JP2008237908A - エネルギ識別を用いた計算機式断層写真法における血栓の検出 - Google Patents

エネルギ識別を用いた計算機式断層写真法における血栓の検出 Download PDF

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JP2008237908A
JP2008237908A JP2008072745A JP2008072745A JP2008237908A JP 2008237908 A JP2008237908 A JP 2008237908A JP 2008072745 A JP2008072745 A JP 2008072745A JP 2008072745 A JP2008072745 A JP 2008072745A JP 2008237908 A JP2008237908 A JP 2008237908A
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energy
image
pixels
data
pixel
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JP2008237908A5 (OSRAM
Inventor
Deborah J Walter
デボラ・ジョイ・ウォルター
Yanfeng Du
ヤンフェン・ドュ
Kelly L Piacsek
ケリー・リン・ピアセック
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General Electric Co
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General Electric Co
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    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process
    • 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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4035—Arrangements for generating radiation specially adapted for radiation diagnosis the source being combined with a filter or grating
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4035—Arrangements for generating radiation specially adapted for radiation diagnosis the source being combined with a filter or grating
    • A61B6/4042—K-edge filters
    • 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
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4241—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting
    • 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
    • A61B6/48—Diagnostic techniques
    • A61B6/481—Diagnostic techniques involving the use of contrast agents
    • 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
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • 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
    • A61B6/504—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 diagnosis of blood vessels, e.g. by angiography
    • 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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/136—Segmentation; Edge detection involving thresholding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10081—Computed x-ray tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30028—Colon; Small intestine
    • G06T2207/30032—Colon polyp
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30101—Blood vessel; Artery; Vein; Vascular

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Pulmonology (AREA)
  • Vascular Medicine (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2008072745A 2007-03-27 2008-03-21 エネルギ識別を用いた計算機式断層写真法における血栓の検出 Pending JP2008237908A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/692,086 US7599465B2 (en) 2004-11-19 2007-03-27 Detection of thrombi in CT using energy discrimination

Publications (2)

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JP2008237908A true JP2008237908A (ja) 2008-10-09
JP2008237908A5 JP2008237908A5 (OSRAM) 2013-01-24

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US (1) US7599465B2 (OSRAM)
JP (1) JP2008237908A (OSRAM)
DE (1) DE102008012893A1 (OSRAM)

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JP2010125330A (ja) * 2008-11-26 2010-06-10 General Electric Co <Ge> 自動診断のためのシステム及び方法
JP2010125331A (ja) * 2008-11-26 2010-06-10 General Electric Co <Ge> マルチエネルギーデータを表示するためのシステム及び方法
JP2019527885A (ja) * 2016-07-13 2019-10-03 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． スペクトルコンピュータ断層撮影フィンガープリンティング
JP2022509852A (ja) * 2018-12-06 2022-01-24 コーニンクレッカ フィリップス エヌ ヴェ ３ｄ仮想内視鏡レンダリング

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DE102010027227B4 (de) 2010-07-15 2016-10-20 Siemens Healthcare Gmbh Verfahren und Computertomographiegerät zur Durchführung einer angiographischen Untersuchung
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JP6235886B2 (ja) * 2013-01-08 2017-11-22 キヤノン株式会社 生体組織画像の再構成方法及び装置並びに該生体組織画像を用いた画像表示装置
JP6251297B2 (ja) 2013-03-15 2017-12-20 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． デュアルエネルギー画像からの残差モード画像の決定
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DE102014204799A1 (de) * 2014-03-14 2015-09-17 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Darstellung eines Gefäßes
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JP6482934B2 (ja) * 2014-06-03 2019-03-13 キヤノンメディカルシステムズ株式会社 画像処理装置、放射線検出装置および画像処理方法
WO2015197786A1 (en) * 2014-06-27 2015-12-30 Koninklijke Philips N.V. Spectral material decomposition for photon-counting applications
KR102301409B1 (ko) * 2014-09-26 2021-09-14 삼성전자주식회사 엑스선 장치 및 그 제어방법
JP6585182B2 (ja) * 2015-03-18 2019-10-02 プリズマティック、センサーズ、アクチボラグＰｒｉｓｍａｔｉｃ Ｓｅｎｓｏｒｓ Ａｂ フォトンカウンティングマルチビン検出器からのエネルギー分解画像データに基づく画像再構成
CN107019518B (zh) * 2016-02-01 2020-07-28 通用电气公司 用于计算机断层扫描中的散射校正的信号处理方法及成像系统
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010125330A (ja) * 2008-11-26 2010-06-10 General Electric Co <Ge> 自動診断のためのシステム及び方法
JP2010125331A (ja) * 2008-11-26 2010-06-10 General Electric Co <Ge> マルチエネルギーデータを表示するためのシステム及び方法
JP2019527885A (ja) * 2016-07-13 2019-10-03 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． スペクトルコンピュータ断層撮影フィンガープリンティング
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JP2022509852A (ja) * 2018-12-06 2022-01-24 コーニンクレッカ フィリップス エヌ ヴェ ３ｄ仮想内視鏡レンダリング
JP7489387B2 (ja) 2018-12-06 2024-05-23 コーニンクレッカ フィリップス エヌ ヴェ ３ｄ仮想内視鏡レンダリング

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US20070189443A1 (en) 2007-08-16
US7599465B2 (en) 2009-10-06

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