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Development of new endoscopy with wide field of view and sense of touch

Research Project

Project/Area Number 24650296
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Medical systems
Research InstitutionTottori University

Principal Investigator

UEKI Masaru  鳥取大学, 医学部附属病院, 教授 (60542256)

Co-Investigator(Kenkyū-buntansha) UEHARA Kazutake  鳥取大学, 医学部附属病院, 准教授 (10324998)
LI Shigang  鳥取大学, 工学研究科, 教授 (50252630)
YASHIMA Kazuo  鳥取大学, 医学部附属病院, 講師 (80314590)
Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2014: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2013: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords内視鏡 / 圧力センサー / 広視野レンズ / 全天周内視鏡 / 触覚センサー付き内視鏡 / 大腸穿孔予防 / 次世代内視鏡
Outline of Final Research Achievements

In order to prevent overlooking of cancer in endoscopy, the fish-eye lens unit and the touch-sensitive sensor were developed. The fish-eye lens unit that has the size that can be inserted into the colon of cattle was fabricated. To correct images captured by the fisheye lens unit, the image processing method using the perspective transformation has been proposed. Its usefulness was revealed in experiments using a colon model. By attaching the touch-sensitive sensor to the endoscope tip, a load in the vertical direction acting on the scope tip could be detected.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (5 results)

All 2014 2013 Other

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (4 results)

  • [Journal Article] Spherical gradient operator2013

    • Author(s)
      Shigang Li
    • Journal Title

      IEEJ Transactions on Electrical and Electronic Engineering

      Volume: 8 Issue: S1

    • DOI

      10.1002/tee.21919

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Presentation] Computing optical flow from bio-inspired spherical retina2014

    • Author(s)
      Shigang Li, Hanchao Jia and Isao Nakanishi
    • Organizer
      IEEE International Conference on Mechatronics and Automation (ICMA)
    • Place of Presentation
      中国天津市
    • Year and Date
      2014-08-05
    • Related Report
      2014 Annual Research Report
  • [Presentation] Line detection by spherical gradient2013

    • Author(s)
      Shigang Li, Hanchao Jia and Isao Nakanishi
    • Organizer
      International Conference on Image Analysis and Recognition
    • Place of Presentation
      Axis Vermar, Póvoa de Varzim, Portugal
    • Related Report
      2013 Research-status Report
  • [Presentation] “広く見え,指のような触覚をもつ内視鏡”の開発

    • Author(s)
      植木賢
    • Organizer
      日本消化器内視鏡総会
    • Place of Presentation
      東京品川プリンスホテル
    • Related Report
      2013 Research-status Report
  • [Presentation] Estimating the structure of rooms from a single fisheye image

    • Author(s)
      Hanchao Jia and Shigang Li
    • Organizer
      Workshop on Advances in Computer Vision and Pattern Recognition (RACVPR) in Conjunction with ACPR2013
    • Place of Presentation
      沖縄Loisir Hotel & SPA Tower Naha
    • Related Report
      2013 Research-status Report

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Published: 2013-05-31   Modified: 2019-07-29  

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