PL2959836T3 - Sposób kalibracji obrazu tomografii komputerowej oraz urządzenie i system tomografii komputerowej - Google Patents

Sposób kalibracji obrazu tomografii komputerowej oraz urządzenie i system tomografii komputerowej

Info

Publication number
PL2959836T3
PL2959836T3 PL15173858T PL15173858T PL2959836T3 PL 2959836 T3 PL2959836 T3 PL 2959836T3 PL 15173858 T PL15173858 T PL 15173858T PL 15173858 T PL15173858 T PL 15173858T PL 2959836 T3 PL2959836 T3 PL 2959836T3
Authority
PL
Poland
Prior art keywords
calibration method
image calibration
image
calibration
Prior art date
Application number
PL15173858T
Other languages
English (en)
Inventor
Li Zhang
Xin Jin
Qingping Huang
Yunda Sun
Original Assignee
Tsinghua University
Nuctech Company Limited
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 Tsinghua University, Nuctech Company Limited filed Critical Tsinghua University
Publication of PL2959836T3 publication Critical patent/PL2959836T3/pl

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
    • 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
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/20—Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
    • G01V5/22—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays
    • G01V5/224—Multiple energy techniques using one type of radiation, e.g. X-rays of different energies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V5/00—Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
    • G01V5/20—Detecting prohibited goods, e.g. weapons, explosives, hazardous substances, contraband or smuggled objects
    • G01V5/22—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays
    • G01V5/226—Active interrogation, i.e. by irradiating objects or goods using external radiation sources, e.g. using gamma rays or cosmic rays using tomography
    • 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]

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Pulmonology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Spectroscopy & Molecular Physics (AREA)
PL15173858T 2014-06-25 2015-06-25 Sposób kalibracji obrazu tomografii komputerowej oraz urządzenie i system tomografii komputerowej PL2959836T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410295062.XA CN104091329B (zh) 2014-06-25 2014-06-25 一种ct图像的标定方法、装置和一种ct系统
EP15173858.0A EP2959836B1 (en) 2014-06-25 2015-06-25 Ct image calibration method and device and ct system

Publications (1)

Publication Number Publication Date
PL2959836T3 true PL2959836T3 (pl) 2018-03-30

Family

ID=51639044

Family Applications (1)

Application Number Title Priority Date Filing Date
PL15173858T PL2959836T3 (pl) 2014-06-25 2015-06-25 Sposób kalibracji obrazu tomografii komputerowej oraz urządzenie i system tomografii komputerowej

Country Status (8)

Country Link
US (1) US9773326B2 (pl)
EP (1) EP2959836B1 (pl)
JP (1) JP6047633B2 (pl)
CN (1) CN104091329B (pl)
ES (1) ES2652544T3 (pl)
PL (1) PL2959836T3 (pl)
RU (1) RU2602750C1 (pl)
WO (1) WO2015196852A1 (pl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104091329B (zh) 2014-06-25 2017-02-15 清华大学 一种ct图像的标定方法、装置和一种ct系统
WO2018062308A1 (ja) * 2016-09-28 2018-04-05 国立大学法人群馬大学 Ｘ線ｃｔ装置、電子密度及び実効原子番号の測定方法、ｃｔ検査方法、検査方法
US10621756B2 (en) * 2017-01-13 2020-04-14 Canon Medical Systems Corporation Apparatus and method for correcting bias in low-count computed tomography projection data
EP3564906A1 (de) * 2018-05-04 2019-11-06 Siemens Healthcare GmbH Verfahren zur erzeugung von bilddaten bei einem computertomographiegerät, bilderzeugungsrechner, computertomographiegerät, computerprogrammprodukt und computerlesbarer datenträger
RU195421U1 (ru) * 2019-10-17 2020-01-28 Федеральное государственное унитарное предприятие "ВСЕРОССИЙСКИЙ НАУЧНО-ИССЛЕДОВАТЕЛЬСКИЙ ИНСТИТУТ ОПТИКО-ФИЗИЧЕСКИХ ИЗМЕРЕНИЙ" (ФГУП "ВНИИОФИ") Калибровочное устройство для денситометрии
CN112697821B (zh) * 2020-12-02 2022-12-02 赛诺威盛科技(北京)股份有限公司 多能谱ct扫描方法、装置、电子设备和ct设备
CN113256629B (zh) * 2021-07-05 2022-06-24 之江实验室 一种图像标定错误检测方法及装置
CN114972571B (zh) * 2022-06-17 2024-09-24 中国人民解放军战略支援部队信息工程大学 一种基于密度聚类和全局混合评价的纳米ct漂移校正方法
CN116570308B (zh) * 2023-03-30 2025-10-28 东软医疗系统股份有限公司 数据处理方法及装置、ct设备和存储介质
CN118425203B (zh) * 2024-04-22 2025-01-07 中国医学科学院北京协和医院 一种双能谱材料分解校准模体及方法
CN119439228B (zh) * 2024-10-17 2025-11-21 深圳帧观德芯科技有限公司 图像校准方法、图像传感器及存储介质

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54121089A (en) * 1978-03-14 1979-09-19 Toshiba Corp Test device using radiant rays
US4571491A (en) * 1983-12-29 1986-02-18 Shell Oil Company Method of imaging the atomic number of a sample
JPH08266530A (ja) * 1995-03-31 1996-10-15 Hitachi Medical Corp Ｘ線ｃｔ装置
US6801594B1 (en) * 1997-11-26 2004-10-05 General Electric Company Computed tomography fluoroscopy system
DE69929026T2 (de) * 1998-05-05 2006-08-24 Koninklijke Philips Electronics N.V. Bildgebungsverfahren für bildgesteuerte chirurgie
DE10305105A1 (de) * 2003-02-07 2004-08-26 Siemens Ag Eichung der Transformation spektraler Röntgenschwächungswerte in Dichte- und Ordnungszahlinformation
DE10333101B4 (de) * 2003-07-21 2008-05-21 Qimonda Ag Kalibrierungseinrichtung für die Kalibrierung eines Testerkanals einer Testereinrichtung, Testersystem und Verfahren zum Kalibrieren eines Testerkanals
JP4782680B2 (ja) * 2003-08-25 2011-09-28 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 Ｐｅｔ−ｃｔシステムにおける較正画像アライメント装置及び方法
US7379527B2 (en) * 2005-12-22 2008-05-27 General Electric Company Methods and apparatus for CT calibration
US7459689B2 (en) * 2006-06-20 2008-12-02 Siemens Medical Solutions Usa, Inc. Detector head position calibration and correction for SPECT imaging apparatus using virtual CT
US7415093B2 (en) * 2006-10-30 2008-08-19 General Electric Company Method and apparatus of CT cardiac diagnostic imaging using motion a priori information from 3D ultrasound and ECG gating
CN101266216A (zh) * 2007-03-14 2008-09-17 清华大学 标定双能ct系统的方法和图像重建方法
US8011454B2 (en) * 2007-09-25 2011-09-06 Baker Hughes Incorporated Apparatus and methods for continuous tomography of cores
RU2359614C1 (ru) * 2007-10-31 2009-06-27 Закрытое Акционерное Общество "Импульс" Способ калибровки цифрового рентгеновского аппарата (варианты)
CN101848678B (zh) * 2007-11-06 2013-08-14 皇家飞利浦电子股份有限公司 用于ct体积中的新生脉管系统量化的系统
JP2009142397A (ja) * 2007-12-12 2009-07-02 Toshiba Corp Ｘ線ｃｔ装置およびｘ線ｃｔ装置における検出器補正データの収集方法
CN102123664B (zh) * 2008-08-13 2014-05-07 皇家飞利浦电子股份有限公司 使用旋转中心寻找算法进行环形伪影校正的校准方法
DE102008052792B4 (de) * 2008-10-22 2010-11-04 Airbus Deutschland Gmbh Luftführungselement und Luftführungselementanordnung für eine Flugzeugklimaanlage
CN102335002B (zh) * 2010-07-16 2015-01-14 Ge医疗系统环球技术有限公司 Ct机x光发生器及探测器位置校准工具,校准工具的校准方法和ct系统校准方法
US8712679B1 (en) * 2010-10-29 2014-04-29 Stc.Unm System and methods for obstacle mapping and navigation
JP2012189517A (ja) * 2011-03-13 2012-10-04 National Institute Of Advanced Industrial & Technology Ｘ線ｃｔ装置の校正及び評価用の標準ゲージ、並びに該ｘ線ｃｔ装置の校正及び評価用の標準ゲージを用いたｘ線ｃｔ装置の校正方法及び評価方法
JP5938860B2 (ja) * 2011-08-29 2016-06-22 株式会社島津製作所 放射線撮影装置および断層画像補正方法
US9192303B2 (en) * 2011-12-19 2015-11-24 The Regents Of The University Of California Temperature-modulated fluorescence tomography
JP5953590B2 (ja) 2012-03-21 2016-07-20 矢崎総業株式会社 圧着端子付き電線、および圧着端子を電線に圧着する方法
CN104582578B (zh) * 2012-06-07 2017-11-10 约翰霍普金斯大学 定量校准系统在计算机断层成像扫描仪中的集成
CN103226113B (zh) * 2013-03-29 2015-10-21 中国计量科学研究院 锥束3d-ct扫描系统重建体素尺寸的自动标定方法
CN103325143B (zh) * 2013-06-13 2016-10-05 华南理工大学 基于模型匹配的标记点自动注册方法
CN204008508U (zh) * 2014-06-25 2014-12-10 清华大学 一种ct图像的标定装置和一种ct系统
CN104091329B (zh) * 2014-06-25 2017-02-15 清华大学 一种ct图像的标定方法、装置和一种ct系统

