DE19905975A1 - CT-Gerät und Verfahren zum Betrieb eines solchen CT-Geräts - Google Patents

CT-Gerät und Verfahren zum Betrieb eines solchen CT-Geräts

Info

Publication number
DE19905975A1
DE19905975A1 DE1999105975 DE19905975A DE19905975A1 DE 19905975 A1 DE19905975 A1 DE 19905975A1 DE 1999105975 DE1999105975 DE 1999105975 DE 19905975 A DE19905975 A DE 19905975A DE 19905975 A1 DE19905975 A1 DE 19905975A1
Authority
DE
Germany
Prior art keywords
detector
detector system
axis
radiation source
system axis
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.)
Withdrawn
Application number
DE1999105975
Other languages
German (de)
English (en)
Inventor
Thomas Von Der Haar
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE1999105975 priority Critical patent/DE19905975A1/de
Priority to JP2000032162A priority patent/JP2000237180A/ja
Publication of DE19905975A1 publication Critical patent/DE19905975A1/de
Withdrawn legal-status Critical Current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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
    • A61B6/4085—Cone-beams
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE1999105975 1999-02-12 1999-02-12 CT-Gerät und Verfahren zum Betrieb eines solchen CT-Geräts Withdrawn DE19905975A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE1999105975 DE19905975A1 (de) 1999-02-12 1999-02-12 CT-Gerät und Verfahren zum Betrieb eines solchen CT-Geräts
JP2000032162A JP2000237180A (ja) 1999-02-12 2000-02-09 コンピュータ断層撮影装置及びこのようなコンピュータ断層撮影装置の運転方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1999105975 DE19905975A1 (de) 1999-02-12 1999-02-12 CT-Gerät und Verfahren zum Betrieb eines solchen CT-Geräts

Publications (1)

Publication Number Publication Date
DE19905975A1 true DE19905975A1 (de) 2000-09-07

Family

ID=7897359

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1999105975 Withdrawn DE19905975A1 (de) 1999-02-12 1999-02-12 CT-Gerät und Verfahren zum Betrieb eines solchen CT-Geräts

Country Status (2)

Country Link
JP (1) JP2000237180A (ja)
DE (1) DE19905975A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1177767A2 (de) * 2000-08-05 2002-02-06 Philips Corporate Intellectual Property GmbH Computertomograph mit kegelförmigem Strahlenbündel und helixförmiger Relativbewegung
WO2006035328A1 (en) * 2004-09-29 2006-04-06 Koninklijke Philips Electronics N.V. Computed tomography imaging with rotated detection modules
WO2021162702A1 (en) * 2020-02-14 2021-08-19 Siemens Medical Solutions Usa, Inc. Helically-arranged positron emission tomography detector units

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002301056A (ja) * 2001-04-04 2002-10-15 Toshiba Medical System Co Ltd Ｘ線ｃｔ装置およびｘ線検出器
US7212604B2 (en) * 2005-06-29 2007-05-01 General Electric Company Multi-layer direct conversion computed tomography detector module
US8155265B2 (en) * 2010-07-15 2012-04-10 General Electric Company Asymmetric de-populated detector for computed tomography and method of making same
CN103083031B (zh) * 2011-10-31 2016-11-23 Ge医疗***环球技术有限公司 Ct设备的螺旋扫描图像重建方法、装置和计算机程序产品
EP3494890A3 (en) * 2014-01-27 2019-08-21 Epica International Inc. Radiological imaging device with advanced sensors

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19525605A1 (de) * 1994-07-21 1996-01-25 Gen Electric Röntgen-Detektoranordnung mit verringertem effektivem Abstand
DE19613663A1 (de) * 1996-04-04 1997-10-09 Siemens Ag Röntgen-Computertomograph
DE19721535A1 (de) * 1997-05-22 1998-11-26 Siemens Ag Röntgen-Computertomograph zur Erzeugung von Röntgenschattenbildern

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19525605A1 (de) * 1994-07-21 1996-01-25 Gen Electric Röntgen-Detektoranordnung mit verringertem effektivem Abstand
DE19613663A1 (de) * 1996-04-04 1997-10-09 Siemens Ag Röntgen-Computertomograph
DE19721535A1 (de) * 1997-05-22 1998-11-26 Siemens Ag Röntgen-Computertomograph zur Erzeugung von Röntgenschattenbildern

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1177767A2 (de) * 2000-08-05 2002-02-06 Philips Corporate Intellectual Property GmbH Computertomograph mit kegelförmigem Strahlenbündel und helixförmiger Relativbewegung
EP1177767A3 (de) * 2000-08-05 2003-11-19 Philips Intellectual Property & Standards GmbH Computertomograph mit kegelförmigem Strahlenbündel und helixförmiger Relativbewegung
WO2006035328A1 (en) * 2004-09-29 2006-04-06 Koninklijke Philips Electronics N.V. Computed tomography imaging with rotated detection modules
WO2021162702A1 (en) * 2020-02-14 2021-08-19 Siemens Medical Solutions Usa, Inc. Helically-arranged positron emission tomography detector units
US11982780B2 (en) 2020-02-14 2024-05-14 Siemens Medical Solutions Usa, Inc. Helical PET architecture

Also Published As

Publication number Publication date
JP2000237180A (ja) 2000-09-05

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8120 Willingness to grant licenses paragraph 23
8130 Withdrawal