ATE460714T1 - Bildrekonstruktion mit voxelabhängiger interpolation - Google Patents

Bildrekonstruktion mit voxelabhängiger interpolation

Info

Publication number
ATE460714T1
ATE460714T1 AT05784368T AT05784368T ATE460714T1 AT E460714 T1 ATE460714 T1 AT E460714T1 AT 05784368 T AT05784368 T AT 05784368T AT 05784368 T AT05784368 T AT 05784368T AT E460714 T1 ATE460714 T1 AT E460714T1
Authority
AT
Austria
Prior art keywords
voxel
radiation
image reconstruction
detector
dependent interpolation
Prior art date
Application number
AT05784368T
Other languages
German (de)
English (en)
Inventor
Andy Ziegler
Thomas Koehler
Tim Nielsen
Roland Proksa
Dominic Heuscher
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE460714T1 publication Critical patent/ATE460714T1/de

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Generation (AREA)
  • Image Processing (AREA)
AT05784368T 2004-10-08 2005-09-22 Bildrekonstruktion mit voxelabhängiger interpolation ATE460714T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US61718704P 2004-10-08 2004-10-08
PCT/IB2005/053148 WO2006038142A1 (en) 2004-10-08 2005-09-22 Image reconstruction with voxel dependent interpolation

Publications (1)

Publication Number Publication Date
ATE460714T1 true ATE460714T1 (de) 2010-03-15

Family

ID=35395615

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05784368T ATE460714T1 (de) 2004-10-08 2005-09-22 Bildrekonstruktion mit voxelabhängiger interpolation

Country Status (7)

Country Link
US (1) US7672424B2 (https=)
EP (1) EP1800264B1 (https=)
JP (1) JP5133690B2 (https=)
CN (1) CN101036164B (https=)
AT (1) ATE460714T1 (https=)
DE (1) DE602005019900D1 (https=)
WO (1) WO2006038142A1 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005051620A1 (de) * 2005-10-27 2007-05-03 Siemens Ag Verfahren zur Rekonstruktion einer tomographischen Darstellung eines Objektes
EP2234541B1 (en) 2007-12-20 2016-05-04 Koninklijke Philips N.V. Stereo tube attenuation filter
US8116426B2 (en) * 2008-11-11 2012-02-14 Kabushiki Kaisha Toshiba Computed tomography device and method using circular-pixel position-adaptive interpolation
JP5662447B2 (ja) * 2009-08-20 2015-01-28 コーニンクレッカ フィリップス エヌ ヴェ 関心領域画像の再構成
US8503750B2 (en) * 2009-10-06 2013-08-06 General Electric Company Method and apparatus for reduction of metal artifacts in CT images
JP5960048B2 (ja) * 2010-03-30 2016-08-02 株式会社日立製作所 再構成演算装置、再構成演算方法、及びｘ線ｃｔ装置
US8787644B2 (en) * 2011-06-14 2014-07-22 Kabushiki Kaisha Toshiba Method and device for calculating voxels defining a tube-of-response using a central-ray-filling algorithm
US8416914B2 (en) * 2011-07-08 2013-04-09 General Electric Company System and method of iterative image reconstruction for computed tomography
TWI494897B (zh) * 2012-11-20 2015-08-01 Iner Aec Executive Yuan 一種三維射束覓跡的投影方法
CN104414670B (zh) * 2013-08-29 2019-03-29 Ge医疗系统环球技术有限公司 一种校正ct二维重建图像失真的方法、装置及ct机
JP6362420B2 (ja) * 2014-05-26 2018-07-25 キヤノン株式会社 被検体情報取得装置、被検体情報取得方法、および、プログラム
JP2017099755A (ja) * 2015-12-03 2017-06-08 キヤノン株式会社 情報処理装置、画像再構成方法、およびプログラム
CN108352077B (zh) 2016-03-31 2022-03-01 上海联影医疗科技股份有限公司 图像重建的系统和方法
US10347014B2 (en) * 2016-08-02 2019-07-09 Shanghai United Imaging Healthcare Co., Ltd. System and method for image reconstruction
US11308662B2 (en) * 2016-08-02 2022-04-19 Shanghai United Imaging Healthcare Co., Ltd. System and method for image reconstruction
CN106373165B (zh) * 2016-08-31 2017-11-28 广州华端科技有限公司 断层合成图像重建方法和系统
KR20190118075A (ko) * 2018-04-09 2019-10-17 삼성전자주식회사 단층 촬영 장치 및 그에 따른 단층 영상 처리 방법
CN113499052B (zh) * 2021-07-08 2024-09-27 中国科学院自动化研究所 磁纳米粒子成像系统矩阵测量的栅格状探测板及测量方法
JP2024063439A (ja) * 2022-10-26 2024-05-13 富士フイルムヘルスケア株式会社 Ｘ線ｃｔ装置および断層画像生成方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5128864A (en) * 1989-08-09 1992-07-07 W. L. Systems, Inc. Method for computing tomographic scans
US6047040A (en) * 1994-07-29 2000-04-04 Hu; Hui Detector signal integration in volumetric CT scanner detector arrays
US5559335A (en) * 1994-12-28 1996-09-24 The University Of Utah Rotating and warping projector/backprojector for converging-beam geometries
US5838756A (en) * 1996-01-08 1998-11-17 Kabushiki Kaisha Toshiba Radiation computed tomography apparatus
DE19614223C1 (de) * 1996-04-10 1997-12-04 Siemens Ag Bildrekonstruktionsverfahren für Mehrzeilendetektor-Computertomographen im Spiralbetrieb
JPH10290798A (ja) * 1997-04-17 1998-11-04 Ge Yokogawa Medical Syst Ltd 投影データ測定方法および装置並びにｘ線ｃｔ装置
EP1005631A2 (en) * 1997-07-01 2000-06-07 Analogic Corporation Improved detector array geometry for helical scanning volumetric computed tomography system
US5960056A (en) * 1997-07-01 1999-09-28 Analogic Corporation Method and apparatus for reconstructing volumetric images in a helical scanning computed tomography system with multiple rows of detectors
DE19806728A1 (de) * 1998-02-18 1999-08-19 Philips Patentverwaltung Verfahren zur zweidimensionalen Abbildung von Strukturen für die medizinische Diagnostik
US6104775A (en) * 1998-10-29 2000-08-15 Picker International, Inc. 3D image reconstruction for helical partial cone beam scanners using wedge beam transform
JP4267180B2 (ja) * 2000-06-07 2009-05-27 株式会社日立メディコ Ｘ線ｃｔ装置
US6341154B1 (en) * 2000-06-22 2002-01-22 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for fast CT imaging helical weighting
US6415013B1 (en) * 2000-12-28 2002-07-02 Ge Medical Systems Global Technology Company, Llc Backprojection methods and apparatus for computed tomography imaging systems
US6418184B1 (en) * 2000-12-29 2002-07-09 Ge Medical Systems Global Technology Company, Llc Helical rowwise view weighting of computed tomographic images
US6452996B1 (en) * 2001-03-16 2002-09-17 Ge Medical Systems Global Technology Company, Llc Methods and apparatus utilizing generalized helical interpolation algorithm
JP4666129B2 (ja) * 2001-07-30 2011-04-06 日本電気株式会社 発声速度正規化分析を用いた音声認識装置
JP4106251B2 (ja) * 2002-03-12 2008-06-25 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 ３次元逆投影方法およびｘ線ｃｔ装置
US7042975B2 (en) * 2002-10-25 2006-05-09 Koninklijke Philips Electronics N.V. Four-dimensional helical tomographic scanner
DE10304662A1 (de) * 2003-02-05 2004-08-19 Siemens Ag Verfahren zur Erzeugung von Bildern in der Computertomographie mit einem 3D-Bildrekonstruktionsverfahren
US7187747B2 (en) * 2003-02-19 2007-03-06 Koninklijke Philips Electronics N.V. Computerized tomography method with helical relative movement and conical beam
JP3950101B2 (ja) * 2003-10-06 2007-07-25 株式会社東芝 Ｘ線コンピュータ断層撮影装置

Also Published As

Publication number Publication date
JP2008520257A (ja) 2008-06-19
JP5133690B2 (ja) 2013-01-30
EP1800264B1 (en) 2010-03-10
WO2006038142A1 (en) 2006-04-13
DE602005019900D1 (de) 2010-04-22
CN101036164B (zh) 2010-06-23
US7672424B2 (en) 2010-03-02
EP1800264A1 (en) 2007-06-27
CN101036164A (zh) 2007-09-12
US20090202036A1 (en) 2009-08-13

Similar Documents

Publication Publication Date Title
ATE460714T1 (de) Bildrekonstruktion mit voxelabhängiger interpolation
KR101708262B1 (ko) 컴퓨터 단층 촬영 및 단층 영상 합성 시스템
ATE500778T1 (de) Kombiniertes röntgen- und optisches tomographie- bildgebungssystem
CN101013613B (zh) X射线设备的焦点-检测器装置的x射线光学透射光栅
ATE529764T1 (de) Spect-gamma-kamera
CN103384498B (zh) 探测装置
RU2009107116A (ru) Стереоскопическая компьютерная томография
US20140226785A1 (en) System and method for phase-contrast x-ray imaging
WO2008039215A3 (en) Deterministic computation of radiation transport for radiotherapy dose calculations and scatter correction for image reconstruction
WO2004060137A3 (en) A multi-mode cone beam ct radiotherapy simulator and treatment machine with a flat panel imager
DE60301619D1 (de) Systeme und verfahren für die quasi-gleichzeitige multiplanare röntgendarstellung
WO2004031755A3 (en) Folded array ct baggage scanner
WO2006095309A3 (en) Apparatus and method for correlating first and second 3d images of tubular object
CN106388848A (zh) 对ct图像进行预处理的方法、系统及静态ct成像装置
GB2572366A (en) Imager
FI20070844A7 (fi) Röntgentietokonetomografiakuvausyksikkö ja röntgenkuvauslaite
US20100104161A1 (en) Projection system for producing attenuation components
DE50305431D1 (de) Bildgebendes verfahren und vorrichtung zu dessen durchfuhrung
CN101785029B (zh) 根据能量相关投影数据对感兴趣区域进行成像的成像系统
DE60308910D1 (de) Medizinische bildgebungsvorrichtung mit mitteln zur gleichbehaltung der orientierung von detektor und der orientierung der wiedergabevorrichtung
Seller Oria et al. Optimizing calibration settings for accurate water equivalent path length assessment using flat panel proton radiography
FR2854050A1 (fr) Fantome pour le controle qualite d'un systeme de simulation virtuelle d'un traitement de radiotherapie
AU2003274584A1 (en) Method and apparatus for exact cone beam computed tomography
JP2006204329A5 (https=)
EP1902423B1 (fr) Procede et dispositif d'imagerie x ou infrarouge

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties