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B/A measurement and its C-mode imaging for biological tissues utilizing a solid acoustic window

Research Project

Project/Area Number 19560429
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Measurement engineering
Research InstitutionTokai University

Principal Investigator

SAITO Shigemi  Tokai University, 海洋学部, 教授 (50091690)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords非線形音響 / 非線形パラメータ / 集束超音波 / 有限振幅法 / 生体組織 / 音響非線形パラメータ / 自動測定 / 固体音響窓 / 速度分散 / Cモード画像 / 生体軟組織 / 音響窓
Research Abstract

HF帯の高周波集束超音波を用いて、液体および生体軟組織における微小部分の音響非線形パラメータB/A値を測定する方法を提案した。本研究では、音源に2倍周波数も同時に送受できる分極反転型圧電板、ガウスビームを実現する星型電極を採用し、また固体音響窓で試料厚保を一定にできるようにして計測を簡易化している。さらに測定を自動化・高速化し、試料上で測定点をずらしながら連続的に測定して、B/A値のCモード画像化を達成できる見通しを得た。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (21 results)

All 2009 2008 2007

All Journal Article (6 results) (of which Peer Reviewed: 6 results) Presentation (15 results)

  • [Journal Article] 集束音波の波形ひずみの特性と計測への応用2008

    • Author(s)
      斎藤繁実
    • Journal Title

      電子情報通信学会論文誌A J91-A

      Pages: 1198-1115

    • Related Report
      2008 Annual Research Report 2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Nonlinearity parameter measurement for polymer plates using focused ultrasound2008

    • Author(s)
      Shigemi Saito and Yoshiro Motohashi
    • Journal Title

      Japanese Journal of Applied Physics 47

      Pages: 7380-7385

    • NAID

      110006452268

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Measurement of acoustic nonlinearity parameter of small-volume liquid sample using focused ultrasound2008

    • Author(s)
      Shigemi Saito, Shin'ya Takahashi and Kenji Saida
    • Journal Title

      47

      Pages: 3859-3864

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Measurement of acoustic nonlinearity parameter of small-volume liquid sample using focused ultrasound2008

    • Author(s)
      Shigemi Saito
    • Journal Title

      Japanese Journal of Applied Physics 47

      Pages: 3859-3864

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Nonlinearity parameter measurement for polymer plates using focused ultrasound2008

    • Author(s)
      Shigemi Saito
    • Journal Title

      Japanese Journal of Applied Physics 47

      Pages: 7380-7385

    • NAID

      110006452268

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Measurement of acoustic property of small-volume liquid sample beyond acoustic window2007

    • Author(s)
      Shigemi Saito
    • Journal Title

      Japanese Journal of Applied Physics 46

      Pages: 4549-4554

    • Related Report
      2008 Final Research Report 2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] 少量液体試料の音響非線形パラメータの自動測定2009

    • Author(s)
      斎藤繁実
    • Organizer
      電子情報通信学会超音波研究会
    • Place of Presentation
      同志社大学
    • Year and Date
      2009-01-30
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Automatic measurement of nonlinearity parameter B/A for small volume liquid samples2008

    • Author(s)
      Shigemi Saito
    • Organizer
      第29回超音波エレクトロニクスの基礎と応用に関するシンポジウム
    • Place of Presentation
      仙台市シルバーセンター
    • Year and Date
      2008-11-11
    • Related Report
      2008 Final Research Report
  • [Presentation] Automatic measurement of nonlinearity parameter B/A for small volume liquid samples2008

    • Author(s)
      Shigemi Saito
    • Organizer
      超音波エレクトロニクスの基礎と応用に関するシンポジム
    • Place of Presentation
      仙台市シルバーセンター
    • Year and Date
      2008-11-11
    • Related Report
      2008 Annual Research Report
  • [Presentation] 少量液体・生体試料の非線形パラメータの自動測定2008

    • Author(s)
      斎藤繁実
    • Organizer
      日本音響学会秋季研究発表会
    • Place of Presentation
      九州大学
    • Year and Date
      2008-09-11
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Nonlinearity parameter measurement for polymer plates using focused ultrasound2008

    • Author(s)
      Shigemi Saito
    • Organizer
      18th International Symposium on Nonlinear Acoustics
    • Place of Presentation
      Royal Institute of Technology, Stockholm
    • Year and Date
      2008-07-09
    • Related Report
      2008 Final Research Report
  • [Presentation] Nonlinearity parameter measurement for polymer plates using focused ultrasound2008

    • Author(s)
      Shigemi Saito
    • Organizer
      International Symposium on Nonlinear Acoustics
    • Place of Presentation
      Royal Institute of Technology, Stockholm
    • Year and Date
      2008-07-09
    • Related Report
      2008 Annual Research Report
  • [Presentation] 小体積生体試料の音響非線形パラメータの測定とその自動化2008

    • Author(s)
      斎藤繁実
    • Organizer
      電子情報通信学会超音波研究会
    • Place of Presentation
      電気通信大学
    • Year and Date
      2008-04-25
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 集束超音波による高分子板背後媒質の音響特性の測定2008

    • Author(s)
      斎藤繁実
    • Organizer
      日本音響学会春季研究発表会
    • Place of Presentation
      千葉工業大学
    • Year and Date
      2008-03-18
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] 高分子板を介した液体媒質の音響特性の測定2008

    • Author(s)
      斎藤繁実
    • Organizer
      電子情報通信学会超音波研究会
    • Place of Presentation
      関西大学
    • Year and Date
      2008-01-29
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] B/A measurement for small volume liquid sample using focused ultrasound2007

    • Author(s)
      Shigemi Saito
    • Organizer
      第28回超音波エレクトロニクスの基礎と応用に関するシンポジウム
    • Place of Presentation
      つくば国際会議場
    • Year and Date
      2007-11-15
    • Related Report
      2008 Final Research Report
  • [Presentation] 集束超音波を用いた小体積液体試料のB/A測定2007

    • Author(s)
      斎藤 繁実
    • Organizer
      超音波エレクトロニクスの基礎と応用に関するシンポジウム
    • Place of Presentation
      つくば国際会議場
    • Year and Date
      2007-11-15
    • Related Report
      2007 Annual Research Report
  • [Presentation] 集束超音波を用いた高分子板の非線形パラメータの測定2007

    • Author(s)
      斎藤繁実
    • Organizer
      電子情報通信学会超音波研究会
    • Place of Presentation
      東北大学
    • Year and Date
      2007-09-28
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] 集束超音波による高分子板の非線形パラメータの測定2007

    • Author(s)
      斎藤繁実
    • Organizer
      日本音響学会秋季研究発表会
    • Place of Presentation
      山梨大学
    • Year and Date
      2007-09-20
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] 集束超音波による高分子板のB/A測定2007

    • Author(s)
      斎藤繁実
    • Organizer
      非線形音響研究会
    • Place of Presentation
      加藤科学振興会軽井沢研修所
    • Year and Date
      2007-07-21
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] 集束超音波を用いた小体積液体試料のB/A測定2007

    • Author(s)
      斎藤繁実
    • Organizer
      電子情報通信学会超音波研究会
    • Place of Presentation
      電気通信大学
    • Year and Date
      2007-05-30
    • Related Report
      2008 Final Research Report 2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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