WO2015080315A1 - Appareil et procédé de diagnostic ultrasonore - Google Patents

Appareil et procédé de diagnostic ultrasonore Download PDF

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Publication number
WO2015080315A1
WO2015080315A1 PCT/KR2013/010968 KR2013010968W WO2015080315A1 WO 2015080315 A1 WO2015080315 A1 WO 2015080315A1 KR 2013010968 W KR2013010968 W KR 2013010968W WO 2015080315 A1 WO2015080315 A1 WO 2015080315A1
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WO
WIPO (PCT)
Prior art keywords
data
phase
image
harmonic
real
Prior art date
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PCT/KR2013/010968
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English (en)
Korean (ko)
Inventor
장선엽
손건호
구자운
강승범
Original Assignee
알피니언메디칼시스템 주식회사
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.)
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Publication date
Application filed by 알피니언메디칼시스템 주식회사 filed Critical 알피니언메디칼시스템 주식회사
Publication of WO2015080315A1 publication Critical patent/WO2015080315A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/5207—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of raw data to produce diagnostic data, e.g. for generating an image
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction

Definitions

  • an ultrasonic imaging apparatus including a front end for transmitting and receiving an ultrasonic wave using a transducer and a host PC electrically connected to the front end, the same operation when operating in Live Mode Generates a real-time ultrasound image based on the RF data obtained by transmitting ultrasound pulses to the object in phase, and when operating in the cine reproduction mode or the image reconstruction mode, non-real-time ultrasound based on the obtained RF data Ultrasonic waves, characterized in that to generate an image, and to use the harmonic components to generate the real-time or non-real-time ultrasound image to adjust the phase between successive frame data, and extract the harmonic components through a method of synthesizing the continuous frame data It provides an imaging device.
  • the synthesis process of the harmonic extraction unit 136 will be described assuming that N is 3.
  • the beamformer 134 focuses RF data having the same phase stored in the data storage unit 132 to generate three consecutive received focusing signals having the same phase (eg, O °).
  • the phase controller 135 adjusts the phases of the received focus signals having the same phase to 0 °, 120 °, and 240 °, respectively, so as to have a phase difference of 120 °.
  • the harmonic extractor 136 may extract harmonic components by adjusting a phase of RF data having a plurality of frequencies (M frequencies) in sequence.
  • the sequence preferably means a group unit having M frequencies, but may be interpreted as a group unit in which the same phase difference is adjusted.
  • a process of synthesizing the RF data having three frequencies of the harmonic extracting unit 136 will be described on the assumption that N is 2.
  • the harmonic extracting unit 136 may determine the respective phases.
  • Second harmonic components may be extracted by extracting and synthesizing RF data having the same frequency in a sequence.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Public Health (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)

Abstract

L'invention concerne un procédé pour former une image harmonique par extraction de signaux harmoniques, et un appareil de diagnostic ultrasonore. La présente invention concerne un procédé d'imagerie harmonique et un appareil d'imagerie ultrasonore pouvant transmettre un ensemble d'ondes ultrasonores de transmission dans des phases identiques, un élément harmonique pouvant être extrait d'un signal réfléchi même sans utiliser de filtre passe-bande.
PCT/KR2013/010968 2013-11-29 2013-11-29 Appareil et procédé de diagnostic ultrasonore WO2015080315A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130146886A KR101555264B1 (ko) 2013-11-29 2013-11-29 초음파 진단 장치 및 방법
KR10-2013-0146886 2013-11-29

Publications (1)

Publication Number Publication Date
WO2015080315A1 true WO2015080315A1 (fr) 2015-06-04

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ID=53199245

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PCT/KR2013/010968 WO2015080315A1 (fr) 2013-11-29 2013-11-29 Appareil et procédé de diagnostic ultrasonore

Country Status (2)

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KR (1) KR101555264B1 (fr)
WO (1) WO2015080315A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108013903A (zh) * 2016-11-02 2018-05-11 柯尼卡美能达株式会社 超声波诊断装置以及图像形成方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004275491A (ja) * 2003-03-17 2004-10-07 Hitachi Medical Corp 超音波撮像装置
US20080312535A1 (en) * 2007-05-07 2008-12-18 Kenichi Kawabata Ultrasound imaging system
KR20120085183A (ko) * 2011-01-21 2012-07-31 알피니언메디칼시스템 주식회사 의료진단장치
JP2012161448A (ja) * 2011-02-07 2012-08-30 Konica Minolta Medical & Graphic Inc 超音波診断装置
KR101287098B1 (ko) * 2011-04-28 2013-07-16 서강대학교산학협력단 주파수 대역별 에너지를 이용하여 주파수 영상을 합성하는 방법 및 장치

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4580490B2 (ja) * 2000-02-03 2010-11-10 東芝医用システムエンジニアリング株式会社 超音波診断装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004275491A (ja) * 2003-03-17 2004-10-07 Hitachi Medical Corp 超音波撮像装置
US20080312535A1 (en) * 2007-05-07 2008-12-18 Kenichi Kawabata Ultrasound imaging system
KR20120085183A (ko) * 2011-01-21 2012-07-31 알피니언메디칼시스템 주식회사 의료진단장치
JP2012161448A (ja) * 2011-02-07 2012-08-30 Konica Minolta Medical & Graphic Inc 超音波診断装置
KR101287098B1 (ko) * 2011-04-28 2013-07-16 서강대학교산학협력단 주파수 대역별 에너지를 이용하여 주파수 영상을 합성하는 방법 및 장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108013903A (zh) * 2016-11-02 2018-05-11 柯尼卡美能达株式会社 超声波诊断装置以及图像形成方法

Also Published As

Publication number Publication date
KR101555264B1 (ko) 2015-09-24
KR20150062339A (ko) 2015-06-08

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