IL122055A - Methods and apparatus for three-dimensional and maximum intensity projection image reconstruction in a computed tomography system - Google Patents

Methods and apparatus for three-dimensional and maximum intensity projection image reconstruction in a computed tomography system

Info

Publication number
IL122055A
IL122055A IL12205597A IL12205597A IL122055A IL 122055 A IL122055 A IL 122055A IL 12205597 A IL12205597 A IL 12205597A IL 12205597 A IL12205597 A IL 12205597A IL 122055 A IL122055 A IL 122055A
Authority
IL
Israel
Prior art keywords
dimensional
methods
projection image
computed tomography
image reconstruction
Prior art date
Application number
IL12205597A
Other languages
English (en)
Other versions
IL122055A0 (en
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL122055A0 publication Critical patent/IL122055A0/xx
Publication of IL122055A publication Critical patent/IL122055A/xx

Links

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]
    • 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
    • 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
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/419—Imaging computed tomograph
    • 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

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
IL12205597A 1996-11-18 1997-10-28 Methods and apparatus for three-dimensional and maximum intensity projection image reconstruction in a computed tomography system IL122055A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/751,648 US5818896A (en) 1996-11-18 1996-11-18 Methods and apparatus for three-dimensional and maximum intensity projection image reconstruction in a computed tomography system

Publications (2)

Publication Number Publication Date
IL122055A0 IL122055A0 (en) 1998-03-10
IL122055A true IL122055A (en) 2001-03-19

Family

ID=25022896

Family Applications (1)

Application Number Title Priority Date Filing Date
IL12205597A IL122055A (en) 1996-11-18 1997-10-28 Methods and apparatus for three-dimensional and maximum intensity projection image reconstruction in a computed tomography system

Country Status (4)

Country Link
US (1) US5818896A (xx)
JP (1) JPH10216121A (xx)
DE (1) DE19743220A1 (xx)
IL (1) IL122055A (xx)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6108575A (en) * 1998-02-20 2000-08-22 General Electric Company Helical weighting algorithms for fast reconstruction
AU1100400A (en) * 1998-10-06 2000-04-26 Cardiac Mariners, Inc. Image reconstruction method and apparatus
JP4768899B2 (ja) * 1999-03-17 2011-09-07 株式会社東芝 Ｘ線ｃｔ装置
US6639965B1 (en) * 1999-09-30 2003-10-28 General Electric Company Methods and apparatus for cardiac imaging with conventional computed tomography
US6301325B1 (en) 1999-12-22 2001-10-09 Ge Medical Systems Global Technology Company Llc Half-scan algorithm for use with a high speed multi-row fan beam helical detector
US6798860B1 (en) 2000-05-17 2004-09-28 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for deconvolving imaging data
US6463118B2 (en) 2000-12-29 2002-10-08 Ge Medical Systems Global Technology Company, Llc Computed tomography (CT) weighting for high quality image recontruction
JP4112368B2 (ja) * 2001-02-13 2008-07-02 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 連続したデータセットの分析
EP1433137B1 (en) * 2001-03-29 2006-08-16 Koninklijke Philips Electronics N.V. A method of reducing artifacts in object images
US6449330B1 (en) * 2001-06-28 2002-09-10 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for artifact reduction in computed tomographic imaging
US6680995B2 (en) 2001-10-31 2004-01-20 Ge Medical Systems Global Technology Co., Llc Method and apparatus of determining and displaying a helical artifact index
US6493416B1 (en) 2001-11-21 2002-12-10 Ge Medical Systems Global Technology Company, Llc Method and apparatus for noise reduction in computed tomographic systems
DE10201321B4 (de) * 2002-01-15 2011-02-24 Siemens Ag Computertomographie-Gerät und Verfahren mit aktiver Anpassung der Mess-Elektronik
US6587537B1 (en) 2002-04-01 2003-07-01 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for multi-slice image reconstruction
US6570951B1 (en) 2002-05-14 2003-05-27 Ge Medical Systems Global Technology Company, Llc Image space compensation scheme for reducing artifacts
US6754300B2 (en) * 2002-06-20 2004-06-22 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for operating a radiation source
US7013034B2 (en) * 2002-10-10 2006-03-14 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for reconstructing an image of an object
FR2846504B1 (fr) * 2002-10-29 2005-04-08 Ge Med Sys Global Tech Co Llc Procede de determination d'un bruit fluoroscopique
JP4201686B2 (ja) * 2003-11-04 2008-12-24 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 Ｘ線ｃｔ装置
US7415145B2 (en) * 2003-12-30 2008-08-19 General Electric Company Methods and apparatus for artifact reduction
US20050201605A1 (en) * 2004-03-11 2005-09-15 Jianying Li Methods and apparatus for CT smoothing to reduce artifacts
CN100563570C (zh) * 2004-07-07 2009-12-02 皇家飞利浦电子股份有限公司 心脏锥面光束ct重建中条纹伪影的减少
JP4327171B2 (ja) * 2006-04-06 2009-09-09 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 最大値投影方法および装置
US7852980B2 (en) * 2007-10-31 2010-12-14 Xoran Technologies, Inc. Computed tomography with resolution recovery
US8938104B2 (en) * 2008-08-29 2015-01-20 Varian Medical Systems International Ag Systems and methods for adaptive filtering
JP2015510157A (ja) * 2011-12-15 2015-04-02 コーニンクレッカ フィリップス エヌ ヴェ 受領者に対して最適化された医用撮像再構成
US9091628B2 (en) 2012-12-21 2015-07-28 L-3 Communications Security And Detection Systems, Inc. 3D mapping with two orthogonal imaging views

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5454019A (en) * 1991-03-15 1995-09-26 Hitachi, Ltd. Computed tomography system
DE19502576B4 (de) * 1994-02-25 2004-04-15 Siemens Ag Computertomograph mit Spiralabtastung
US5625660A (en) * 1995-06-30 1997-04-29 Picker International, Inc. Image reconstruction from helical partial cone-beam data

Also Published As

Publication number Publication date
US5818896A (en) 1998-10-06
IL122055A0 (en) 1998-03-10
JPH10216121A (ja) 1998-08-18
DE19743220A1 (de) 1998-05-20

Similar Documents

Publication Publication Date Title
IL122055A0 (en) Methods and apparatus for three-dimensional and maximum intensity projection image reconstruction in a computed tomography system
IL121855A (en) Methods and apparatus for scanning an object and displaying an image in a computed tomography system
IL122310A0 (en) Methods and apparatus for predicting contrast agent uptake in a computed tomography system
SG80094A1 (en) Methods and apparatus for scanning an object in a computed tomography system
IL124164A (en) Method and apparatus for automatically enhancing contrast in projected ultrasound image
GB2309368B (en) An optical computer tomographic apparatus and image reconstruction method using optical computer tomography
IL129373A0 (en) Method and apparatus for dose reduction in a computed tomograph system
IL119785A0 (en) Methods and apparatus for multislice helical image reconstruction in a computer tomography system
IL119831A0 (en) Apparatus and method for 3D surface geometry reconstruction
IL117241A (en) Three dimensional imaging apparatus and a method for use thereof
IL121856A0 (en) Methods and apparatus for helical image reconstruction in a computed tomography fluoro system
IL127960A0 (en) Method and apparatus for three-dimensional photography
IL119668A0 (en) Systems methods and apparatus for reconstructing images in a CT system implementing a helical scan
IL119705A (en) Methods and apparatus for detecting beam motion in computed tomography imaging system
EP1062555A4 (en) TOMODENSITOMETRY APPARATUS AND METHOD FOR CLASSIFYING OBJECTS
IL110167A0 (en) Artifact reduction method for tomographic image reconstruction using crossplane rays
IL131931A0 (en) Methods and apparatus for image reconstruction
IL122221A (en) Methods and apparatus for image reconstruction in a multislice computed tomography system
IL127122A (en) Filters for single slice helical image reconstruction in a computed tomography system
IL127120A (en) Apparatus and methods for displaying computed tomography fluoroscopy images
IL122622A0 (en) Methods and apparatus for detecting gantry interference in a computed tomography system
IL122143A0 (en) Methods and apparatus for single slice helical image reconstruction in a computed tomography system
GB9420634D0 (en) Apparatus and method for imaging skin ridges
IL124777A0 (en) Methods and apparatus for scanning an object in a computed tomography system
IL130935A0 (en) Methods and apparatus for reducing spectral artifacts in a computed tomograph system

Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees