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DE69425631D1 - Computertomograph - Google Patents

Computertomograph

Info

Publication number
DE69425631D1
DE69425631D1 DE69425631T DE69425631T DE69425631D1 DE 69425631 D1 DE69425631 D1 DE 69425631D1 DE 69425631 T DE69425631 T DE 69425631T DE 69425631 T DE69425631 T DE 69425631T DE 69425631 D1 DE69425631 D1 DE 69425631D1
Authority
DE
Germany
Prior art keywords
computer tomograph
tomograph
computer
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 - Lifetime
Application number
DE69425631T
Other languages
English (en)
Other versions
DE69425631T2 (de
Inventor
Yasuo Nobuta
Yusuke Toki
Manabu Hiraoka
Naoki Sugihara
Masahiro Ozaki
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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
Priority claimed from JP06267280A external-priority patent/JP3090400B2/ja
Application filed by Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69425631D1 publication Critical patent/DE69425631D1/de
Publication of DE69425631T2 publication Critical patent/DE69425631T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61B6/48—Diagnostic techniques
    • A61B6/481—Diagnostic techniques involving the use of contrast agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A61B5/352—Detecting R peaks, e.g. for synchronising diagnostic apparatus; Estimating R-R interval
    • 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
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
    • A61B6/4447—Tiltable gantries
    • 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
    • A61B6/46—Arrangements for interfacing with the operator or the patient
    • A61B6/461—Displaying means of special interest
    • A61B6/463—Displaying means of special interest characterised by displaying multiple images or images and diagnostic data on one display
    • 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
    • A61B6/48—Diagnostic techniques
    • A61B6/488—Diagnostic techniques involving pre-scan acquisition
    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
    • 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 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
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/541—Control of apparatus or devices for radiation diagnosis involving acquisition triggered by a physiological signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/412—Dynamic
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/428—Real-time

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Cardiology (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Dentistry (AREA)
  • Pulmonology (AREA)
  • Vascular Medicine (AREA)
  • Human Computer Interaction (AREA)
  • Algebra (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE69425631T 1993-11-26 1994-11-23 Computertomograph Expired - Lifetime DE69425631T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP29634693 1993-11-26
JP6734394 1994-04-05
JP06267280A JP3090400B2 (ja) 1994-04-05 1994-10-31 コンピュータ断層撮影装置

Publications (2)

Publication Number Publication Date
DE69425631D1 true DE69425631D1 (de) 2000-09-28
DE69425631T2 DE69425631T2 (de) 2001-04-19

Family

ID=27299416

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69433045T Expired - Lifetime DE69433045T2 (de) 1993-11-26 1994-11-23 Computertomograph
DE69425631T Expired - Lifetime DE69425631T2 (de) 1993-11-26 1994-11-23 Computertomograph

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69433045T Expired - Lifetime DE69433045T2 (de) 1993-11-26 1994-11-23 Computertomograph

Country Status (4)

Country Link
US (4) US5513237A (de)
EP (2) EP0655713B1 (de)
JP (1) JP3350505B2 (de)
DE (2) DE69433045T2 (de)

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US5848126A (en) * 1993-11-26 1998-12-08 Kabushiki Kaisha Toshiba Radiation computed tomography apparatus
JPH08299320A (ja) * 1995-05-10 1996-11-19 Toshiba Corp コンピュータ断層撮影装置
US5841830A (en) * 1997-02-19 1998-11-24 Picker International, Inc. 3D CT fluoroscopy
US6970585B1 (en) 1997-02-20 2005-11-29 Koninklijke Philips Electronics N.V. Real-time dynamic image reconstruction
US5802134A (en) * 1997-04-09 1998-09-01 Analogic Corporation Nutating slice CT image reconstruction apparatus and method
JP3585835B2 (ja) * 1997-10-10 2004-11-04 アナロジック コーポレーション コンピュータ・トモグラフィの走査ターゲットの検出
US6341152B1 (en) 1998-10-02 2002-01-22 Kabushiki Kaisha Toshiba X-ray computerized tomography apparatus
US6101236A (en) * 1998-10-02 2000-08-08 University Of Iowa Research Foundation Iterative method and apparatus for x-ray computed tomographic fluoroscopy
DE19854905C2 (de) * 1998-11-27 2002-08-14 Siemens Ag Verfahren zur Darstellung der Spitze eines im Körper eines Patienten befindlichen medizinischen Instrumentes
JP2000197621A (ja) * 1999-01-06 2000-07-18 Toshiba Corp 医用画像撮影装置
US6522712B1 (en) 1999-11-19 2003-02-18 General Electric Company Reconstruction of computed tomographic images using interpolation between projection views
JP4460695B2 (ja) * 1999-11-24 2010-05-12 株式会社東芝 Ｘ線コンピュータ断層撮影装置
US6396898B1 (en) * 1999-12-24 2002-05-28 Kabushiki Kaisha Toshiba Radiation detector and x-ray CT apparatus
WO2001080184A1 (en) * 2000-04-14 2001-10-25 General Electric Company Reconstruction of computed tomographic images using interpolation between projection views
JP4851002B2 (ja) * 2000-11-17 2012-01-11 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 コンピュータ断層像の再構成方法及び装置並びにソフトウェア
US6546067B2 (en) 2001-01-30 2003-04-08 Kabushiki Kaisha Toshiba Reconstruction and scan of 4D-CT
US6990170B2 (en) * 2001-08-09 2006-01-24 Kabushiki Kaisha Toshiba X-ray computed tomographic imaging apparatus
US6754297B2 (en) * 2002-08-28 2004-06-22 Imaging3, Inc. Apparatus and method for three-dimensional real-time imaging system
JP4314008B2 (ja) * 2002-10-01 2009-08-12 株式会社東芝 Ｘ線ｃｔスキャナ
US6970531B2 (en) * 2002-10-07 2005-11-29 General Electric Company Continuous scan RAD tomosynthesis system and method
US7289841B2 (en) 2002-10-25 2007-10-30 Koninklijke Philips Electronics N.V. Method and apparatus for volumetric cardiac computed tomography imaging
CN100473345C (zh) * 2003-02-05 2009-04-01 皇家飞利浦电子股份有限公司 双功能ct扫描
JP4163991B2 (ja) * 2003-04-30 2008-10-08 株式会社モリタ製作所 Ｘ線ｃｔ撮影装置及び撮影方法
JP2005040582A (ja) * 2003-07-07 2005-02-17 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ撮像方法およびｘ線ｃｔ装置
US7409798B2 (en) * 2003-09-23 2008-08-12 Freeby James L Device for protecting an object from encroaching elements
JP3909059B2 (ja) * 2004-01-07 2007-04-25 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 放射線断層撮像装置およびそれを用いた撮像方法
EP1774475A1 (de) * 2004-06-28 2007-04-18 Koninklijke Philips Electronics N.V. Untersuchungsvorrichtung für perfusionsstudien
FR2876896B1 (fr) * 2004-10-21 2007-10-26 Gen Electric Procede d'utilisation d'un dispositif de tomographie pour l'obtention d'images radioscopiques et dispositif pour la mise en oeuvre dudit procede
JP2006185038A (ja) * 2004-12-27 2006-07-13 Ge Medical Systems Global Technology Co Llc ４次元ラベリング装置、ｎ次元ラベリング装置、４次元空間フィルタ装置およびｎ次元空間フィルタ装置
US7635978B2 (en) * 2005-04-11 2009-12-22 Hitachi Medical Corporation Nuclear magnetic resonance imaging apparatus and method
US7535987B2 (en) * 2005-06-30 2009-05-19 Kabushiki Kaisha Toshiba X-ray CT apparatus
JP4928106B2 (ja) * 2005-09-26 2012-05-09 キヤノン株式会社 Ｃｔ撮影装置
JP2007236662A (ja) * 2006-03-09 2007-09-20 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置およびそのｘ線ｃｔ画像再構成方法、ｘ線ｃｔ画像撮影方法。
US20080056432A1 (en) * 2006-08-30 2008-03-06 General Electric Company Reconstruction of CT projection data
US20090297011A1 (en) * 2008-05-28 2009-12-03 Thomas Brunner Method for obtaining a 3d (ct) image using a c-arm x-ray imaging system via rotational acquisition about a selectable 3d acquisition axis
US7831011B2 (en) * 2008-11-21 2010-11-09 General Electric Co. Computed tomography method and system
US10498939B2 (en) * 2009-06-16 2019-12-03 Nri R&D Patent Licensing, Llc Small-profile lensless optical microscopy imaging and tomography instruments and elements for low cost and integrated microscopy
JP5355277B2 (ja) * 2009-07-28 2013-11-27 株式会社東芝 Ｘ線ｃｔ装置及びその画像表示処理プログラム
JP5677738B2 (ja) * 2009-12-24 2015-02-25 株式会社東芝 Ｘ線コンピュータ断層撮影装置
JP6165438B2 (ja) 2012-01-27 2017-07-19 東芝メディカルシステムズ株式会社 Ｘ線ｃｔ装置
JP2013202391A (ja) * 2012-03-29 2013-10-07 Toshiba Corp Ｘ線ｃｔ装置
JP5940356B2 (ja) 2012-04-23 2016-06-29 株式会社リガク ３次元ｘ線ｃｔ装置、３次元ｃｔ画像再構成方法、及びプログラム
JPWO2015022888A1 (ja) * 2013-08-14 2017-03-02 株式会社日立製作所 放射線断層像撮影装置
US10295485B2 (en) 2013-12-05 2019-05-21 Sigray, Inc. X-ray transmission spectrometer system
USRE48612E1 (en) 2013-10-31 2021-06-29 Sigray, Inc. X-ray interferometric imaging system
KR102070433B1 (ko) * 2013-11-08 2020-01-28 삼성전자주식회사 단층 영상 생성 방법 및 단층 영상 생성 장치
WO2017213996A1 (en) * 2016-06-05 2017-12-14 Sigray, Inc. Method and apparatus for x-ray microscopy
JP6781077B2 (ja) 2017-03-01 2020-11-04 株式会社日立製作所 Ｘ線ｃｔ装置及び画像表示方法
DE112019002822T5 (de) 2018-06-04 2021-02-18 Sigray, Inc. Wellenlängendispersives röntgenspektrometer
CN112470245B (zh) 2018-07-26 2025-03-18 斯格瑞公司 高亮度x射线反射源
US10656105B2 (en) 2018-08-06 2020-05-19 Sigray, Inc. Talbot-lau x-ray source and interferometric system
DE112019004433B4 (de) 2018-09-04 2024-09-12 Sigray, Inc. System und verfahren für röntgenstrahlfluoreszenz mit filterung
WO2020051221A2 (en) 2018-09-07 2020-03-12 Sigray, Inc. System and method for depth-selectable x-ray analysis

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JPS60129034A (ja) * 1983-12-16 1985-07-10 横河メディカルシステム株式会社 Ｘ線断層撮像装置の操作卓
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Also Published As

Publication number Publication date
EP0953942B1 (de) 2003-08-13
US5608772A (en) 1997-03-04
US5627868A (en) 1997-05-06
DE69433045T2 (de) 2004-06-03
DE69425631T2 (de) 2001-04-19
EP0953942A2 (de) 1999-11-03
EP0655713B1 (de) 2000-08-23
JP2000189414A (ja) 2000-07-11
JP3350505B2 (ja) 2002-11-25
US5513237A (en) 1996-04-30
DE69433045D1 (de) 2003-09-18
EP0953942A3 (de) 2000-12-27
US5566218A (en) 1996-10-15
EP0655713A2 (de) 1995-05-31
EP0655713A3 (de) 1996-02-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KRAMER - BARSKE - SCHMIDTCHEN, 81245 MUENCHEN

8320 Willingness to grant licences declared (paragraph 23)