Magnetic resonance imaging with dynamically optimized temporal resolution
JP5854575B2 (ja) * 2007-12-10 2016-02-09 株式会社東芝 磁気共鳴イメージング装置
US10588578B2 (en) * 2010-10-14 2020-03-17 Koninklijke Philips N.V. MR data acquisition using physiological monitoring
US9713435B2 (en) 2011-07-27 2017-07-25 Biosense Webster (Israel) Ltd. Cardiac mapping using non-gated MRI
US9366754B2 (en) * 2012-08-17 2016-06-14 General Electric Company Ultrasound imaging system and method
US9835705B2 (en) * 2013-11-07 2017-12-05 Beth Israel Deaconess Medical Center, Inc. System and method for free-breathing volumetric imaging of cardiac tissue
KR102202398B1 (ko) 2015-12-11 2021-01-13 삼성전자주식회사 영상처리장치 및 그의 영상처리방법
JP6988001B2 (ja) * 2018-08-30 2022-01-05 オリンパス株式会社 記録装置、画像観察装置、観察システム、観察システムの制御方法、及び観察システムの作動プログラム
JP7473374B2 (ja) * 2019-03-25 2024-04-23 キヤノンメディカルシステムズ株式会社 画像再構成方法及び再構成装置
US20220361799A1 (en) * 2021-05-14 2022-11-17 Caption Health, Inc. Circuitless heart cycle determination

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5251628A (en) * 1992-06-23 1993-10-12 General Electric Company Variable ECG delay in fast pulse sequence scans
US5377680A (en) 1993-08-04 1995-01-03 General Electric Company MRI cardiac image produced by temporal data sharing
US5697370A (en) * 1996-01-17 1997-12-16 General Electric Company Method for increasing temporal resolution of MR fluoroscopy
AU7837898A (en) * 1997-06-12 1998-12-30 Johns Hopkins University School Of Medicine, The Method for measuring myocardial motion and the like
US6198959B1 (en) * 1998-03-27 2001-03-06 Cornell Research Foundation Inc. Coronary magnetic resonance angiography using motion matched acquisition
US6377680B1 (en) * 1998-07-14 2002-04-23 At&T Corp. Method and apparatus for noise cancellation
US6078175A (en) * 1998-10-26 2000-06-20 General Electric Company Acquistion of segmented cardiac gated MRI perfusion images
US6070097A (en) * 1998-12-30 2000-05-30 General Electric Company Method for generating a gating signal for cardiac MRI
US6526307B2 (en) * 2000-12-29 2003-02-25 Ge Medical Systems Global Technology Co., Llc Method and apparatus to improve myocardial infarction detection with blood pool signal suppression

Also Published As

Publication number Publication date
DE60123375T2 (de) 2007-08-23
EP1227332A2 (en) 2002-07-31
JP2002248091A (ja) 2002-09-03
EP1227332B1 (en) 2006-09-27
US6889071B2 (en) 2005-05-03
DE60123375D1 (de) 2006-11-09
EP1227332A3 (en) 2004-01-14
US20020077538A1 (en) 2002-06-20

Similar Documents

Publication Publication Date Title
JP3992973B2 (ja) 高時間分解能の自由呼吸ｍｒ画像の収集
US6704593B2 (en) Realtime MR scan prescription using physiological information
JP4773612B2 (ja) ナヴィゲータ磁気共鳴撮像エコー信号を用いた呼吸変位及び速度の測定法
US8380284B2 (en) Method and apparatus for automated tracking of vessel movement using MR imaging
US5997883A (en) Retrospective ordering of segmented MRI cardiac data using cardiac phase
US6144874A (en) Respiratory gating method for MR imaging
CN102743172B (zh) 借助磁共振设备抑制不期望的信号触发地采集测量数据
US5377680A (en) MRI cardiac image produced by temporal data sharing
US8588889B2 (en) Method and apparatus for breath-held MR data acquisition using interleaved acquisition
JP2001000417A (ja) マルチ・スラブ及びマルチ・ウィンドウでの心臓の磁気共鳴イメージング法
US20030184291A1 (en) Shifting of artifacts by reordering of k-space
KR100646914B1 (ko) 자기공명 이미징장치
EP1451603A1 (en) Multiple preparatory excitations and readouts distributed over the cardiac cycle
EP1083437B1 (en) Method and apparatus for MR data acquisition using a notched RF saturation pulse
EP1221624A2 (en) Method and apparatus for fast breath-held 3d mr data acquisition using variable sampling
JP2002248091A5 (enExample)
US6144200A (en) Acquisition of segmented MRI cardiac data using an EPI pulse sequence
US7953469B2 (en) System and method for real-time localization for gated MR imaging
JP3735429B2 (ja) Ｍｒｉシステムを用いて一連の画像を形成する方法及び装置
US7693569B1 (en) Method and system of determining motion in a region-of-interest directly and independently of k-space trajectory
JPH1119067A (ja) 心臓を描くｎｍｒ画像を作る方法及び装置
JP4086544B2 (ja) 磁気共鳴イメージング装置
JP2586030B2 (ja) Ｍｒｉ装置
JP2000342550A (ja) 磁気共鳴撮影装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20041217

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20041217

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20070202

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20070206

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070223

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20070626

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070725

R150 Certificate of patent or registration of utility model

Ref document number: 3992973

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100803

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110803

Year of fee payment: 4

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110803

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120803

Year of fee payment: 5

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130803

Year of fee payment: 6

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term