JP4193168B2 - 血流動態解析装置及び方法 - Google Patents

血流動態解析装置及び方法 Download PDF

Info

Publication number
JP4193168B2
JP4193168B2 JP2002025309A JP2002025309A JP4193168B2 JP 4193168 B2 JP4193168 B2 JP 4193168B2 JP 2002025309 A JP2002025309 A JP 2002025309A JP 2002025309 A JP2002025309 A JP 2002025309A JP 4193168 B2 JP4193168 B2 JP 4193168B2
Authority
JP
Japan
Prior art keywords
pixel
change information
blood flow
time change
filter
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
JP2002025309A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003225234A5 (enExample
JP2003225234A (ja
Inventor
康夫 尾見
宮崎　　靖
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.)
Hitachi Healthcare Manufacturing Ltd
Original Assignee
Hitachi Medical Corp
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 Hitachi Medical Corp filed Critical Hitachi Medical Corp
Priority to JP2002025309A priority Critical patent/JP4193168B2/ja
Publication of JP2003225234A publication Critical patent/JP2003225234A/ja
Publication of JP2003225234A5 publication Critical patent/JP2003225234A5/ja
Application granted granted Critical
Publication of JP4193168B2 publication Critical patent/JP4193168B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/507—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for determination of haemodynamic parameters, e.g. perfusion CT

Landscapes

  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Analysis (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2002025309A 2002-02-01 2002-02-01 血流動態解析装置及び方法 Expired - Lifetime JP4193168B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002025309A JP4193168B2 (ja) 2002-02-01 2002-02-01 血流動態解析装置及び方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002025309A JP4193168B2 (ja) 2002-02-01 2002-02-01 血流動態解析装置及び方法

Publications (3)

Publication Number Publication Date
JP2003225234A JP2003225234A (ja) 2003-08-12
JP2003225234A5 JP2003225234A5 (enExample) 2005-08-04
JP4193168B2 true JP4193168B2 (ja) 2008-12-10

Family

ID=27747497

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002025309A Expired - Lifetime JP4193168B2 (ja) 2002-02-01 2002-02-01 血流動態解析装置及び方法

Country Status (1)

Country Link
JP (1) JP4193168B2 (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0326381D0 (en) * 2003-11-12 2003-12-17 Inst Of Cancer Res The A method and means for image processing
DE602005011515D1 (de) 2004-03-31 2009-01-22 Toshiba Kk Vorrichtung und Verfahren zur Verarbeitung medizinischer Bilder
EP1812101A4 (en) 2004-11-16 2014-04-23 Medrad Inc MODELING PHARMACEUTICAL DISSIPATION
EP2902053B1 (en) 2004-11-24 2017-09-06 Bayer Healthcare LLC Devices, systems and methods for fluid delivery
JP4804039B2 (ja) * 2005-05-27 2011-10-26 株式会社日立メディコ 血流動態解析装置、ｘ線ｃｔ装置、ｍｒｉ装置、及び血流動態解析プログラム
JP4707471B2 (ja) * 2005-06-10 2011-06-22 株式会社日立メディコ 画像処理プログラム、装置及び方法
US7738624B2 (en) * 2006-01-05 2010-06-15 Koninklijke Philips Electronics N.V. Adjustable phantom
GB2459075B (en) * 2006-06-02 2010-12-15 Siemens Molecular Imaging Ltd Estimation of blood input function for functional medical scans
US9302044B2 (en) 2006-12-29 2016-04-05 Bayer Healthcare Llc Patient-based parameter generation systems for medical injection procedures
WO2009145076A1 (ja) * 2008-05-28 2009-12-03 株式会社 日立メディコ 画像処理装置、画像処理方法、及び画像処理プログラム
US9421330B2 (en) 2008-11-03 2016-08-23 Bayer Healthcare Llc Mitigation of contrast-induced nephropathy
JP4696278B2 (ja) * 2009-09-14 2011-06-08 国立大学法人 東京大学 領域分割画像生成方法、領域分割画像生成装置及びコンピュータプログラム
WO2011070484A2 (en) * 2009-12-08 2011-06-16 Koninklijke Philips Electronics N.V. A method and a correction system for correcting tracer-uptake measurements
JP5566174B2 (ja) * 2010-04-27 2014-08-06 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 磁気共鳴イメージング装置およびプログラム
RU2434288C1 (ru) * 2010-06-08 2011-11-20 Закрытое Акционерное Общество "Импульс" Способ коррекции цифровых изображений
US9959389B2 (en) 2010-06-24 2018-05-01 Bayer Healthcare Llc Modeling of pharmaceutical propagation and parameter generation for injection protocols
JP6081139B2 (ja) * 2011-12-26 2017-02-15 東芝メディカルシステムズ株式会社 超音波診断装置、医用画像処理装置、及び医用画像処理方法
AU2012380327A1 (en) 2012-05-14 2014-11-27 Bayer Healthcare Llc Systems and methods for determination of pharmaceutical fluid injection protocols based on x-ray tube voltage
US9555379B2 (en) 2013-03-13 2017-01-31 Bayer Healthcare Llc Fluid path set with turbulent mixing chamber, backflow compensator
EP3423130B1 (en) 2016-03-03 2025-05-14 Bayer Healthcare LLC System and method for improved fluid delivery in multi-fluid injector systems
EP3538182A1 (en) 2016-11-14 2019-09-18 Bayer Healthcare LLC Methods and systems for verifying the contents of a syringe used for medical fluid delivery
CA3066780A1 (en) 2017-08-31 2019-03-07 Bayer Healthcare Llc Fluid injector system volume compensation system and method
JP7221885B2 (ja) 2017-08-31 2023-02-14 バイエル・ヘルスケア・エルエルシー 注入器圧力較正システムおよび方法
EP3675930B1 (en) 2017-08-31 2024-01-17 Bayer Healthcare LLC Method for drive member position and fluid injector system mechanical calibration
WO2019046299A1 (en) 2017-08-31 2019-03-07 Bayer Healthcare Llc FLUID PATH IMPEDANCE ASSESSMENT FOR IMPROVING FLUID DISTRIBUTION PERFORMANCE
CN110869071B (zh) 2017-08-31 2023-05-02 拜耳医药保健有限公司 流体注入器系统中的动态压力控制的方法
AU2019256461B2 (en) 2018-04-19 2024-03-07 Bayer Healthcare Llc System and method for air detection in fluid injector
EP3843808B1 (en) 2018-08-28 2025-12-17 Bayer HealthCare LLC Fluid injector system, method of preventing fluid backflow, and computer program product
WO2020046889A1 (en) 2018-08-28 2020-03-05 Bayer Healthcare Llc Fluid injector system with improved ratio performance
JP7355525B2 (ja) * 2019-05-23 2023-10-03 東芝Ｉｔコントロールシステム株式会社 放射線検査装置

