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

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

Info

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

Links

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)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Surgery (AREA)
  • Biophysics (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 (https=)
EP (1) EP2844148B1 (https=)
JP (1) JP6235564B2 (https=)
CN (1) CN104271045B (https=)
RU (1) RU2014148796A (https=)
WO (1) WO2013164731A1 (https=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2852931B1 (en) * 2012-05-21 2019-05-15 Koninklijke 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
CN107250844B (zh) 2014-12-12 2020-06-09 爱丁堡大学董事会 用于处理正电子发射断层摄影数据的方法和装置
EP3297537B1 (en) * 2015-05-19 2019-01-30 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
KR102066803B1 (ko) * 2015-11-19 2020-01-15 가부시키가이샤 시마쓰세사쿠쇼 방사선 단층 촬영 장치
EP3619686B1 (en) * 2017-05-01 2022-07-06 Koninklijke Philips N.V. Generation of accurate hybrid datasets for quantitative molecular imaging
CN110602992B (zh) * 2017-05-04 2023-10-03 皇家飞利浦有限公司 使用涉及来自瞬发γ正电子发射器的高能级联γ的符合对正电子发射断层摄影（PET）的计时校准
CN110691992A (zh) * 2017-05-29 2020-01-14 株式会社岛津制作所 吸收系数图像估计方法、吸收系数图像估计程序以及安装有该吸收系数图像估计程序的正电子ct装置
US10438378B2 (en) 2017-08-25 2019-10-08 Uih America, Inc. System and method for determining an activity map and an attenuation map
EP3682425B1 (en) * 2017-09-14 2021-07-14 Koninklijke Philips N.V. Scatter correction using emission image estimate reconstructed from narrow energy window counts in positron emission tomography
AU2021205647B2 (en) * 2020-01-10 2025-09-18 Terapet Sa Ion beam emission apparatus and detection system therefor
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
RU2010123369A (ru) * 2007-11-09 2011-12-20 Конинклейке Филипс Электроникс Н.В. (Nl) Устройство и способ создания карты ослаблений
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
US9453922B2 (en) * 2008-09-09 2016-09-27 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
EP2433261B1 (en) 2009-05-20 2014-03-05 Koninklijke Philips 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)
EP3010418B1 (en) * 2014-06-21 2019-09-11 O.N. Diagnostics, LLC Quantitative phantomless calibration of computed tomography scans

Also Published As

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

Similar Documents

Publication Publication Date Title
RU2014148796A (ru) Карта затухания с рассеянными совпадениями в позитронно-эмиссионной томографии
JP2015519555A5 (https=)
ES2641509T3 (es) Procedimiento y sistema para construir un modelo tridimensional a partir de imágenes de satélite
Graham et al. Featured graphic: Digital divide: the geography of Internet access
EP4586220A3 (en) Three-dimensional object reconstruction
WO2015009651A3 (en) Sparse gpu voxelization for 3d surface reconstruction
JP2016513526A5 (https=)
MX2019003279A (es) Un metodo y sistema para crear un modelo virtual tridimensional.
EP2704101A3 (en) Method and system of producing 2D representations of 3D pain and stimulation maps and implant models on a clinician programmer
CN106132341B (zh) 形状的预测
EP3907699A3 (en) Method and system to facilitate intraoperative positioning and guidance
GB2507830A8 (en) System and Method of Image Augmentation
RU2014151735A (ru) Быстрая оценка рассеяния при реконструкции посредством позитронно-эмиссионной томографии
CN107464286B (zh) 三维城市模型中的孔洞修复方法及装置、设备及可读介质
EP2555144A3 (en) Structured document development, management and generation
Jeong et al. Real-time assessment of exposure dose to workers in radiological environments during decommissioning of nuclear facilities
FI3427231T4 (fi) Mallin luominen hammaslääketieteellistä simulaatiota varten
TW201246123A (en) System and method for meshing curved surface
AR096782A1 (es) Reticulado estadimétrico 2.5d
JP2016202250A5 (https=)
US20230245759A1 (en) A method for simulation of a magnetic resonance scanner
CN110544292B (zh) 一种基于三维网格的模型裁剪方法、系统及电子设备
EA201590374A1 (ru) Способ описания точек объектов в объектном пространстве и схема для его реализации
KR20110136059A (ko) 3차원 영상 시스템에서 광선 추적 방법 및 장치
Al-Oraiqat et al. Specialized Computer systems for environment visualization