RU2014148796A - Карта затухания с рассеянными совпадениями в позитронно-эмиссионной томографии - Google Patents

Карта затухания с рассеянными совпадениями в позитронно-эмиссионной томографии Download PDF

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Publication number
RU2014148796A
RU2014148796A RU2014148796A RU2014148796A RU2014148796A RU 2014148796 A RU2014148796 A RU 2014148796A RU 2014148796 A RU2014148796 A RU 2014148796A RU 2014148796 A RU2014148796 A RU 2014148796A RU 2014148796 A RU2014148796 A RU 2014148796A
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RU
Russia
Prior art keywords
events
activity
attenuation
distribution
scattered
Prior art date
Application number
RU2014148796A
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English (en)
Russian (ru)
Inventor
Янник БЕРКЕР
Фолькмар ШУЛЬЦ
Original Assignee
Конинклейке Филипс Н.В.
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Application filed by Конинклейке Филипс Н.В. filed Critical Конинклейке Филипс Н.В.
Publication of RU2014148796A publication Critical patent/RU2014148796A/ru

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/10—Image preprocessing, e.g. calibration, positioning of sources or scatter correction
    • 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
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • 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
    • 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
    • G01T1/1647—Processing of scintigraphic data

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
RU2014148796A 2012-05-04 2013-04-23 Карта затухания с рассеянными совпадениями в позитронно-эмиссионной томографии RU2014148796A (ru)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261642730P 2012-05-04 2012-05-04
US61/642,730 2012-05-04
US201261661455P 2012-06-19 2012-06-19
US61/661,455 2012-06-19
PCT/IB2013/053181 WO2013164731A1 (en) 2012-05-04 2013-04-23 Attenuation map with scattered coincidences in positron emission tomography

Publications (1)

Publication Number Publication Date
RU2014148796A true RU2014148796A (ru) 2016-06-27

Family

ID=48539336

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2014148796A RU2014148796A (ru) 2012-05-04 2013-04-23 Карта затухания с рассеянными совпадениями в позитронно-эмиссионной томографии

Country Status (6)

Country Link
US (1) US9734600B2 (enExample)
EP (1) EP2844148B1 (enExample)
JP (1) JP6235564B2 (enExample)
CN (1) CN104271045B (enExample)
RU (1) RU2014148796A (enExample)
WO (1) WO2013164731A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9659389B2 (en) * 2012-05-21 2017-05-23 Koninklije Philips N.V. Fast scatter estimation in pet reconstruction
WO2014074666A1 (en) * 2012-11-07 2014-05-15 Massachusetts Institute Of Technology Inter-detector scatter enhanced emission tomography
US11058371B2 (en) * 2013-10-30 2021-07-13 The Board Of Trustees Of The Leland Stanford Junior University Simultaneous attenuation and activity reconstruction for positron emission tomography
WO2016092314A1 (en) 2014-12-12 2016-06-16 The University Court Of The University Of Edinburgh A method of, and apparatus for, processing positron emission tomography data
WO2016184712A1 (en) * 2015-05-19 2016-11-24 Koninklijke Philips N.V. Estimation of an attenuation map based on scattered coincidences in a pet system
WO2016197127A1 (en) * 2015-06-04 2016-12-08 Rensselaer Polytechnic Institute Attenuation map reconstruction from tof pet data
CN105193442B (zh) * 2015-09-17 2018-12-25 沈阳东软医疗系统有限公司 一种pet扫描时间的确定方法和装置
CN108351424B (zh) * 2015-11-19 2021-08-31 株式会社岛津制作所 放射线断层摄影装置
JP7326160B2 (ja) * 2017-05-01 2023-08-15 コーニンクレッカ フィリップス エヌ ヴェ 定量的分子撮像のための正確なハイブリッドデータセットの生成
US11073628B2 (en) * 2017-05-04 2021-07-27 Koninklijke Philips N.V. Positron emission tomography (PET) timing calibration using coincidences involving high-energy cascade gamma from prompt-gamma positron emitters
EP3633411A4 (en) * 2017-05-29 2021-03-03 Shimadzu Corporation CALCULATION PROCEDURE FOR ABSORPTION COEFFICIENT IMAGE, CALCULATION PROGRAM FOR ABSORPTION COEFFICIENT IMAGE AND THE POSITRON CT DEVICE EQUIPPED WITH IT
US10438378B2 (en) 2017-08-25 2019-10-08 Uih America, Inc. System and method for determining an activity map and an attenuation map
CN111344743A (zh) * 2017-09-14 2020-06-26 皇家飞利浦有限公司 使用从正电子发射断层摄影中的窄能量窗口计数重建的发射图像估计进行散射校正
JP7725074B2 (ja) * 2020-01-10 2025-08-19 テラペット・エスエイ イオンビーム療法システムおよびそのためのガンマ線検出システム
CN111588399B (zh) * 2020-05-27 2023-05-16 上海联影医疗科技股份有限公司 医学成像设备状态监控的方法、设备和计算机设备
US12499596B2 (en) 2020-07-14 2025-12-16 Yale University CT-free attenuation correction for SPECT using deep learning with imaging and non-imaging information
US20220130079A1 (en) * 2020-10-23 2022-04-28 Siemens Medical Solutions Usa, Inc. Systems and methods for simultaneous attenuation correction, scatter correction, and de-noising of low-dose pet images with a neural network
US11816763B2 (en) * 2021-04-28 2023-11-14 Siemens Medical Solutions Usa, Inc. 3D scatter distribution estimation

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6310968B1 (en) * 1998-11-24 2001-10-30 Picker International, Inc. Source-assisted attenuation correction for emission computed tomography
JP4659962B2 (ja) * 2000-10-04 2011-03-30 株式会社東芝 核医学診断装置
JP3925278B2 (ja) * 2002-04-04 2007-06-06 株式会社島津製作所 核医学イメージング装置
US7414246B2 (en) * 2006-01-03 2008-08-19 Koninklijke Philips Electronics N.V. Achieving accurate time-of-flight calibrations with a stationary coincidence point source
EP2210238B1 (en) * 2007-11-09 2013-03-20 Koninklijke Philips Electronics N.V. Apparatus and method for generation of attenuation map
JP4836094B2 (ja) * 2008-06-18 2011-12-14 株式会社日立製作所 核医学撮像装置およびその初期散乱位置判定方法
US8218848B2 (en) 2008-07-23 2012-07-10 Siemens Aktiengesellschaft System and method for the generation of attenuation correction maps from MR images
EP2161594B1 (en) * 2008-09-09 2017-11-08 Multi Magnetics Incorporated System and method for correcting attenuation in hybrid medical imaging
US8384036B2 (en) * 2008-09-11 2013-02-26 Siemens Medical Solutions Usa, Inc. Positron emission tomography (PET) imaging using scattered and unscattered photons
US8017914B2 (en) 2008-11-13 2011-09-13 General Electric Company Method and system for scatter correction
WO2010133985A2 (en) 2009-05-20 2010-11-25 Koninklijke Philips Electronics, N.V. Continuous time-of-flight scatter simulation method
US8299438B2 (en) * 2009-07-16 2012-10-30 Siemens Medical Solutions Usa, Inc. Model based estimation of a complete or partial positron emission tomography attenuation map using maximum likelihood expectation maximization
US8620053B2 (en) 2009-11-04 2013-12-31 Siemens Medical Solutions Usa, Inc. Completion of truncated attenuation maps using maximum likelihood estimation of attenuation and activity (MLAA)
EP3597109A3 (en) * 2013-06-21 2020-03-18 O.N. Diagnostics, LLC Quantitative phantomless calibration of computed tomography scans

Also Published As

Publication number Publication date
EP2844148A1 (en) 2015-03-11
CN104271045B (zh) 2018-10-02
US9734600B2 (en) 2017-08-15
CN104271045A (zh) 2015-01-07
US20150098640A1 (en) 2015-04-09
JP6235564B2 (ja) 2017-11-22
WO2013164731A1 (en) 2013-11-07
JP2015519555A (ja) 2015-07-09
EP2844148B1 (en) 2019-10-09

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