DE19849958A1 - Skalierbare Erfassungseinrichtung für ein Computer-Tomographie-System - Google Patents

Skalierbare Erfassungseinrichtung für ein Computer-Tomographie-System

Info

Publication number
DE19849958A1
DE19849958A1 DE19849958A DE19849958A DE19849958A1 DE 19849958 A1 DE19849958 A1 DE 19849958A1 DE 19849958 A DE19849958 A DE 19849958A DE 19849958 A DE19849958 A DE 19849958A DE 19849958 A1 DE19849958 A1 DE 19849958A1
Authority
DE
Germany
Prior art keywords
array
collimator
detection
longitudinal axis
photodiode
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.)
Ceased
Application number
DE19849958A
Other languages
German (de)
English (en)
Inventor
David Michael Hoffman
August Otto Englert
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 DE19849958A1 publication Critical patent/DE19849958A1/de
Ceased 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
    • 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]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
    • G01T1/2914—Measurement of spatial distribution of radiation
    • G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)
    • 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
    • G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pulmonology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE19849958A 1997-11-26 1998-10-29 Skalierbare Erfassungseinrichtung für ein Computer-Tomographie-System Ceased DE19849958A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/979,011 US6137857A (en) 1997-11-26 1997-11-26 Scalable detector for computed tomograph system

Publications (1)

Publication Number Publication Date
DE19849958A1 true DE19849958A1 (de) 1999-05-27

Family

ID=25526604

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19849958A Ceased DE19849958A1 (de) 1997-11-26 1998-10-29 Skalierbare Erfassungseinrichtung für ein Computer-Tomographie-System

Country Status (4)

Country Link
US (1) US6137857A (enExample)
JP (1) JP4301609B2 (enExample)
DE (1) DE19849958A1 (enExample)
IL (1) IL127006A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004001682A1 (de) * 2004-01-12 2005-08-04 Siemens Ag Verfahren zur Lokalisierung eines Objekts im Strahlengang eines Computertomographen
US8385499B2 (en) 2009-12-28 2013-02-26 General Electric Company 2D reflector and collimator structure and method of manufacturing thereof

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6325539B1 (en) * 1998-12-31 2001-12-04 General Electric Company Calibration simplification for a computed tomograph system
US6272201B1 (en) * 1999-09-21 2001-08-07 General Electric Company Methods and apparatus for efficient data acquisition in CT scanners
US6700948B2 (en) 2000-12-12 2004-03-02 Ge Medical Systems Global Technology Company, Llc Low-cost, multislice CT detector with multiple operating modes
US6873678B2 (en) 2000-12-28 2005-03-29 Ge Medical Systems Global Technology Company Llc Methods and apparatus for computed tomographic cardiac or organ imaging
US6448566B1 (en) 2001-03-15 2002-09-10 Ge Medical Systems Global Technology Company, Llc Scintillator arrays for radiation detectors and methods for making same
US7072436B2 (en) * 2001-08-24 2006-07-04 The Board Of Trustees Of The Leland Stanford Junior University Volumetric computed tomography (VCT)
US6654443B1 (en) 2002-02-25 2003-11-25 Ge Medical Systems Global Technology Co., Llc Thermal sensing detector cell for a computed tomography system and method of manufacturing same
US6775348B2 (en) * 2002-02-27 2004-08-10 General Electric Company Fiber optic scintillator with optical gain for a computed tomography system and method of manufacturing same
US6687334B2 (en) 2002-05-31 2004-02-03 General Electric Company X-ray collimator and method of construction
US6859514B2 (en) * 2003-03-14 2005-02-22 Ge Medical Systems Global Technology Company Llc CT detector array with uniform cross-talk
DE60323546D1 (de) * 2003-06-01 2008-10-23 Koninkl Philips Electronics Nv Röntgenlicht-kollimator mit antistreu-wirkung für ct scanner
US7076029B2 (en) * 2003-10-27 2006-07-11 General Electric Company Method and apparatus of radiographic imaging with an energy beam tailored for a subject to be scanned
CN103829963B (zh) * 2012-11-27 2018-02-23 Ge医疗系统环球技术有限公司 准直仪及包含该准直仪的ct系统
US9788804B2 (en) * 2014-07-22 2017-10-17 Samsung Electronics Co., Ltd. Anatomical imaging system with improved detector block module
US10186340B2 (en) 2016-01-21 2019-01-22 FMI Medical Systems Co., Ltd. Anti-scatter collimator for high speed rotation
US10314553B2 (en) 2016-01-21 2019-06-11 FMI Medical Systems Co., Ltd. Focal spot position control using pre-patient collimator with beam tracking

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338521A (en) * 1980-05-09 1982-07-06 General Electric Company Modular radiation detector array and module
US4965726A (en) * 1988-10-20 1990-10-23 Picker International, Inc. CT scanner with segmented detector array
JP3042810B2 (ja) * 1992-12-04 2000-05-22 株式会社東芝 Ｘ線コンピュータトモグラフィ装置
US5592523A (en) * 1994-12-06 1997-01-07 Picker International, Inc. Two dimensional detector array for CT scanners

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004001682A1 (de) * 2004-01-12 2005-08-04 Siemens Ag Verfahren zur Lokalisierung eines Objekts im Strahlengang eines Computertomographen
US8385499B2 (en) 2009-12-28 2013-02-26 General Electric Company 2D reflector and collimator structure and method of manufacturing thereof

Also Published As

Publication number Publication date
JPH11221208A (ja) 1999-08-17
US6137857A (en) 2000-10-24
IL127006A0 (en) 1999-09-22
JP4301609B2 (ja) 2009-07-22
IL127006A (en) 2003-07-31

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Legal Events

Date Code Title Description
8120 Willingness to grant licences paragraph 23
8110 Request for examination paragraph 44
R002 Refusal decision in examination/registration proceedings
R003 Refusal decision now final
R003 Refusal decision now final

Effective date: 20150310