ATE472144T1 - Abbildungsverfahren mit gefilterter rückprojektion - Google Patents

Abbildungsverfahren mit gefilterter rückprojektion

Info

Publication number
ATE472144T1
ATE472144T1 AT04801462T AT04801462T ATE472144T1 AT E472144 T1 ATE472144 T1 AT E472144T1 AT 04801462 T AT04801462 T AT 04801462T AT 04801462 T AT04801462 T AT 04801462T AT E472144 T1 ATE472144 T1 AT E472144T1
Authority
AT
Austria
Prior art keywords
projection
projections
imaging process
rear projection
reconstructed
Prior art date
Application number
AT04801462T
Other languages
English (en)
Inventor
Tim Nielsen
Roland Proksa
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 ATE472144T1 publication Critical patent/ATE472144T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computerised tomographs
    • A61B6/037—Emission tomography
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]
    • 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
AT04801462T 2003-12-16 2004-12-06 Abbildungsverfahren mit gefilterter rückprojektion ATE472144T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03104703 2003-12-16
PCT/IB2004/052665 WO2005059840A1 (en) 2003-12-16 2004-12-06 Imaging method with filtered back projection

Publications (1)

Publication Number Publication Date
ATE472144T1 true ATE472144T1 (de) 2010-07-15

Family

ID=34684588

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04801462T ATE472144T1 (de) 2003-12-16 2004-12-06 Abbildungsverfahren mit gefilterter rückprojektion

Country Status (6)

Country Link
US (1) US7596202B2 (de)
EP (1) EP1700270B1 (de)
JP (1) JP4617318B2 (de)
AT (1) ATE472144T1 (de)
DE (1) DE602004027835D1 (de)
WO (1) WO2005059840A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8909325B2 (en) 2000-08-21 2014-12-09 Biosensors International Group, Ltd. Radioactive emission detector equipped with a position tracking system and utilization thereof with medical systems and in medical procedures
US7968851B2 (en) 2004-01-13 2011-06-28 Spectrum Dynamics Llc Dynamic spect camera
US9040016B2 (en) 2004-01-13 2015-05-26 Biosensors International Group, Ltd. Diagnostic kit and methods for radioimaging myocardial perfusion
US9470801B2 (en) 2004-01-13 2016-10-18 Spectrum Dynamics Llc Gating with anatomically varying durations
EP1778957A4 (de) 2004-06-01 2015-12-23 Biosensors Int Group Ltd Optimierung der messung radioaktiver strahlung an besonderen körperstrukturen
US9943274B2 (en) 2004-11-09 2018-04-17 Spectrum Dynamics Medical Limited Radioimaging using low dose isotope
US9316743B2 (en) 2004-11-09 2016-04-19 Biosensors International Group, Ltd. System and method for radioactive emission measurement
US8837793B2 (en) 2005-07-19 2014-09-16 Biosensors International Group, Ltd. Reconstruction stabilizer and active vision
US8894974B2 (en) 2006-05-11 2014-11-25 Spectrum Dynamics Llc Radiopharmaceuticals for diagnosis and therapy
WO2008075362A2 (en) 2006-12-20 2008-06-26 Spectrum Dynamics Llc A method, a system, and an apparatus for using and processing multidimensional data
DE102008028387B4 (de) * 2008-06-13 2018-05-17 Siemens Healthcare Gmbh Tomographisches Bildrekonstruktionsverfahren zum Erzeugen eines Bildes von einem Untersuchungsobjekt und nach diesem Verfahren arbeitende bildgebende Einrichtung
DE102009009383B4 (de) * 2009-02-18 2019-03-14 Siemens Healthcare Gmbh Verfahren zur Rekonstruktion eines zwei- oder dreidimensionalen Bilddatensatzes aus ein- oder zweidimensionalen Projektionsbildern nach der Methode der gefilterten Rückprojektion
US8708561B2 (en) 2009-03-20 2014-04-29 Orthoscan, Inc. Mobile imaging apparatus
CN102422326B (zh) * 2009-05-07 2015-02-04 皇家飞利浦电子股份有限公司 用于生成断层摄影重建滤波器的系统和方法
WO2012082799A1 (en) 2010-12-13 2012-06-21 Orthoscan, Inc. Mobile fluoroscopic imaging system
CA2825704A1 (en) * 2011-01-21 2012-07-26 Mercury Computer Systems, Inc. Optimized implementation of back projection for computed tomography (ct)
DE102012204019B4 (de) * 2012-03-14 2018-02-08 Siemens Healthcare Gmbh Verfahren zur Reduzierung von Bewegungsartefakten
WO2014016626A1 (en) 2012-07-23 2014-01-30 Mediso Orvosi Berendezés Fejlesztö És Szerviz Kft. Method, computer readable medium and system for tomographic reconstruction
JP6486100B2 (ja) * 2014-12-22 2019-03-20 キヤノン株式会社 画像処理装置、画像処理方法、およびプログラム
US10417795B2 (en) * 2015-04-08 2019-09-17 Canon Medical Systems Corporation Iterative reconstruction with system optics modeling using filters

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5311428A (en) * 1992-06-05 1994-05-10 Summit World Trade Corporation Real time filter for data processing
DE4423047A1 (de) 1994-07-03 1996-01-04 Fraunhofer Ges Forschung Verfahren zur Rekonstruktion eines Objekts
US6038282A (en) * 1997-04-30 2000-03-14 Siemens Aktiengesellschaft X-ray imaging system
US5982845A (en) * 1998-04-07 1999-11-09 Picker International, Inc. Forward projection and backprojection processor
US6343108B1 (en) * 1999-06-18 2002-01-29 Philips Medical Systems (Cleveland), Inc. Cone beam scanner using oblique surface reconstructions
US6631285B2 (en) * 2001-03-15 2003-10-07 Koninklijke Philips Electronics, N. V. Fast transform for reconstruction of rotating-slat data
US6771732B2 (en) * 2002-02-28 2004-08-03 The Board Of Trustees Of The University Of Illinois Methods and apparatus for fast divergent beam tomography
US6987829B2 (en) * 2003-09-16 2006-01-17 General Electric Company Non-iterative algebraic reconstruction technique for tomosynthesis
DE102005050917A1 (de) * 2005-10-24 2007-04-26 Siemens Ag Verfahren und Tomographiegerät zur Rekonstruktion einer tomographischen Darstellung eines Objektes

Also Published As

Publication number Publication date
WO2005059840A1 (en) 2005-06-30
EP1700270A1 (de) 2006-09-13
US20070280404A1 (en) 2007-12-06
JP2007513724A (ja) 2007-05-31
EP1700270B1 (de) 2010-06-23
US7596202B2 (en) 2009-09-29
DE602004027835D1 (de) 2010-08-05
JP4617318B2 (ja) 2011-01-26

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