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2012 Fiscal Year Final Research Report

A study on real-time shape measurement of abdominal organs under the minimum invasive surgery

Research Project

  • PDF
Project/Area Number 22700505
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Medical systems
Research InstitutionChiba University

Principal Investigator

NAKAGUCHI Toshiya  千葉大学, 大学院・工学研究科, 准教授 (20361412)

Project Period (FY) 2010 – 2012
Keywords低侵襲治療システム / コンピュータ外科 / ステレオビジョン
Research Abstract

Since surgeons have quite limited view and are obliged to use special instruments in the laparoscopic surgery, it requires high skills for surgeons. To address this problem, we have proposed a computer-aided surgery system which projects the laparoscopic image directly onto the patient's body surface to assist and enhance the surgeon's view. However, the system could not obtain and project the 3D information changing in real-time. Therefore, in this project, we developed a new imaging device specialized for obtaining plenty information inside the abdominal cavity, and proposed a fusion algorithm between different image modalities. Finally we performed the overall evaluation of the surgery assistance system.

  • Research Products

    (16 results)

All 2013 2012 2011 2010

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (8 results) Patent(Industrial Property Rights) (4 results)

  • [Journal Article] 蛍光色素観察のためのポータブル重畳投影システムの構築2012

    • Author(s)
      鈴木拓,中口俊哉,大坪誠治,林秀樹,草野満夫
    • Journal Title

      Medical Imaging Technology

      Volume: Vol.30, No.4 Pages: 165-171

    • Peer Reviewed
  • [Journal Article] AbdominalView Expansion by Retractable Camera2011

    • Author(s)
      Takuya Okubo, Toshiya Nakaguchi, HidekiHayashi, Norimichi Tsumura
    • Journal Title

      Journal of Signal Processing

      Volume: Vol.15, No.4 Pages: 311-314

    • Peer Reviewed
  • [Journal Article] Computer-Assisted System for Detecting Infiltration of Gastric Cancer2011

    • Author(s)
      Hiroyuki Watabe, Toshiya Nakaguchi, Toshiyuki Natsume, Hiromichi Aoyama, Hiroshi Kawahira, Ahmed Afifi, Norimichi Tsumura
    • Journal Title

      Journal of Signal Processing

      Volume: Vol.15, No.4 Pages: 307-310

    • Peer Reviewed
  • [Journal Article] A Model Optimization Approach to theAutomatic Segmentation of Medical Images2010

    • Author(s)
      Ahmed Afifi, Toshiya Nakaguchi, Norimichi Tsumura, Yoichi Miyake
    • Journal Title

      IEICE Trans. on Information and Systems

      Volume: Vol.E93-D, No.4 Pages: 882-889

    • Peer Reviewed
  • [Presentation] Automatic three-step registration of the images with large deformation2012

    • Author(s)
      Hiroyuki Watabe, Toshiya Nakaguchi
    • Organizer
      Proc, of International Forum on Medical Imaging in Asia (IFMIA2012), O4-2
    • Place of Presentation
      大田, 韓国
    • Year and Date
      20120000
  • [Presentation] A Knowledge-based Liver SegmentationApproach using Graph Cuts2012

    • Author(s)
      Ahmed Afifi, Toshiya Nakaguchi
    • Organizer
      Proc. ofMICCAI 2012, We-2-AG-07
    • Place of Presentation
      Nice, France
    • Year and Date
      20120000
  • [Presentation] Development of AR-based ICG Fluorescence Imaging System2012

    • Author(s)
      Toshiya Nakaguchi, Taku Suzuki, Seiji Ohtsubo, Hideki Hayashi, Mitsuo Kusano
    • Organizer
      2012RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'12)
    • Place of Presentation
      Hawaii, USA
    • Year and Date
      20120000
  • [Presentation] 3-D Measurement System using Structured-Light Embedded Image Projection2011

    • Author(s)
      Ginpei Okada, Hiroyuki Watabe, Toshiya Nakaguchi, Norimichi Tsumura
    • Organizer
      MICCAI 2011 Workshop Augmented Environments for Computer Assisted Interventions
    • Place of Presentation
      Toronto, Canada
    • Year and Date
      20110000
  • [Presentation] Abdominal View Expansion by Retractable Camera2011

    • Author(s)
      Takuya Okubo, Toshiya Nakaguchi, Hideki Hayashi, Norimichi Tsumura
    • Organizer
      2011 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'11)
    • Place of Presentation
      Hawaii, USA
    • Year and Date
      20110000
  • [Presentation] Computer-Assisted System for Detecting Infiltration of Gastric Cancer2011

    • Author(s)
      Hiroyuki Watabe, Toshiya Nakaguchi, Toshiyuki Natsume, Hiromichi Aoyama,Hiroshi Kawahira, Ahmed Afifi, Norimichi Tsumura
    • Organizer
      2011 RISP International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'11)
    • Place of Presentation
      Hawaii, USA
    • Year and Date
      20110000
  • [Presentation] A liver segmentation approach in contrast- enhanced CT images with patient specific knowledge2011

    • Author(s)
      Ahmed Afifi, Toshiya Nakaguchi, Norimichi Tsumura
    • Organizer
      SPIE MedicalImaging
    • Place of Presentation
      Sandiego, USA
    • Year and Date
      20110000
  • [Presentation] 3-D Measurement for Internal Organ Surface Using Kaleidoscope2010

    • Author(s)
      Tatsuya Namae, Ginpei Okada, Toshiya Nakaguchi, Norimichi Tsumura
    • Organizer
      Optics-photonics Design & Fabrication (ODF'10)
    • Place of Presentation
      横浜
    • Year and Date
      20100000
  • [Patent(Industrial Property Rights)] トロカールおよびポート2013

    • Inventor(s)
      中口俊哉
    • Industrial Property Rights Holder
      千葉大学,アドバンスドヘルスケア(株)
    • Industrial Property Number
      特許、特願2013-104526
    • Filing Date
      2013-05-16
  • [Patent(Industrial Property Rights)] トロカール,ポートおよび手術支援シ ステム2013

    • Inventor(s)
      中口俊哉
    • Industrial Property Rights Holder
      千葉大学,アドバンスドヘルスケア(株)
    • Industrial Property Number
      特許、特願2013-104527
    • Filing Date
      2013-05-16
  • [Patent(Industrial Property Rights)] トロカールおよび手術支援システム2013

    • Inventor(s)
      中口俊哉
    • Industrial Property Rights Holder
      千葉大学,アドバンスドヘルスケア(株)
    • Industrial Property Number
      特許、特願2013-002337
    • Filing Date
      2013-01-10
  • [Patent(Industrial Property Rights)] トロカールおよび手術支援システム2013

    • Inventor(s)
      中口俊哉
    • Industrial Property Rights Holder
      千葉大学,アドバンスドヘルスケア(株)
    • Industrial Property Number
      特許、特願2013-002338
    • Filing Date
      2013-01-10

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Published: 2014-08-29  

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