JP5150267B2 - 肝臓の障害を検出する超音波診断イメージングシステム - Google Patents
肝臓の障害を検出する超音波診断イメージングシステム Download PDFInfo
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- JP5150267B2 JP5150267B2 JP2007555762A JP2007555762A JP5150267B2 JP 5150267 B2 JP5150267 B2 JP 5150267B2 JP 2007555762 A JP2007555762 A JP 2007555762A JP 2007555762 A JP2007555762 A JP 2007555762A JP 5150267 B2 JP5150267 B2 JP 5150267B2
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- 238000002604 ultrasonography Methods 0.000 title claims description 31
- 238000002059 diagnostic imaging Methods 0.000 title claims description 13
- 206010067125 Liver injury Diseases 0.000 title claims description 3
- 231100000234 hepatic damage Toxicity 0.000 title claims 2
- 230000008818 liver damage Effects 0.000 title claims 2
- 239000002872 contrast media Substances 0.000 claims description 38
- 210000004185 liver Anatomy 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 20
- 239000000523 sample Substances 0.000 claims description 5
- 206010073071 hepatocellular carcinoma Diseases 0.000 description 22
- 231100000844 hepatocellular carcinoma Toxicity 0.000 description 22
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 17
- 208000035475 disorder Diseases 0.000 description 15
- 230000017531 blood circulation Effects 0.000 description 13
- 210000001519 tissue Anatomy 0.000 description 12
- 210000001367 artery Anatomy 0.000 description 9
- 238000003384 imaging method Methods 0.000 description 9
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- 238000001514 detection method Methods 0.000 description 7
- 238000003745 diagnosis Methods 0.000 description 6
- 210000002767 hepatic artery Anatomy 0.000 description 6
- 230000002123 temporal effect Effects 0.000 description 6
- 210000000709 aorta Anatomy 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 210000003240 portal vein Anatomy 0.000 description 5
- 210000005166 vasculature Anatomy 0.000 description 5
- 210000004369 blood Anatomy 0.000 description 4
- 239000008280 blood Substances 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 4
- 230000036770 blood supply Effects 0.000 description 3
- 229940039231 contrast media Drugs 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002592 echocardiography Methods 0.000 description 3
- 201000011066 hemangioma Diseases 0.000 description 3
- 230000003902 lesion Effects 0.000 description 3
- 208000019423 liver disease Diseases 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 208000005176 Hepatitis C Diseases 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 2
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- 238000001914 filtration Methods 0.000 description 2
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- 238000002347 injection Methods 0.000 description 2
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- 230000010412 perfusion Effects 0.000 description 2
- 206010016654 Fibrosis Diseases 0.000 description 1
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- 208000027418 Wounds and injury Diseases 0.000 description 1
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- 238000013459 approach Methods 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007882 cirrhosis Effects 0.000 description 1
- 208000019425 cirrhosis of liver Diseases 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 210000005095 gastrointestinal system Anatomy 0.000 description 1
- 231100000753 hepatic injury Toxicity 0.000 description 1
- 208000006454 hepatitis Diseases 0.000 description 1
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- 206010020718 hyperplasia Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 201000007270 liver cancer Diseases 0.000 description 1
- 210000005228 liver tissue Anatomy 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012285 ultrasound imaging Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 210000002620 vena cava superior Anatomy 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/481—Diagnostic techniques involving the use of contrast agent, e.g. microbubbles introduced into the bloodstream
