BRPI1005999A2 - sistema que gera um modelo do mapa de correção da atenuação (ac), método para a geração de um modelo do mapa de correção da atenuação (ac) de uma bobina de ressonância magnética (mr), mídia de leitura por computador, método para a geração de uma imagem nuclear com atenuação corrigida, sistema de imagens, biblioteca de modelos do mapa de correção da atenuação (ac) armazenados em uma memória e método para o ajuste de um mapa de correção da atenuação (ac) de um paciente para a correção da atenuação nos dados de varredura nuclear - Google Patents

sistema que gera um modelo do mapa de correção da atenuação (ac), método para a geração de um modelo do mapa de correção da atenuação (ac) de uma bobina de ressonância magnética (mr), mídia de leitura por computador, método para a geração de uma imagem nuclear com atenuação corrigida, sistema de imagens, biblioteca de modelos do mapa de correção da atenuação (ac) armazenados em uma memória e método para o ajuste de um mapa de correção da atenuação (ac) de um paciente para a correção da atenuação nos dados de varredura nuclear

Info

Publication number
BRPI1005999A2
BRPI1005999A2 BRPI1005999A BRPI1005999A BRPI1005999A2 BR PI1005999 A2 BRPI1005999 A2 BR PI1005999A2 BR PI1005999 A BRPI1005999 A BR PI1005999A BR PI1005999 A BRPI1005999 A BR PI1005999A BR PI1005999 A2 BRPI1005999 A2 BR PI1005999A2
Authority
BR
Brazil
Prior art keywords
attenuation
map
attenuation correction
generating
correction
Prior art date
Application number
BRPI1005999A
Other languages
English (en)
Inventor
Chi-Hua Tung
Debashish Pal
Jeffrey Kaste
Tianrui Guo
Zhiqiang Hu
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of BRPI1005999A2 publication Critical patent/BRPI1005999A2/pt

Links

Classifications

    • 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
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves  involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • 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
    • A61B6/12—Arrangements for detecting or locating foreign bodies
    • 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
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4417—Constructional features of apparatus for radiation diagnosis related to combined acquisition of different diagnostic modalities
    • 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
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5229—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image
    • A61B6/5235—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image combining images from the same or different ionising radiation imaging techniques, e.g. PET and CT
    • 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
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5229—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image
    • A61B6/5247—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image combining images from an ionising-radiation diagnostic technique and a non-ionising radiation diagnostic technique, e.g. X-ray and ultrasound
    • 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
    • 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
    • A61B6/5294—Devices using data or image processing specially adapted for radiation diagnosis involving using additional data, e.g. patient information, image labeling, 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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/4808—Multimodal MR, e.g. MR combined with positron emission tomography [PET], MR combined with ultrasound or MR combined with computed tomography [CT]
    • G01R33/481—MR combined with positron emission tomography [PET] or single photon emission computed tomography [SPECT]
    • 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
    • G01T1/1603—Measuring radiation intensity with a combination of at least two different types of detector
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room
    • A61B5/0035—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room adapted for acquisition of images from more than one imaging mode, e.g. combining MRI and optical 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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Public Health (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Nuclear Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
BRPI1005999A 2009-02-25 2010-01-18 sistema que gera um modelo do mapa de correção da atenuação (ac), método para a geração de um modelo do mapa de correção da atenuação (ac) de uma bobina de ressonância magnética (mr), mídia de leitura por computador, método para a geração de uma imagem nuclear com atenuação corrigida, sistema de imagens, biblioteca de modelos do mapa de correção da atenuação (ac) armazenados em uma memória e método para o ajuste de um mapa de correção da atenuação (ac) de um paciente para a correção da atenuação nos dados de varredura nuclear BRPI1005999A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15516909P 2009-02-25 2009-02-25
PCT/IB2010/050218 WO2010097714A2 (en) 2009-02-25 2010-01-18 Attenuation correction of mr coils in a hybrid pet/mr system

Publications (1)

Publication Number Publication Date
BRPI1005999A2 true BRPI1005999A2 (pt) 2016-02-16

Family

ID=42665997

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1005999A BRPI1005999A2 (pt) 2009-02-25 2010-01-18 sistema que gera um modelo do mapa de correção da atenuação (ac), método para a geração de um modelo do mapa de correção da atenuação (ac) de uma bobina de ressonância magnética (mr), mídia de leitura por computador, método para a geração de uma imagem nuclear com atenuação corrigida, sistema de imagens, biblioteca de modelos do mapa de correção da atenuação (ac) armazenados em uma memória e método para o ajuste de um mapa de correção da atenuação (ac) de um paciente para a correção da atenuação nos dados de varredura nuclear

Country Status (7)

Country Link
US (1) US8774473B2 (pt)
EP (1) EP2401634B1 (pt)
JP (1) JP5643772B2 (pt)
CN (1) CN102334044B (pt)
BR (1) BRPI1005999A2 (pt)
RU (1) RU2518299C2 (pt)
WO (1) WO2010097714A2 (pt)

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US9135695B2 (en) * 2012-04-04 2015-09-15 Siemens Aktiengesellschaft Method for creating attenuation correction maps for PET image reconstruction
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EP2711738A1 (en) * 2012-09-21 2014-03-26 Technische Universität München A method and a device to generate virtual X-ray computed tomographic image data
US9254111B2 (en) 2012-11-27 2016-02-09 General Electric Company PET acquisition scheduling based on MR scout images
US9002082B2 (en) 2012-12-27 2015-04-07 General Electric Company Axially varying truncation completion for MR-based attenuation correction for PET/MR
CN103559728B (zh) * 2013-10-31 2017-05-03 南方医科大学 基于解剖功能联合先验模型的pet图像最大后验重建方法
EP3108456B1 (en) * 2014-02-19 2020-06-24 Koninklijke Philips N.V. Motion adaptive visualization in medical 4d imaging
CN104820452B (zh) 2015-02-13 2018-11-13 湖北锐世数字医学影像科技有限公司 一种探测器智能控制系统及控制方法
CN107708568B (zh) * 2015-06-30 2020-11-20 佳能美国公司 配准的基准标记、系统和方法
JP6595362B2 (ja) * 2016-02-09 2019-10-23 キヤノンメディカルシステムズ株式会社 核医学診断装置
CN106093816B (zh) * 2016-05-30 2019-06-11 上海联影医疗科技有限公司 一种用于磁共振设备的线圈定位方法及磁共振成像方法
CN108074270B (zh) * 2016-11-11 2021-11-30 上海东软医疗科技有限公司 一种pet衰减校正方法和装置
WO2018148860A1 (en) * 2017-02-14 2018-08-23 Shanghai United Imaging Healthcare Co., Ltd. System and method for attenuation correction
DE102017213874B3 (de) 2017-08-09 2018-12-06 Bruker Biospin Mri Gmbh Abschwächungskorrektur bei der Emissionstomographie unter Berücksichtigung der tatsächlich vorhandenen Hardware-Komponenten
US11335040B2 (en) * 2017-12-05 2022-05-17 Siemens Medical Solutions Usa, Inc. Multi-focal non-parallel collimator-based imaging
US11175367B2 (en) * 2018-08-10 2021-11-16 General Electric Company Methods and systems for estimating transmit attenuation for a magnetic resonance imaging scan
WO2020082207A1 (en) 2018-10-22 2020-04-30 Shanghai United Imaging Healthcare Co., Ltd. Systems and methods for attenuation correction
US10830850B2 (en) * 2019-04-01 2020-11-10 Siemens Healthcare Gmbh Optical camera for patient position monitoring
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Also Published As

Publication number Publication date
US20110317900A1 (en) 2011-12-29
RU2518299C2 (ru) 2014-06-10
RU2011139106A (ru) 2013-04-10
CN102334044B (zh) 2015-01-14
JP5643772B2 (ja) 2014-12-17
EP2401634A2 (en) 2012-01-04
CN102334044A (zh) 2012-01-25
JP2012518784A (ja) 2012-08-16
US8774473B2 (en) 2014-07-08
WO2010097714A3 (en) 2011-08-11
EP2401634B1 (en) 2018-01-03
WO2010097714A2 (en) 2010-09-02

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