Also Published As

Publication number Publication date
JP2003225234A (ja) 2003-08-12

Similar Documents

Publication Publication Date Title
JP4193168B2 (ja) 血流動態解析装置及び方法
JP6559678B2 (ja) スペクトル画像データ処理
JP4013128B2 (ja) 血流動態解析装置、方法、及び画像診断装置
JP5081390B2 (ja) 腫瘍量を監視する方法及びシステム
WO2010055405A2 (en) Method and system for mapping tissue status of acute stroke
WO2005046478A1 (ja) 画像処理方法、画像処理装置、医用画像診断支援システム、及び時間軸方向フィルタリング方法
JP5658686B2 (ja) 貫壁性のかん流の勾配の画像分析
EP3455824B1 (en) Noise reduction in image data
JP4589114B2 (ja) 画像データ情報の表示
Chen et al. Characterization of the image-derived carotid artery input function using independent component analysis for the quantitation of [18F] fluorodeoxyglucose positron emission tomography images
JP2018538032A (ja) 機能的医用撮像における定量的マップ生成の自動最適化方法
JP2006500099A5 (enExample)
US10043268B2 (en) Medical image processing apparatus and method to generate and display third parameters based on first and second images
JP6564075B2 (ja) 医用画像を表示するための伝達関数の選択
JP4804039B2 (ja) 血流動態解析装置、ｘ線ｃｔ装置、ｍｒｉ装置、及び血流動態解析プログラム
JP2003299646A (ja) 画像解析装置
CN106415659B (zh) 成像处理方法和计算系统
JP6898047B2 (ja) 時変データの定量的評価
JP5042533B2 (ja) 医用画像表示装置
CN117547293A (zh) 基于三维动态数据和频域滤波的四维血管造影成像方法
JP7556492B2 (ja) ３ｄ ｘ線暗視野撮像における不均一性解析
US11704795B2 (en) Quality-driven image processing
JP2025004671A (ja) 分析システムおよびプログラム
Chung et al. Quality versus quantity of dynamic CT perfusion images at isodose
Neeman et al. Computer aided evaluation of upper urinary tract obstruction

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050104

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050104

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20080401

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20080415

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080611

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: 20080829

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20080911

R150 Certificate of patent or registration of utility model

Ref document number: 4193168

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: 20111003

Year of fee payment: 3

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

Free format text: PAYMENT UNTIL: 20111003

Year of fee payment: 3

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

Free format text: PAYMENT UNTIL: 20121003

Year of fee payment: 4

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

Free format text: PAYMENT UNTIL: 20121003

Year of fee payment: 4

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

Free format text: PAYMENT UNTIL: 20131003

Year of fee payment: 5

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

S533 Written request for registration of change of name

Free format text: JAPANESE INTERMEDIATE CODE: R313533

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

EXPY Cancellation because of completion of term