CA2102785A1 - Methode et appareil de mesure et d'imagerie elastographiques - Google Patents

Methode et appareil de mesure et d'imagerie elastographiques

Info

Publication number
CA2102785A1
CA2102785A1 CA 2102785 CA2102785A CA2102785A1 CA 2102785 A1 CA2102785 A1 CA 2102785A1 CA 2102785 CA2102785 CA 2102785 CA 2102785 A CA2102785 A CA 2102785A CA 2102785 A1 CA2102785 A1 CA 2102785A1
Authority
CA
Canada
Prior art keywords
target body
echo
along
stress
elastogram
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA 2102785
Other languages
English (en)
Inventor
Jonathan Ophir
Ignacio Cespedes
Hari Ponnekanti
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Texas System
Original Assignee
Individual
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
Priority claimed from US07/699,391 external-priority patent/US5178147A/en
Application filed by Individual filed Critical Individual
Publication of CA2102785A1 publication Critical patent/CA2102785A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8934—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a dynamic transducer configuration
    • G01S15/8945—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a dynamic transducer configuration using transducers mounted for linear mechanical movement
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02827—Elastic parameters, strength or force
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
CA 2102785 1991-05-10 1992-05-07 Methode et appareil de mesure et d'imagerie elastographiques Abandoned CA2102785A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US699,391 1985-02-05
US07/699,391 US5178147A (en) 1989-11-17 1991-05-10 Method and apparatus for elastographic measurement and imaging

Publications (1)

Publication Number Publication Date
CA2102785A1 true CA2102785A1 (fr) 1992-11-26

Family

ID=24809111

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2102785 Abandoned CA2102785A1 (fr) 1991-05-10 1992-05-07 Methode et appareil de mesure et d'imagerie elastographiques

Country Status (5)

Country Link
EP (1) EP0583386A1 (fr)
JP (1) JP2001519674A (fr)
AU (1) AU660034B2 (fr)
CA (1) CA2102785A1 (fr)
WO (1) WO1992021023A1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19929578C2 (de) 1999-06-21 2001-06-07 Universitaetsklinikum Charite Verfahren und Vorrichtung zur Knorpel-Testung
JP2001224594A (ja) * 2000-02-15 2001-08-21 Olympus Optical Co Ltd 超音波内視鏡システム
JP4179596B2 (ja) * 2002-08-30 2008-11-12 株式会社日立メディコ 超音波診断装置
EP2484287B1 (fr) 2003-05-30 2020-11-11 Hitachi, Ltd. Sonde à ultrasons et appareil d'imagerie d'élasticité à ultrasons
GB2404024A (en) * 2003-07-17 2005-01-19 Stichting Tech Wetenschapp Measuring biomechanical properties of joints using ultrasound
JP2005066041A (ja) * 2003-08-25 2005-03-17 Hitachi Medical Corp 超音波探触子及び超音波診断装置
US7744535B2 (en) * 2004-07-30 2010-06-29 Wisconsin Alumni Research Foundation Method and apparatus for acoustoelastic extraction of strain and material properties
US7736315B2 (en) * 2004-07-30 2010-06-15 Wisconsin Alumni Research Foundation Method and apparatus providing improved ultrasonic strain measurements of soft tissue
WO2008061296A1 (fr) * 2006-11-20 2008-05-29 Queensland University Of Technology Dispositif d'essai et procédé d'utilisation sur un tissu mou
US8100831B2 (en) * 2006-11-22 2012-01-24 General Electric Company Direct strain estimator for measuring elastic properties of tissue
US8545410B2 (en) 2007-12-17 2013-10-01 Koninklijke Philips N.V. Method and system of strain gain compensation in elasticity imaging
JP5325847B2 (ja) * 2010-08-11 2013-10-23 毅 椎名 超音波探触子及び超音波診断装置
JP5917039B2 (ja) * 2010-09-13 2016-05-11 キヤノン株式会社 被検体情報取得装置
WO2012137983A1 (fr) * 2011-04-08 2012-10-11 Canon Kabushiki Kaisha Appareil d'acquisition d'informations relatives à un sujet
WO2013188092A1 (fr) * 2012-06-15 2013-12-19 Siemens Corporation Élastographie pour inspecter l'intégrité du ciment dans un puits de forage
JP2014124220A (ja) * 2012-12-25 2014-07-07 Fujifilm Corp 超音波診断装置、組織弾性測定方法およびプログラム
US10035009B2 (en) 2013-04-15 2018-07-31 The Board Of Trustees Of The Leland Stanford Junior University Systems and methods for treating pancreatic cancer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4542744A (en) * 1983-03-23 1985-09-24 North American Philips Corporation Method and apparatus for remote tissue identification by statistical modeling and hypothesis testing of echo ultrasound signals
US4694698A (en) * 1985-01-16 1987-09-22 Hitachi Construction Machinery Co., Ltd. Method of measuring factor of stress concentration by utilizing ultrasound
YU47190B (sh) * 1988-02-19 1995-01-31 Institut Za Opštu I Fizičku Hemiju Uredjaj za neinvazivno akustičko ispitivanje elastičnosti mekih bioloških materijala
US5107837A (en) * 1989-11-17 1992-04-28 Board Of Regents, University Of Texas Method and apparatus for measurement and imaging of tissue compressibility or compliance

Also Published As

Publication number Publication date
WO1992021023A1 (fr) 1992-11-26
EP0583386A1 (fr) 1994-02-23
JP2001519674A (ja) 2001-10-23
AU670898B2 (en) 1996-08-01
AU2026892A (en) 1992-12-30
AU660034B2 (en) 1995-06-08
AU1620495A (en) 1995-06-15

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