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0833—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures
- A61B8/085—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures for locating body or organic structures, e.g. tumours, calculi, blood vessels, nodules
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Artificial Intelligence (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Evolutionary Computation (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physiology (AREA)
- Psychiatry (AREA)
- Signal Processing (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Description
Claims (8)
- 造影剤の到着時間が病状の特性を示すことができる体の領域に信号を送信及び受信するように作動するプローブと、
造影剤から受信された特性信号を検出する検出器と、
前記検出器に応答する画像プロセッサと、
前記画像プロセッサに応答して、造影剤の早いウォッシュインからの信号を識別する画素分類器であって、前記画素分類器が、タイマを有し、前記タイマは、画素又はボクセル値が前記閾値を超過する場合に開始され、開始時間から所定の時間窓の後にタイムアウトし、前記画素分類器が、前記所定の時間窓により一連の画像から受信された画素又はボクセルデータを分類する、前記画素分類器と、
前記画素分類器に応答して、早い造影剤到着の領域が強調表示される超音波画像を生成するパラメータ画像プロセッサと、
前記パラメータ画像を表示する画像ディスプレイと、
を有する超音波診断イメージングシステム。 - 前記プローブは、造影剤の到着時間が肝臓障害の特性を示すことができる肝臓に超音波信号を送信し、前記肝臓から超音波信号を受信するように作動する、請求項1に記載の超音波診断イメージングシステム。
- 前記画素分類器が、曲線適合処理により一連の画像から受信された画素又はボクセルデータを分類する、請求項1に記載の超音波診断イメージングシステム。
- 前記検出器が、非線形信号成分検出器を有する、請求項1に記載の超音波診断イメージングシステム。
- 前記非線形信号成分検出器が、高調波信号検出器を有する、請求項4に記載の超音波診断イメージングシステム。
- 前記非線形信号成分検出器が、パルス反転信号プロセッサを有する、請求項4に記載の超音波診断イメージングシステム。
- 一連の受信された画像に応答して、前記画像の内容を空間的に位置合わせするように作動する画像位置合わせプロセッサ、
を更に有する、請求項1に記載の超音波診断イメージングシステム。 - 前記画像位置合わせプロセッサが、更に、一連の画像内に示された組織を、画像ごとに同じ画素又はボクセル場所に位置合わせするように作動する、請求項7に記載の超音波診断イメージングシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US65582405P | 2005-02-23 | 2005-02-23 | |
US60/655,824 | 2005-02-23 | ||
PCT/IB2006/050512 WO2006090309A2 (en) | 2005-02-23 | 2006-02-16 | Ultrasonic diagnostic imaging system and method for detecting lesions of the liver |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008531082A JP2008531082A (ja) | 2008-08-14 |
JP5150267B2 true JP5150267B2 (ja) | 2013-02-20 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007555762A Active JP5150267B2 (ja) | 2005-02-23 | 2006-02-16 | 肝臓の障害を検出する超音波診断イメージングシステム |
Country Status (6)
Country | Link |
---|---|
US (1) | US20090124907A1 (ja) |
EP (1) | EP1855596B1 (ja) |
JP (1) | JP5150267B2 (ja) |
KR (1) | KR20070110855A (ja) |
CN (1) | CN101128154B (ja) |
WO (1) | WO2006090309A2 (ja) |
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US20090198132A1 (en) * | 2007-08-10 | 2009-08-06 | Laurent Pelissier | Hand-held ultrasound imaging device having reconfigurable user interface |
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US10130342B2 (en) | 2007-12-28 | 2018-11-20 | Bracco Suisse Sa | Initialization of fitting parameters for perfusion assessment based on bolus administration |
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WO2010045003A1 (en) * | 2008-10-14 | 2010-04-22 | Mayo Foundation For Medical Education And Research | Method for time-of-arrival mapping in magnetic resonance imaging |
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JP5455379B2 (ja) * | 2009-01-07 | 2014-03-26 | 株式会社東芝 | 医用画像処理装置、超音波診断装置、及び医用画像処理プログラム |
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CN103839249B (zh) * | 2012-11-23 | 2017-02-08 | 上海联影医疗科技有限公司 | Ct肝灌注的图像后处理方法和ct肝灌注方法 |
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-
2006
- 2006-02-16 WO PCT/IB2006/050512 patent/WO2006090309A2/en active Application Filing
- 2006-02-16 KR KR1020077019009A patent/KR20070110855A/ko not_active Application Discontinuation
- 2006-02-16 CN CN2006800058415A patent/CN101128154B/zh active Active
- 2006-02-16 JP JP2007555762A patent/JP5150267B2/ja active Active
- 2006-02-16 EP EP06710924.9A patent/EP1855596B1/en active Active
- 2006-02-16 US US11/816,424 patent/US20090124907A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
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EP1855596B1 (en) | 2015-07-01 |
CN101128154A (zh) | 2008-02-20 |
WO2006090309A2 (en) | 2006-08-31 |
US20090124907A1 (en) | 2009-05-14 |
JP2008531082A (ja) | 2008-08-14 |
WO2006090309A3 (en) | 2006-11-09 |
KR20070110855A (ko) | 2007-11-20 |
EP1855596A2 (en) | 2007-11-21 |
CN101128154B (zh) | 2011-03-09 |
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