DE69937175D1 - Vorrichtung zur Dosisüberprüfung bei einem Bildgebenden System - Google Patents

Vorrichtung zur Dosisüberprüfung bei einem Bildgebenden System

Info

Publication number
DE69937175D1
DE69937175D1 DE69937175T DE69937175T DE69937175D1 DE 69937175 D1 DE69937175 D1 DE 69937175D1 DE 69937175 T DE69937175 T DE 69937175T DE 69937175 T DE69937175 T DE 69937175T DE 69937175 D1 DE69937175 D1 DE 69937175D1
Authority
DE
Germany
Prior art keywords
imaging system
dose verification
verification
dose
imaging
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
DE69937175T
Other languages
English (en)
Other versions
DE69937175T2 (de
Inventor
Thomas Louis Toth
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE69937175D1 publication Critical patent/DE69937175D1/de
Application granted granted Critical
Publication of DE69937175T2 publication Critical patent/DE69937175T2/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
    • A61B6/02—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
    • A61B6/06—Diaphragms
    • 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
    • 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
    • A61B6/542—Control of apparatus or devices for radiation diagnosis involving control of exposure
    • 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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measurement Of Radiation (AREA)
DE69937175T 1998-08-25 1999-08-20 Vorrichtung zur Dosisüberprüfung bei einem bildgebenden System Expired - Lifetime DE69937175T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US140109 1998-08-25
US09/140,109 US6141402A (en) 1998-08-25 1998-08-25 Methods and apparatus for dose verification in an imaging system

Publications (2)

Publication Number Publication Date
DE69937175D1 true DE69937175D1 (de) 2007-11-08
DE69937175T2 DE69937175T2 (de) 2008-06-26

Family

ID=22489798

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69937175T Expired - Lifetime DE69937175T2 (de) 1998-08-25 1999-08-20 Vorrichtung zur Dosisüberprüfung bei einem bildgebenden System

Country Status (5)

Country Link
US (1) US6141402A (de)
EP (1) EP0982000B1 (de)
JP (1) JP4402212B2 (de)
DE (1) DE69937175T2 (de)
IL (1) IL131500A (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6260999B1 (en) * 1999-07-26 2001-07-17 Siemens Medical Systems, Inc. Isocenter localization using electronic portal imaging
US6310938B1 (en) * 1999-08-27 2001-10-30 General Electric Company Methods and apparatus for calibrating CT x-ray beam tracking loop
JP3977972B2 (ja) * 1999-12-13 2007-09-19 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 断層撮影用スキャン条件決定方法、断層撮影方法およびｘ線ｃｔ装置
JP3961249B2 (ja) 2001-08-28 2007-08-22 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システム、ガントリ装置、操作コンソール及びその制御方法並びにプログラムコード、記憶媒体
JP2004173924A (ja) * 2002-11-27 2004-06-24 Ge Medical Systems Global Technology Co Llc Ｘ線制御方法およびｘ線画像撮影装置
JP3864139B2 (ja) * 2002-12-20 2006-12-27 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装置および被曝線量算出方法
US7254215B2 (en) * 2003-10-28 2007-08-07 Ge Medical Systems Global Technology Company, Llc Systems and methods for reducing radiation dosage
US7020243B2 (en) * 2003-12-05 2006-03-28 Ge Medical Systems Global Technology Company Llc Method and system for target angle heel effect compensation
US7372942B2 (en) * 2004-03-29 2008-05-13 Siemens Medical Solutions Usa, Inc. Medical imaging system with dosimetry for estimating circuit board life
US7927313B2 (en) 2004-05-27 2011-04-19 Baxter International Inc. Medical device configuration based on recognition of identification information
US8961461B2 (en) 2004-05-27 2015-02-24 Baxter International Inc. Multi-state alarm system for a medical pump
JP4629519B2 (ja) * 2005-07-12 2011-02-09 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 放射線撮影装置およびスキャン条件設定装置
FR2956216B1 (fr) * 2010-02-08 2012-04-20 Commissariat Energie Atomique Dispositif de detection de rayonnements photoniques, et procedes de dimensionnement et de fonctionnement d'un tel dispositif
US11864941B2 (en) * 2021-10-04 2024-01-09 GE Precision Healthcare LLC System and method for collimator screening in a computed tomography system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4872188A (en) * 1987-11-27 1989-10-03 Picker International, Inc. Registration correction for radiographic scanners with sandwich detectors
US4991189A (en) * 1990-04-16 1991-02-05 General Electric Company Collimation apparatus for x-ray beam correction
US5982846A (en) * 1998-04-13 1999-11-09 General Electric Company Methods and apparatus for dose reduction in a computed tomograph
US6061419A (en) * 1998-08-25 2000-05-09 General Electric Company Methods and apparatus for noise compensation in an imaging system
US6061420A (en) * 1998-08-25 2000-05-09 General Electric Company Methods and apparatus for graphical Rx in a multislice imaging system
US6056437A (en) * 1998-08-25 2000-05-02 General Electric Company Methods and apparatus for imaging system detector alignment

Also Published As

Publication number Publication date
IL131500A0 (en) 2001-01-28
JP4402212B2 (ja) 2010-01-20
EP0982000B1 (de) 2007-09-26
IL131500A (en) 2003-06-24
US6141402A (en) 2000-10-31
EP0982000A1 (de) 2000-03-01
JP2000083940A (ja) 2000-03-28
DE69937175T2 (de) 2008-06-26

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Legal Events

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