NL1027351A1 - Werkwijzen en toestellen voor artefactvermindering in berekende-tomografieafbeeldingssystemen. - Google Patents

Werkwijzen en toestellen voor artefactvermindering in berekende-tomografieafbeeldingssystemen.

Info

Publication number
NL1027351A1
NL1027351A1 NL1027351A NL1027351A NL1027351A1 NL 1027351 A1 NL1027351 A1 NL 1027351A1 NL 1027351 A NL1027351 A NL 1027351A NL 1027351 A NL1027351 A NL 1027351A NL 1027351 A1 NL1027351 A1 NL 1027351A1
Authority
NL
Netherlands
Prior art keywords
methods
devices
computed tomography
imaging systems
tomography imaging
Prior art date
Application number
NL1027351A
Other languages
English (en)
Other versions
NL1027351C2 (nl
Inventor
Jiang Hsieh
Edward Henry Chao
Brian James Grekowicz
Jean Baptiste Thibault
Original Assignee
Ge Med Sys Global Tech 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 Med Sys Global Tech Co Llc filed Critical Ge Med Sys Global Tech Co Llc
Publication of NL1027351A1 publication Critical patent/NL1027351A1/nl
Application granted granted Critical
Publication of NL1027351C2 publication Critical patent/NL1027351C2/nl

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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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/10—Image preprocessing, e.g. calibration, positioning of sources or scatter correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/20—Inverse problem, i.e. transformations from projection space into object space
    • 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
    • A61B6/027—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
NL1027351A 2003-11-11 2004-10-27 Werkwijzen en toestellen voor artefactvermindering in berekende-tomografieafbeeldingssystemen. NL1027351C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/705,357 US6944260B2 (en) 2003-11-11 2003-11-11 Methods and apparatus for artifact reduction in computed tomography imaging systems
US70535703 2003-11-11

Publications (2)

Publication Number Publication Date
NL1027351A1 true NL1027351A1 (nl) 2005-05-12
NL1027351C2 NL1027351C2 (nl) 2006-04-06

Family

ID=34552346

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1027351A NL1027351C2 (nl) 2003-11-11 2004-10-27 Werkwijzen en toestellen voor artefactvermindering in berekende-tomografieafbeeldingssystemen.

Country Status (6)

Country Link
US (1) US6944260B2 (nl)
JP (1) JP4508836B2 (nl)
CN (1) CN1617171A (nl)
DE (1) DE102004054405A1 (nl)
IL (1) IL164840A0 (nl)
NL (1) NL1027351C2 (nl)

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US8218720B2 (en) * 2007-03-12 2012-07-10 Varian Medical Systems, Inc. Method and apparatus to facilitate reconstructing an image using fan-beam data
DE102007026115B4 (de) * 2007-06-05 2017-10-12 Siemens Healthcare Gmbh Verfahren zum Erzeugen einer 3D-Rekonstruktion eines Körpers
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US10670740B2 (en) 2012-02-14 2020-06-02 American Science And Engineering, Inc. Spectral discrimination using wavelength-shifting fiber-coupled scintillation detectors
US9508164B2 (en) 2013-01-23 2016-11-29 Czestochowa University Of Technology Fast iterative image reconstruction method for 3D computed tomography
DE102013202313A1 (de) * 2013-02-13 2014-08-14 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Korrektur von Bewegungsartefakten bei einem computertomographischen Bild
JP6035266B2 (ja) 2014-02-24 2016-11-30 株式会社吉田製作所 Ｘ線撮影装置
US9986983B2 (en) 2014-10-31 2018-06-05 Covidien Lp Computed tomography enhanced fluoroscopic system, device, and method of utilizing the same
JP6746603B2 (ja) 2015-03-20 2020-08-26 ラピスカン システムズ、インコーポレイテッド 手持ち式携帯型後方散乱検査システム
US10674982B2 (en) 2015-08-06 2020-06-09 Covidien Lp System and method for local three dimensional volume reconstruction using a standard fluoroscope
US10716525B2 (en) 2015-08-06 2020-07-21 Covidien Lp System and method for navigating to target and performing procedure on target utilizing fluoroscopic-based local three dimensional volume reconstruction
US10702226B2 (en) 2015-08-06 2020-07-07 Covidien Lp System and method for local three dimensional volume reconstruction using a standard fluoroscope
US11172895B2 (en) 2015-12-07 2021-11-16 Covidien Lp Visualization, navigation, and planning with electromagnetic navigation bronchoscopy and cone beam computed tomography integrated
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JP6858259B2 (ja) * 2016-12-21 2021-04-14 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． ショートスキャン偏心検出器ｘ線トモグラフィのための冗長重み付け
WO2018126396A1 (en) * 2017-01-05 2018-07-12 General Electric Company Deep learning based estimation of data for use in tomographic reconstruction
US10699448B2 (en) 2017-06-29 2020-06-30 Covidien Lp System and method for identifying, marking and navigating to a target using real time two dimensional fluoroscopic data
WO2019075074A1 (en) 2017-10-10 2019-04-18 Covidien Lp SYSTEM AND METHOD FOR IDENTIFICATION AND MARKING OF A TARGET IN A THREE-DIMENSIONAL FLUOROSCOPIC RECONSTRUCTION
US10905498B2 (en) 2018-02-08 2021-02-02 Covidien Lp System and method for catheter detection in fluoroscopic images and updating displayed position of catheter
CN112424644A (zh) 2018-06-20 2021-02-26 美国科学及工程股份有限公司 波长偏移片耦合的闪烁检测器
CN109961489B (zh) * 2019-03-29 2023-05-16 上海联影医疗科技股份有限公司 Ct图像重建方法和装置
KR102807957B1 (ko) 2019-06-26 2025-05-19 주식회사 고영테크놀러지 복수의 광원을 이용한 컴퓨터 단층 촬영 장치 및 컴퓨터 단층 촬영 방법
CN111476860B (zh) * 2020-04-22 2023-10-24 上海联影医疗科技股份有限公司 图像重建方法、装置、计算机设备和存储介质
US11340361B1 (en) 2020-11-23 2022-05-24 American Science And Engineering, Inc. Wireless transmission detector panel for an X-ray scanner
CN118235216A (zh) 2021-10-01 2024-06-21 拉皮斯坎控股公司 用于并发产生多个基本相似的x射线束的方法和系统
CN114712728B (zh) * 2022-03-31 2024-12-20 西安大医集团股份有限公司 投影参数修正方法及计算机设备
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US6570951B1 (en) 2002-05-14 2003-05-27 Ge Medical Systems Global Technology Company, Llc Image space compensation scheme for reducing artifacts

Also Published As

Publication number Publication date
US6944260B2 (en) 2005-09-13
CN1617171A (zh) 2005-05-18
DE102004054405A1 (de) 2005-07-07
IL164840A0 (en) 2005-12-18
JP4508836B2 (ja) 2010-07-21
US20050100124A1 (en) 2005-05-12
NL1027351C2 (nl) 2006-04-06
JP2005144167A (ja) 2005-06-09

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RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 20051201

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