DE69735005D1 - Vorrichtung zur wendelförmigen abtastung mit lage-veränderlicher achse - Google Patents

Vorrichtung zur wendelförmigen abtastung mit lage-veränderlicher achse

Info

Publication number
DE69735005D1
DE69735005D1 DE69735005T DE69735005T DE69735005D1 DE 69735005 D1 DE69735005 D1 DE 69735005D1 DE 69735005 T DE69735005 T DE 69735005T DE 69735005 T DE69735005 T DE 69735005T DE 69735005 D1 DE69735005 D1 DE 69735005D1
Authority
DE
Germany
Prior art keywords
tiltable
sensing
location
changing axis
changing
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69735005T
Other languages
English (en)
Other versions
DE69735005T2 (de
Inventor
David Ruimi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Medical Systems Technologies Ltd
Original Assignee
Picker Medical Systems Ltd
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 Picker Medical Systems Ltd filed Critical Picker Medical Systems Ltd
Publication of DE69735005D1 publication Critical patent/DE69735005D1/de
Application granted granted Critical
Publication of DE69735005T2 publication Critical patent/DE69735005T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE69735005T 1997-02-20 1997-02-20 Vorrichtung zur wendelförmigen abtastung mit lage-veränderlicher achse Expired - Fee Related DE69735005T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IL1997/000069 WO1998036689A1 (en) 1997-02-20 1997-02-20 Helical scanner with variably oriented scan axis

Publications (2)

Publication Number Publication Date
DE69735005D1 true DE69735005D1 (de) 2006-02-02
DE69735005T2 DE69735005T2 (de) 2006-08-24

Family

ID=11061983

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69735005T Expired - Fee Related DE69735005T2 (de) 1997-02-20 1997-02-20 Vorrichtung zur wendelförmigen abtastung mit lage-veränderlicher achse

Country Status (5)

Country Link
US (1) US6324246B1 (de)
EP (1) EP0964643B1 (de)
JP (1) JP2001512346A (de)
DE (1) DE69735005T2 (de)
WO (1) WO1998036689A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6400789B1 (en) 1997-02-20 2002-06-04 Philips Medical Systems Technologies Ltd. On-line image reconstruction in helical CT scanners
JP2000197627A (ja) * 1999-01-05 2000-07-18 Hitachi Medical Corp Ｘ線ｃｔ装置
US6263040B1 (en) * 1999-08-10 2001-07-17 General Electric Company Methods and apparatus for cone-tilted parallel sampling and reconstruction
EP1875866A3 (de) * 2002-02-15 2008-07-30 Breakaway Imaging, Llc Gantry-Ring mit abnehmbarem Segment zur mehrdimensionalen Röntgenabbildung
EP1482837B1 (de) 2002-03-13 2005-09-14 Breakaway Imaging, Llc Systeme und verfahren für die quasi-gleichzeitige multiplanare röntgendarstellung
EP1485697A2 (de) 2002-03-19 2004-12-15 Breakaway Imaging, Llc Computer-tomograph mit einem detektor, welcher der bewegung einer schwenkbaren röntgenquelle folgt
EP1501418A1 (de) * 2002-05-06 2005-02-02 Koninklijke Philips Electronics N.V. Kegelstrahlcomputertomographen mit reduziertem abtastweg
JP3950782B2 (ja) * 2002-05-22 2007-08-01 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
US20050175143A1 (en) * 2002-06-03 2005-08-11 Osamu Miyazaki Multi-slice x-ray ct device
CN100482165C (zh) * 2002-06-11 2009-04-29 分离成像有限责任公司 用于x射线成像的悬臂式支架装置
US7099428B2 (en) * 2002-06-25 2006-08-29 The Regents Of The University Of Michigan High spatial resolution X-ray computed tomography (CT) system
US6751283B2 (en) * 2002-08-06 2004-06-15 Koninklijke Philips Electronics, N.V. Reconstruction method for tilted-gantry computed tomography
JP4030827B2 (ja) * 2002-08-13 2008-01-09 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 投影データ作成方法、画素データ作成方法およびマルチ検出器ｘ線ｃｔ装置
EP1531727B8 (de) * 2002-08-21 2010-08-11 Medtronic Navigation, Inc. Gerüstpositionierungsgerät für röntgengeräte
AU2003262726A1 (en) 2002-08-21 2004-03-11 Breakaway Imaging, Llc Apparatus and method for reconstruction of volumetric images in a divergent scanning computed tomography system
WO2004036251A2 (en) * 2002-10-15 2004-04-29 Digitome Corporation Ray tracing kernel
JP5242052B2 (ja) * 2003-06-17 2013-07-24 ブラウン ユニバーシティ 投影データ中の構造体のモデル・ベース検出のための方法および装置
JP4032357B2 (ja) 2004-05-21 2008-01-16 ソニー株式会社 画像情報処理装置および方法、並びにプログラム
US7394887B2 (en) * 2004-10-15 2008-07-01 General Electric Company Method and apparatus for reconstruction of tilted cone beam data
DE102005044407A1 (de) * 2005-09-16 2007-03-22 Siemens Ag Verfahren zur artefaktreduzierten radiologischen 3D-Bildgebung, Medizinische Bildgebungsvorrichtung und Verfahren zur Erstellung eines Therapieplans
US7555097B2 (en) * 2005-09-28 2009-06-30 Kabushiki Kaisha Toshiba X-ray computer tomography system
CN100435736C (zh) * 2006-12-13 2008-11-26 林井副 基于多层螺旋ct的人体索条状组织同层显示成像方法
JP4723535B2 (ja) * 2007-06-01 2011-07-13 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 投影データ作成方法、画素データ作成方法およびマルチ検出器ｘ線ｃｔ装置
DK2282050T3 (en) * 2009-06-30 2016-06-06 Siemens Ag Method for inspecting a wind turbine blade
JP6257962B2 (ja) * 2012-09-04 2018-01-10 東芝メディカルシステムズ株式会社 Ｘ線ｃｔ装置
JP6280851B2 (ja) * 2014-09-30 2018-02-14 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 放射線断層撮影装置及びプログラム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5262946A (en) * 1988-10-20 1993-11-16 Picker International, Inc. Dynamic volume scanning for CT scanners
US5485493A (en) 1988-10-20 1996-01-16 Picker International, Inc. Multiple detector ring spiral scanner with relatively adjustable helical paths
US5291402A (en) 1992-08-07 1994-03-01 General Electric Company Helical scanning computed tomography apparatus
US5515409A (en) 1994-12-22 1996-05-07 General Electric Company Helical interpolative algorithm for image reconstruction in a CT system
US5513236A (en) * 1995-01-23 1996-04-30 General Electric Company Image reconstruction for a CT system implementing a dual fan beam helical scan
AU8065898A (en) * 1997-07-01 1999-01-25 Analogic Corporation Improved detector array geometry for helical scanning volumetric computed tomography system

Also Published As

Publication number Publication date
US6324246B1 (en) 2001-11-27
WO1998036689A1 (en) 1998-08-27
EP0964643B1 (de) 2005-12-28
EP0964643A1 (de) 1999-12-22
DE69735005T2 (de) 2006-08-24
JP2001512346A (ja) 2001-08-21

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee