BR112012031668A2 - método de tomografia por emissão de pósitrons e dispositivo com adaptabilidade a aplicação - Google Patents

método de tomografia por emissão de pósitrons e dispositivo com adaptabilidade a aplicação

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Publication number
BR112012031668A2
BR112012031668A2 BR112012031668-0A BR112012031668A BR112012031668A2 BR 112012031668 A2 BR112012031668 A2 BR 112012031668A2 BR 112012031668 A BR112012031668 A BR 112012031668A BR 112012031668 A2 BR112012031668 A2 BR 112012031668A2
Authority
BR
Brazil
Prior art keywords
activity information
system structure
new system
scan
positron emission
Prior art date
Application number
BR112012031668-0A
Other languages
English (en)
Other versions
BR112012031668B1 (pt
Inventor
Xie Qingguo
Liu Jingjing
Original Assignee
Raycan Technology Co., Ltd.
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 Raycan Technology Co., Ltd. filed Critical Raycan Technology Co., Ltd.
Publication of BR112012031668A2 publication Critical patent/BR112012031668A2/pt
Publication of BR112012031668B1 publication Critical patent/BR112012031668B1/pt

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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]
    • A61B6/037—Emission tomography
    • 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
    • G01T1/166—Scintigraphy involving relative movement between detector and subject
    • 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
    • A61B6/48—Diagnostic techniques
    • A61B6/488—Diagnostic techniques involving pre-scan acquisition
    • 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
    • A61B6/545—Control of apparatus or devices for radiation diagnosis involving automatic set-up of acquisition parameters
    • 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
    • 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
    • A61B6/4275—Arrangements for detecting radiation specially adapted for radiation diagnosis using a detector unit almost surrounding the patient, e.g. more than 180°
    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/508—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for non-human patients
    • 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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/585—Calibration of detector units

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)
  • High Energy & Nuclear Physics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Molecular Biology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Nuclear Medicine (AREA)

Abstract

método de tomografia por emissão de pósitrons e dispositivo com adaptabilidade a aplicação. método de imagem tomográfica por emissão de pósitron com adaptabilidade de aplicação. o método incluindo: 1. realizar uma varredura de um objeto de teste inicialmente para obtenção de informação de atividade inicial do objeto de teste; 2. programar e ajustar o módulo de detecção com base nos resultados da varredura inicial, de forma a obter uma nova estrutura de sistema, e rapidamente calibrar a nova estrutura de sistema; 3. realizar uma varredura com a nova estrutura de sistema para obter informação de atividade do objeto de teste; 4. analisar a informação de atividade do objeto testado obtido na etapa 3. se a qualidade da informação de atividade pode satisfazer os requerimentos da aplicação, a varredura é finalizada; por outro lado a programação e ajuste do módulo de detecção é repetida, uma rápida calibração é realizada, e a informação de atividade do objeto testado é obtido de novo estrutura de sistema até que a informação de atividade satisfaça os requisitos da aplicação. o dispositivo inclui um módulo de detecção (1), um módulo de controle de detecção (2), um módulo de reconstrução de imagem (3) e um módulo de programação de detecção (4).
BR112012031668-0A 2010-06-13 2011-01-04 Método de tomografia por emissão de pósitrons e dispositivo com adaptabilidade a aplicação BR112012031668B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201010200478.0 2010-06-13
CN2010102004780A CN101856236B (zh) 2010-06-13 2010-06-13 一种应用适应性的正电子发射断层成像方法及装置
PCT/CN2011/000006 WO2011157045A1 (zh) 2010-06-13 2011-01-04 一种应用适应性的正电子发射断层成像方法及装置

Publications (2)

Publication Number Publication Date
BR112012031668A2 true BR112012031668A2 (pt) 2018-03-06
BR112012031668B1 BR112012031668B1 (pt) 2022-05-24

Family

ID=42942561

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012031668-0A BR112012031668B1 (pt) 2010-06-13 2011-01-04 Método de tomografia por emissão de pósitrons e dispositivo com adaptabilidade a aplicação

Country Status (7)

Country Link
US (1) US8664611B2 (pt)
EP (1) EP2581043B1 (pt)
JP (1) JP5791710B2 (pt)
CN (1) CN101856236B (pt)
BR (1) BR112012031668B1 (pt)
HU (1) HUE058202T2 (pt)
WO (1) WO2011157045A1 (pt)

