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The research and development of new electrodes to measure fetal electrocardiogram via maternal abdominal wall of pregnant mothers in the field

Research Project

Project/Area Number 20591904
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Obstetrics and gynecology
Research InstitutionTohoku University

Principal Investigator

KIMURA Yoshitaka  東北大学, 国際高等研究教育機構, 教授 (40261622)

Co-Investigator(Kenkyū-buntansha) ITO Takuya  東北大学, 未来医工学治療開発センター, 助教 (70396539)
佐藤 尚明  東北大学, 病院, 助教 (70431567)
Co-Investigator(Renkei-kenkyūsha) SATO Naoaki  東北大学, 大学病院, 助教 (70431567)
Project Period (FY) 2008 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2010: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2009: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2008: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords胎児心電図 / 遠隔医療 / フィールド計測技術 / 母体胎児監視 / シミュレーション / 子宮筋電図 / シュミュレーション
Research Abstract

This project has aimed to develop new electrodes to measure fetal electrocardiogram signals in specific situations, such as measuring extremely-low-voltage fetal ECG via the abdominal walls of pregnant mothers, who are receiving home care in remote places where shielded rooms are not available. The voltage of the specific measurement is set less than 10 u V, which is significantly low, thus it requires new technology to perform the task and obtain accurate results.
Among various materials, a special gel was chosen as the most optimal material for creating electrode; then the optimal size, figure, and proportion are calculated. Although single-sheeted electrode was assumed most optimal, as the result, a set of three sheets has been found most optimal.

Report

(4 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • 2008 Annual Research Report
  • Research Products

    (12 results)

All 2011 2010 2009 2008

All Journal Article (7 results) (of which Peer Reviewed: 6 results) Presentation (4 results) Patent(Industrial Property Rights) (1 results)

  • [Journal Article] Understanding congenital heart disease though abnormal fetal electrocardiography : Case reports and clinical implications2011

    • Author(s)
      Clarissa Velayo, Takuya Ito, Hiroshi Chisaka, Nobuo Yaegashi, Kunihiro Okamura, and Yoshitaka K imura
    • Journal Title

      J Obstet Gynaecol Res

      Volume: 37 Pages: 27-27

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Understanding congenital heart disease though abnormal fetal electrocardiography : Case reports and clinical implications2011

    • Author(s)
      Clarissa Velayo, Takuya Ito, Hiroshi Chisaka, Nobuo Yaegashi, Kunihiro Okamura, Yoshitaka Kimura
    • Journal Title

      J Obstet Gynaecol Res

      Volume: 37

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Case reports of fetal bradycardia diagnosed by fetal electrocardiogram via maternal abdomen2010

    • Author(s)
      Aoyagi, Y. Kimura, T. Ito, C. Chisaka, K. Tanabe, K. Funamoto, K. Okamura, N. Yaegashi
    • Journal Title

      the proceedings of the 15th World Congress on Heart Disease

      Volume: (印刷中)

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Case reports of fetal bradycardia diagnosed by fetal electrocardiogram via maternal abdomen2010

    • Author(s)
      A.Aoyagi, Y.Kimura, T.Ito, C.Chisaka, K.Tanabe, K.Funamoto, K.Okamura, N.Yaegashi
    • Journal Title

      the proceedings of the 15th World Congress on Heart Disease 2010

      Volume: (電子媒体(CD))

    • Related Report
      2010 Annual Research Report
  • [Journal Article] Non-invasive evaluation of opening and closing timings of the cardiac valves in the fetal cardiac cycle2008

    • Author(s)
      AH Kandoker, Y Kimura, T Ito, N Sato, K Okamura, M Palaniswami
    • Journal Title

      Computers in Cardiology

      Volume: 35 Pages: 1061-10

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Non-invasive evaluation of opening and closing timing of the cardiac valves in the fetal cardiac cycle2008

    • Author(s)
      AH Kandoker, Y Kimura
    • Journal Title

      Computers in cardiology 35

      Pages: 1061-1064

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Robustness of the blind source separation with reference against uncertainties of the reference signals2008

    • Author(s)
      T Netabayashi, Y Kimura
    • Journal Title

      Conf Proc IEEE Eng Med Biol Soc 2008

      Pages: 1875-1878

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] Case reports of fetal bradycardia diagnosed by fetal electrocardiogram via maternal abdomen2010

    • Author(s)
      A. Aoyagi, Y. Kimura, T. Ito, C. Chisaka, K. Tanabe, K. Funamoto, K. Okamura, N. Yaegashi
    • Organizer
      The 15th World Congress on Heart Disease
    • Place of Presentation
      Vancouver, Canada
    • Year and Date
      2010-07-26
    • Related Report
      2010 Final Research Report
  • [Presentation] Case reports of fetal bradycardia diagnosed by fetal electrocardiogram via maternal abdomen2010

    • Author(s)
      A.Aoyagi, Y.Kimura, T.Ito, C.Chisaka, K.Tanabe, K.Funamoto, K.Okamura, N.Yaegashi
    • Organizer
      15th World Congress on Heart Disease 2010
    • Place of Presentation
      Vancouver, Canada
    • Year and Date
      2010-07-26
    • Related Report
      2010 Annual Research Report
  • [Presentation] Increased Susceptibility of Injury Prone Neuroglial Cells Due to Antenatal Steroid Treatment : A Case of Double Jeopardy2009

    • Author(s)
      CLARISSA VELAYO, TAKUYA ITO, HIROSHI CHISAKA, NOBUO YAEGASHI, KUNIHIRO OKAMURA, YOSHITAKA KIMURA
    • Organizer
      Society for Gynecologic Investigation(SGI)3^<rd> SGI International summit 2009
    • Place of Presentation
      宮城県仙台市
    • Year and Date
      2009-11-13
    • Related Report
      2009 Annual Research Report
  • [Presentation] マタニティーヨガの前後における胎児心電図変化2008

    • Author(s)
      高間木静香、木村芳孝
    • Organizer
      第49回日本母性衛生学会
    • Place of Presentation
      千葉県浦安市
    • Year and Date
      2008-11-06
    • Related Report
      2010 Final Research Report 2008 Annual Research Report
  • [Patent(Industrial Property Rights)] 胎児心電図信号計測法およびその装置2008

    • Inventor(s)
      木村芳孝
    • Industrial Property Rights Holder
      東北大学
    • Filing Date
      2008-01-22
    • Related Report
      2010 Final Research Report

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Published: 2008-04-01   Modified: 2016-04-21  

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