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Development of a thin needle driver with multiple degrees of freedom for neonatal endoscopic surgery

Research Project

Project/Area Number 24890049
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Pediatric surgery
Research InstitutionThe University of Tokyo

Principal Investigator

ISHIMARU Tetsuya  東京大学, 医学部附属病院, 助教 (00633629)

Project Period (FY) 2012-08-31 – 2014-03-31
Project Status Completed (Fiscal Year 2013)
Budget Amount *help
¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Fiscal Year 2013: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords内視鏡手術 / 術具開発 / 小児 / 医工連携
Research Abstract

We developed a thin needle driver with multiple degrees of freedom for neonatal endoscopic surgery and evaluated its efficacy compared with a conventional needle driver.
Suturing, the direction of which was parallel to the insertion direction of the instrument, on a horizontal plane set in a box trainer using the novel needle driver was completed shorter than that using the conventional needle driver. Multi-directional suturing on a vertical plane set in the box trainer using the novel needle driver was less invasive to the object and showed more ideal needle trajectories compared to that using the conventional needle driver. The novel needle driver could be used without any trouble even in vivo experiments using rabbits.

Report

(3 results)
  • 2013 Annual Research Report   Final Research Report ( PDF )
  • 2012 Annual Research Report
  • Research Products

    (10 results)

All 2014 2013 2012

All Journal Article (3 results) (of which Peer Reviewed: 3 results,  Acknowledgement Compliant: 1 results) Presentation (7 results)

  • [Journal Article] Development of new devices for translumenal endoscopic esophageal anastomosis2014

    • Author(s)
      Ishimaru T, Hatanaka A, Takazawa S, Konishi K, Iwanaka T
    • Journal Title

      J Laparoendosc Adv Surg Tech A

      Volume: 24 Issue: 4 Pages: 268-73

    • DOI

      10.1089/lap.2013.0504

    • Related Report
      2013 Final Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Assessment of suturing in the vertical plane shows the efficacy of the multi-degree-of-freedom needle driver for neonatal laparoscopy2013

    • Author(s)
      Takazawa S, Ishimaru T, Fujii M, Harada K, Sugita N, Mitsuishi M, Iwanaka T
    • Journal Title

      Pediatr Surg Int.

      Volume: 29(11) Issue: 11 Pages: 1177-82

    • DOI

      10.1007/s00383-013-3380-y

    • Related Report
      2013 Annual Research Report 2013 Final Research Report
    • Peer Reviewed
  • [Journal Article] Development of a needle driver with multiple degrees of freedom forneonatal laparoscopic surgery2013

    • Author(s)
      Ishimaru T, Takazawa S, Uchida H, Kawashima H, Fujii M, Harada K, Sugita N, Mitsuishi M, Iwanaka T
    • Journal Title

      J Laparoendosc Adv Surg Tech A

      Volume: 23 Issue: 7 Pages: 644-648

    • DOI

      10.1089/lap.2013.0130

    • Related Report
      2013 Annual Research Report
    • Peer Reviewed
  • [Presentation] 生体内での運針における小児用多自由度持針器の有用性評価2013

    • Author(s)
      高澤慎也,石丸哲也(他6名)
    • Organizer
      第26回日本内視鏡外科学会総会
    • Place of Presentation
      福岡
    • Year and Date
      2013-11-29
    • Related Report
      2013 Annual Research Report 2013 Final Research Report
  • [Presentation] Development of a needle driver with multiple degrees of freedom for neonatal laparoscopic surgery2013

    • Author(s)
      Ishimaru T(他8名)
    • Organizer
      The 21st Annual Congress For Endosurgery in Children
    • Place of Presentation
      Beijing, China
    • Year and Date
      2013-06-21
    • Related Report
      2013 Annual Research Report 2013 Final Research Report
  • [Presentation] 小児用多自由度持針器の開発―腹腔鏡下肝門空腸吻合術を想定した垂直面に対する運針評価―2013

    • Author(s)
      高澤慎也,石丸哲也(他4名)
    • Organizer
      第50回日本小児外科学会学術集会
    • Place of Presentation
      東京
    • Year and Date
      2013-05-31
    • Related Report
      2013 Final Research Report
  • [Presentation] 小児用多自由度持針器の開発 ―腹腔鏡下肝門空腸吻合術を想定した垂直面に対する運針評価―2013

    • Author(s)
      高澤慎也,石丸哲也,藤井雅浩,原田香奈子,杉田直彦,光石 衛,岩中 督
    • Organizer
      第50回日本小児外科学会学術集会
    • Place of Presentation
      東京
    • Related Report
      2013 Annual Research Report
  • [Presentation] Development of a needle driver with multiple degrees of freedom for neonatal laparoscopic surgery2013

    • Author(s)
      Tetsuya Ishimaru
    • Organizer
      IPEG's 22nd Annual Congress for Endosurgery in Children
    • Place of Presentation
      Beijing, China
    • Related Report
      2012 Annual Research Report
  • [Presentation] 小児用多自由度持針器の開発 ―腹腔鏡下肝門空腸吻合術を想定した垂直面に対する 運針評価―2013

    • Author(s)
      高澤慎也
    • Organizer
      第50回日本小児外科学会学術集会
    • Place of Presentation
      東京
    • Related Report
      2012 Annual Research Report
  • [Presentation] 先端に屈曲と回転の自由度を有する腹腔鏡用細径持針器の有用性評価2012

    • Author(s)
      石丸哲也(他5名)
    • Organizer
      第25回日本内視鏡外科学会
    • Place of Presentation
      横浜
    • Year and Date
      2012-12-07
    • Related Report
      2013 Final Research Report 2012 Annual Research Report

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Published: 2012-11-27   Modified: 2019-07-29  

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