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CN101856236B (zh) 2010-06-13 2012-07-04 苏州瑞派宁科技有限公司 一种应用适应性的正电子发射断层成像方法及装置
CN102151142B (zh) * 2011-04-14 2012-08-15 华中科技大学 一种正电子发射断层成像中的运动门控方法及系统
CN103186882B (zh) * 2011-12-30 2015-09-30 沈阳东软派斯通医疗系统有限公司 Pet系统中图像的衰减校正方法及装置
US9140805B2 (en) * 2012-10-22 2015-09-22 Kabushiki Kaisha Toshiba Apparatus and method for improving uniformity of performance in positron emission tomography
CN103961127B (zh) * 2013-02-05 2017-04-12 苏州瑞派宁科技有限公司 应用适应性的pet探测结构及系统
US10502846B2 (en) * 2013-06-24 2019-12-10 Massachusetts Institute Of Technology Normalization correction for multiple-detection enhanced emission tomography
CN104422950B (zh) 2013-09-08 2017-10-24 苏州瑞派宁科技有限公司 一种阵列晶体模块及其加工方法
CN104856716A (zh) * 2014-02-24 2015-08-26 苏州瑞派宁科技有限公司 一种局部专用的平板pet成像装置及方法、放疗机
US11246543B2 (en) 2014-11-12 2022-02-15 Washington University Systems and methods for point-of-care positron emission tomography
CN106405609A (zh) * 2015-11-19 2017-02-15 南京瑞派宁信息科技有限公司 一种多粒子事件的捕获方法与装置
CN106264588B (zh) * 2016-07-29 2019-08-23 上海联影医疗科技有限公司 正电子发射断层成像系统探测效率检测、校正方法及装置
CN107468269B (zh) * 2017-09-18 2022-06-03 南京瑞派宁信息科技有限公司 一种正电子发射断层成像装置及方法
CN107661115B (zh) * 2017-10-30 2021-04-20 上海联影医疗科技股份有限公司 用于正电子发射断层扫描的系统和方法
CN111316132B (zh) * 2017-10-31 2023-08-18 上海联影医疗科技股份有限公司 Pet校正系统和方法
CN108287361B (zh) * 2018-01-03 2019-08-27 东软医疗系统股份有限公司 一种单事件死时间的检测方法及装置
CN108652654A (zh) * 2018-02-06 2018-10-16 赛诺威盛科技（北京）有限公司 Ct机准直器快速补偿定位方法
EP3552547B1 (de) * 2018-04-13 2022-12-07 Siemens Healthcare GmbH Verfahren zur bereitstellung einer konvertierungsinformation zu einem bilddatensatz, röntgeneinrichtung, computerprogramm und elektronisch lesbarer datenträger
CN111080737B (zh) * 2019-12-20 2023-05-26 沈阳智核医疗科技有限公司 图像重建方法、装置及pet扫描系统
CN111462111B (zh) * 2020-04-21 2023-11-24 上海联影医疗科技股份有限公司 Pet系统的均匀性检测方法、装置和计算机设备
CN111493909B (zh) * 2020-04-30 2023-10-03 上海联影医疗科技股份有限公司 医学图像扫描方法、装置、计算机设备和存储介质
CN112258506B (zh) * 2020-11-18 2022-11-25 上海培云教育科技有限公司 基于数值计算的正电子发射型断层成像仿真方法及系统
CN113558648A (zh) * 2021-07-22 2021-10-29 湖北锐世数字医学影像科技有限公司 正电子发射计算机断层成像装置及方法
CN113671557B (zh) * 2021-08-16 2022-03-15 中国科学院近代物理研究所 正电子核素活度分布计算方法、系统、设备和存储介质

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Also Published As

Publication number Publication date
EP2581043A4 (en) 2014-04-09
WO2011157045A1 (zh) 2011-12-22
EP2581043B1 (en) 2022-03-02
BR112012031668B1 (pt) 2022-05-24
US20130087697A1 (en) 2013-04-11
HUE058202T2 (hu) 2022-07-28
JP2013533963A (ja) 2013-08-29
CN101856236B (zh) 2012-07-04
US8664611B2 (en) 2014-03-04
CN101856236A (zh) 2010-10-13
JP5791710B2 (ja) 2015-10-07
EP2581043A1 (en) 2013-04-17

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Legal Events

Date Code Title Description
B25G Requested change of headquarter approved

Owner name: RAYCAN TECHNOLOGY CO., LTD. (SU ZHOU) (CN) , HUAZ

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 04/01/2011, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO.