CN107427690B - Mrcat图像中的不确定区域的后退解决方案 - Google Patents

Mrcat图像中的不确定区域的后退解决方案 Download PDF

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CN107427690B
CN107427690B CN201680016885.1A CN201680016885A CN107427690B CN 107427690 B CN107427690 B CN 107427690B CN 201680016885 A CN201680016885 A CN 201680016885A CN 107427690 B CN107427690 B CN 107427690B
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electron density
density map
calculating
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CN107427690A (zh
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S·雷尼施
N·沙德瓦尔特
S·普雷弗尔哈尔
H·舒尔茨
T·布莱费特
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Koninklijke Philips NV
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/103—Treatment planning systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/103—Treatment planning systems
    • A61N5/1039—Treatment planning systems using functional images, e.g. PET or MRI
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/103—Treatment planning systems
    • A61N5/1031—Treatment planning systems using a specific method of dose optimization
    • 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, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/45—For evaluating or diagnosing the musculoskeletal system or teeth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A61B5/7278—Artificial waveform generation or derivation, e.g. synthesizing signals from measured signals
    • 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]
    • G01R33/4812—MR combined with X-ray or computed tomography [CT]
    • 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
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2576/00—Medical imaging apparatus involving image processing or analysis
    • 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, 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, 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
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/74—Details of notification to user or communication with user or patient; User input means
    • A61B5/7475—User input or interface means, e.g. keyboard, pointing device, joystick
    • A61B5/748—Selection of a region of interest, e.g. using a graphics tablet
    • 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
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/543—Control of the operation of the MR system, e.g. setting of acquisition parameters prior to or during MR data acquisition, dynamic shimming, use of one or more scout images for scan plane prescription
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H30/00—ICT specially adapted for the handling or processing of medical images
    • G16H30/40—ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Rheumatology (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Pulmonology (AREA)
  • Physiology (AREA)
  • Psychiatry (AREA)
  • Radiation-Therapy Devices (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Image Processing (AREA)
CN201680016885.1A 2015-03-20 2016-03-18 Mrcat图像中的不确定区域的后退解决方案 Active CN107427690B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP15160158.0 2015-03-20
EP15160158 2015-03-20
PCT/EP2016/056072 WO2016150888A1 (en) 2015-03-20 2016-03-18 Fall-back solution for uncertain regions in mrcat images

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CN107427690A CN107427690A (zh) 2017-12-01
CN107427690B true CN107427690B (zh) 2020-09-01

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US (1) US10870017B2 (https=)
EP (1) EP3270779B1 (https=)
JP (1) JP6802177B2 (https=)
CN (1) CN107427690B (https=)
RU (1) RU2721932C2 (https=)
WO (1) WO2016150888A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104427938A (zh) * 2012-06-28 2015-03-18 西门子公司 用于产生相位对比显示的方法和x射线系统

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JPH1057371A (ja) * 1996-08-27 1998-03-03 Ge Yokogawa Medical Syst Ltd 医用装置および標的領域設定方法
US8718232B2 (en) * 2009-04-30 2014-05-06 Siemens Aktiengesellschaft Reconstruction of an emission tomography image
RU2571374C2 (ru) * 2009-08-31 2015-12-20 Конинклейке Филипс Электроникс, Н.В. Интерактивный компьютеризованный редактор для компенсаторов, используемых в планировании лучевой терапии
WO2013001399A2 (en) * 2011-06-27 2013-01-03 Koninklijke Philips Electronics N.V. Magnetic resonance imaging of bone tissue
US9245208B2 (en) 2011-08-11 2016-01-26 The Regents Of The University Of Michigan Patient modeling from multispectral input image volumes
JP5966112B1 (ja) * 2013-04-02 2016-08-10 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 磁気共鳴画像法を使用した骨組織の検出
US20160216352A1 (en) 2013-08-30 2016-07-28 Koninklijke Philips N.V. Dixon magnetic resonance imaging
WO2015144540A1 (en) * 2014-03-28 2015-10-01 Koninklijke Philips N.V. Method and device for generating one or more computer tomography images based on magnetic resonance images with the help of tissue class separation
CN107250842B (zh) 2015-02-17 2020-09-18 皇家飞利浦有限公司 医学成像探测器
DE102016218359B3 (de) * 2016-09-23 2017-11-09 Siemens Healthcare Gmbh Verfahren und Vorrichtung zur Korrektur einer synthetischen Elektronendichtekarte

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104427938A (zh) * 2012-06-28 2015-03-18 西门子公司 用于产生相位对比显示的方法和x射线系统

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CT substitute derived from MRI sequences with ultrashort echo time;Adam Johansson;《MEDICAL PHYSICS》;20110530(第38期);第2708-2714页 *
MRI-Based Attenuation Correction for Whole-Body;Matthias Hofmann;《THE JOURNAL OF NUCLEAR MEDICINE》;20110901(第52期);第1392-1394页 *

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Publication number Publication date
EP3270779A1 (en) 2018-01-24
CN107427690A (zh) 2017-12-01
RU2017135135A (ru) 2019-04-05
JP2018510705A (ja) 2018-04-19
WO2016150888A1 (en) 2016-09-29
JP6802177B2 (ja) 2020-12-16
US20180071550A1 (en) 2018-03-15
US10870017B2 (en) 2020-12-22
EP3270779B1 (en) 2019-11-06
RU2721932C2 (ru) 2020-05-25
RU2017135135A3 (https=) 2019-08-01

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