Also Published As

Publication number Publication date
CN104091329B (zh) 2017-02-15
CN104091329A (zh) 2014-10-08
RU2602750C1 (ru) 2016-11-20
WO2015196852A1 (zh) 2015-12-30
ES2652544T3 (es) 2018-02-05
US9773326B2 (en) 2017-09-26
JP6047633B2 (ja) 2016-12-21
EP2959836B1 (en) 2017-10-04
EP2959836A1 (en) 2015-12-30
US20150379745A1 (en) 2015-12-31
JP2016007546A (ja) 2016-01-18

Similar Documents

Publication Publication Date Title
GB2532544B (en) Radiation imaging apparatus and radiation detection system
SG11201609859YA (en) Method and system for image georegistration
GB2526662B (en) Radiation imaging apparatus and radiation imaging system
GB2545551B (en) Imaging device and imaging method
EP3206583A4 (en) X-ray apparatus and x-ray imaging method
PL2959836T3 (pl) Sposób kalibracji obrazu tomografii komputerowej oraz urządzenie i system tomografii komputerowej
EP3111315A4 (en) Imaging apparatus and imaging system
GB2555012B (en) Method and device for registering surgical images
GB2545101B (en) Imaging apparatus and imaging system
GB2530176B (en) Radiation imaging apparatus and radiation imaging system
EP3190431A4 (en) Imaging device and method
EP3229690A4 (en) X-ray apparatus and system
EP3207696A4 (en) Imaging apparatus and imaging method
EP3195804A4 (en) X-ray image forming device and method
GB201614077D0 (en) Image monitor system and image monitor method
EP3175787A4 (en) X-ray imaging device and x-ray imaging method
TWI562343B (en) Electrical radiography imaging system and method thereof
EP3157238A4 (en) Image calibration method and device
EP3236302A4 (en) Imaging device and imaging method
EP3153903A4 (en) Imaging device and imaging method
EP3112850A4 (en) X-ray imaging apparatus and x-ray imaging method
GB2541675B (en) Imaging apparatus and method
GB201408412D0 (en) An apparatus and method for providing an image
GB2530386B (en) Radiation detecting apparatus and radiation imaging system
EP3223705A4 (en) X-ray apparatus and x-ray system