DE102010061448A1 - Kalibrierungsquelle und Verfahren zum Kalibrieren eines nuklearmedizinischen Bildgebungssystems - Google Patents

Kalibrierungsquelle und Verfahren zum Kalibrieren eines nuklearmedizinischen Bildgebungssystems Download PDF

Info

Publication number
DE102010061448A1
DE102010061448A1 DE102010061448A DE102010061448A DE102010061448A1 DE 102010061448 A1 DE102010061448 A1 DE 102010061448A1 DE 102010061448 A DE102010061448 A DE 102010061448A DE 102010061448 A DE102010061448 A DE 102010061448A DE 102010061448 A1 DE102010061448 A1 DE 102010061448A1
Authority
DE
Germany
Prior art keywords
source
energy
calibration
isotope
fluorescent layer
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Withdrawn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
DE102010061448A
Other languages
German (de)
English (en)
Inventor
Ira Blevis
Yaron Hefetz
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 DE102010061448A1 publication Critical patent/DE102010061448A1/de
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T7/00—Details of radiation-measuring instruments
    • G01T7/005—Details of radiation-measuring instruments calibration techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
    • G01T1/164—Scintigraphy
    • G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
    • G01T1/1648—Ancillary equipment for scintillation cameras, e.g. reference markers, devices for removing motion artifacts, calibration devices
    • 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
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4258—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector for detecting non x-ray radiation, e.g. gamma radiation
    • 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)
    • 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]
    • A61B6/037—Emission tomography

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine (AREA)
  • Measurement Of Radiation (AREA)
DE102010061448A 2009-12-23 2010-12-21 Kalibrierungsquelle und Verfahren zum Kalibrieren eines nuklearmedizinischen Bildgebungssystems Withdrawn DE102010061448A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/646,922 US8384015B2 (en) 2009-12-23 2009-12-23 Calibration source and methods for calibrating a nuclear medicine imaging system
US12/646,922 2009-12-23

Publications (1)

Publication Number Publication Date
DE102010061448A1 true DE102010061448A1 (de) 2011-06-30

Family

ID=43567304

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102010061448A Withdrawn DE102010061448A1 (de) 2009-12-23 2010-12-21 Kalibrierungsquelle und Verfahren zum Kalibrieren eines nuklearmedizinischen Bildgebungssystems

Country Status (4)

Country Link
US (1) US8384015B2 (https=)
JP (1) JP5719163B2 (https=)
DE (1) DE102010061448A1 (https=)
GB (1) GB2476566B (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2632251C2 (ru) * 2013-03-20 2017-10-03 Жеосервис Экипман Сас Источник радиоактивного излучения
EP3213119B1 (en) 2014-10-27 2019-12-11 Koninklijke Philips N.V. Pet detector timing calibration
ES2575228B1 (es) * 2014-11-25 2017-04-28 Servicio Andaluz De Salud Dispositivo de control de calidad para equipo emisor de radiaciones ionizantes
US10478133B2 (en) * 2016-10-20 2019-11-19 General Electric Company Systems and methods for calibrating a nuclear medicine imaging system
US10564301B2 (en) 2016-10-20 2020-02-18 General Electric Company Systems and methods for detector sensitivity calibration in nuclear medicine imaging
US11543546B2 (en) 2020-07-28 2023-01-03 GE Precision Healthcare LLC Systems and methods for localized calibration
US11903750B2 (en) * 2021-05-03 2024-02-20 Siemens Medical Solutions Usa, Inc. General purpose, wide energy range calibration source for medical emission tomography
US20260063813A1 (en) * 2024-08-30 2026-03-05 Siemens Medical Solutions Usa, Inc. Automated calibration of mobile imaging systems

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3591806A (en) 1970-03-17 1971-07-06 Atomic Energy Commission Multicrystal tomographic scanner for mapping thin cross section of radioactivity in an organ of the human body
US5986266A (en) 1994-11-01 1999-11-16 Andreaco; Mark S. Method of calibrating multi-crystal single block radiation detectors
US5561698A (en) 1995-06-05 1996-10-01 Mick Radio Nuclear Instruments, Inc. Radiographic calibration device for a machine with a movable radiation source
US5677536A (en) 1996-06-19 1997-10-14 Smv America Gamma camera with on the fly calibration for PMT drift
US6547816B1 (en) * 1999-07-12 2003-04-15 Civatech Corporation Formable integral source material for medical devices
US6635893B2 (en) * 2000-11-20 2003-10-21 Radqual, Llc Shielded carrying case for radioactive flood sources
US6624422B2 (en) 2001-09-25 2003-09-23 Ge Medical Systems Global Technology Company, Llc Method for dynamic stabilization of PET detector gains
US6858850B2 (en) 2002-07-24 2005-02-22 Ge Medical Systems Global Technology Company, Llc Method for dynamic stabilization of PET detector gains
GB2401766B (en) * 2003-03-11 2006-03-15 Symetrica Ltd Improved gamma-ray camera system
US7220961B2 (en) 2003-09-24 2007-05-22 Siemens Medical Solutions Usa, Inc. System and method for quality control in nuclear imaging systems
US7518102B2 (en) * 2003-10-27 2009-04-14 Koninklijke Philips Electronics N.V. Calibration method and apparatus for pixilated solid state detector
US7344307B2 (en) 2004-11-12 2008-03-18 General Electric Company System and method for integration of a calibration target into a C-arm
US7307252B2 (en) 2005-03-28 2007-12-11 Siemens Medical Solutions Usa, Inc. Detector head position correction for hybrid SPECT/CT imaging apparatus
JP4670704B2 (ja) 2006-03-31 2011-04-13 株式会社日立製作所 エネルギー較正方法，エネルギー関心領域の設定方法、放射線検出装置及び核医学診断装置
US7449680B2 (en) 2006-04-28 2008-11-11 Siemens Medical Solutions Usa, Inc. Non-uniformity energy correction method and apparatus
US7385184B2 (en) * 2006-10-17 2008-06-10 Institute Of Nuclear Energy Research Atomic Energy Council, Executive Yuan Volume calibration phantom and calibration method thereof
US7642506B2 (en) * 2006-10-18 2010-01-05 Carestream Health, Inc. Phantom for radiological system calibration
FR2924854B1 (fr) 2007-12-07 2010-01-08 Inst Radioprot Et De Surete Nu Source radioactivite flexible etalonnee.
CN102177444B (zh) * 2008-10-10 2014-07-09 皇家飞利浦电子股份有限公司 用于对具有高能量贡献的核素进行量化的实用 spect校准方法

Also Published As

Publication number Publication date
JP2011133474A (ja) 2011-07-07
GB2476566B (en) 2015-05-20
US20110147574A1 (en) 2011-06-23
GB201021346D0 (en) 2011-01-26
JP5719163B2 (ja) 2015-05-13
US8384015B2 (en) 2013-02-26
GB2476566A (en) 2011-06-29

Similar Documents

Publication Publication Date Title
DE69623622T2 (de) Vorrichtung zur nicht-invasiven analyse durch erstellen eines strahlungsbildes, insbesondere zur in-vivo untersuchung von kleintieren, und verfahren zur anwendung dieser vorrichtung
DE102010061448A1 (de) Kalibrierungsquelle und Verfahren zum Kalibrieren eines nuklearmedizinischen Bildgebungssystems
DE3587747T2 (de) Verfahren und vorrichtung zur zweidimensionalen lagekodierung durch photonenzählung.
KR100991640B1 (ko) 핵의학 진단장치, 형태단층촬영 진단장치, 핵의학용 데이터연산처리방법 및 형태단층화상 연산처리방법
DE102011056347A1 (de) Integrierte Röntgendetektoranordnung und Verfahren zur Herstellung derselben
EP2045626B1 (de) Vorrichtung für SPECT-Untersuchungen
DE69930692T2 (de) Gammakamera
DE10339493A1 (de) Integriertes CT-PET-System
DE102010037605A1 (de) Vorrichtung zur Reduzierung der Detektion gestreuter Röntgenstrahlen und Verfahren dazu
DE102011053762A1 (de) System und Verfahren zum Bandpassfiltern für Dualenergie-CT
DE112012004888T5 (de) Systeme und Verfahren zur Übertragung von Dosiskalibrierungsinformationen
DE2461877A1 (de) Strahlendiagnostisches verfahren und vorrichtung zur untersuchung von koerperstrukturen, insbesondere zur technischen grobstrukturuntersuchung und zur medizinischen strahlendiagnostik, unter verwendung von roentgen- und/oder gamma-streustrahlung
DE102011076781A1 (de) Verfahren zur Korrektur einer Zählratendrift bei einem quantenzählenden Detektor, Röntgen-System mit quantenzählendem Detektor und Schaltungsanordnung für einen quantenzählenden Detektor
DE102011053890A1 (de) Verwendung mehrerer Materialien für die Verbesserung der spektralen Notch-Filterung in der spektralen Bildgebung
DE112015002809T5 (de) Multiple Emissionsenergien bei Einzelphotonen-Emissionscomputertomographie
DE102015218928A1 (de) Verfahren zur Erzeugung von Röntgenbilddaten eines Untersuchungsobjektes mit unterdrücktem Calcium-Signal
DE102019121702B4 (de) Strahlungsdetektoranordnung und Verfahren zur Bildgebung unter Verwendung eines Halbleiterdetektors mit Bestimmung der Interaktionstiefe
EP3795082A1 (de) Verfahren und vorrichtung zur erzeugung eines spektralen computertomographie-bilddatensatzes
DE102004043693A1 (de) Detektoranordnung für ein medizinisches Diagnosegerät sowie medizinisches bildgebendes Diagnoseverfahren
EP3400877A1 (de) Verfahren zur bildgebung eines untersuchungsbereichs mit erstem kontrastmittel und zweitem kontrastmittel
DE102005053993A1 (de) Diagnosevorrichtung und Diagnoseverfahren für kombinierte und/oder kombinierbare radiographische und nuklearmedizinische Untersuchungen
DE102022130680A1 (de) Mehrschicht-röntgendetektor
DE112010005764B4 (de) Strahlungsdetektorkalibrierung unter Verwendung von Spannungseinspeisung
DE112007003474T5 (de) Diskriminierungsparameterberechnungsverfahren für Photonendetektoren und Nuklearmedizindiagnosevorrichtung, die letzteres verwendet
DE60115521T2 (de) Gammakameras mit korrigierter Transmissionsschaltung

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee