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Development of optimization method for a cerebral aneurysm stentstrut pattern design

Research Project

Project/Area Number 20760108
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Fluid engineering
Research InstitutionTohoku University

Principal Investigator

NAKAYAMA Toshio  Tohoku University, 大学院・医工学研究科, 助教 (80451631)

Project Period (FY) 2008 – 2009
Project Status Completed (Fiscal Year 2009)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2009: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2008: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Keywordsバイオ流体力学 / 流体工学
Research Abstract

In this study, we introduced the viewpoint of the fluid dynamics for a stent design and developed the stent strut pattern of a cerebral aneurysm treatment stent with a high blood flow inhibitory capacity into a cerebral aneurysm.
The idealized shape was used for the cerebral aneurysm, the stent was implanted on the aneurysm neck. The computational fluid dynamics (CFD) analysis was performed. The hemodynamics in the cerebral aneurysm was evaluated quantitatively. From this, the searching method of the stent strut pattern for cerebral aneurysm was developed.

Report

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

    (13 results)

All 2010 2009 2008

All Presentation (13 results)

  • [Presentation] Development of Stent Designing for Cerebral Aneurysm2010

    • Author(s)
      中山敏男
    • Organizer
      ELyT lab Workshop
    • Place of Presentation
      フランス セヴリエ市
    • Year and Date
      2010-03-15
    • Related Report
      2009 Annual Research Report
  • [Presentation] The Computational Fluid Dynamics(CFD)simulation using the reconstructed realistic patient blood vessel shape from medical treatment data2010

    • Author(s)
      中山敏男
    • Organizer
      Australasian College of Phlebology
    • Place of Presentation
      ニュージーランドオークランド市
    • Year and Date
      2010-02-07
    • Related Report
      2009 Annual Research Report
  • [Presentation] 脳動脈瘤内の血流を低下させるためのステントストラットの探索結果2010

    • Author(s)
      中山敏男
    • Organizer
      日本機械学会 第22回倍エンジニアリング講演会
    • Place of Presentation
      岡山県 岡山市
    • Year and Date
      2010-01-10
    • Related Report
      2009 Annual Research Report
  • [Presentation] Development of Stent Designing for Cerebral Aneurysm2010

    • Author(s)
      Toshio Nakayama, Karkenahalli Srinivas, Hitomi Anzai, Makoto Ohta
    • Organizer
      2010 Annual ELyt Workshop
    • Place of Presentation
      Sevrier, France
    • Related Report
      2009 Final Research Report
  • [Presentation] Pheology-Fluid dynamics of Blood Flow Modeling and Simulation2010

    • Author(s)
      Masud Behnia, Karkenahalli Srinivas, Makoto Ohta, Toshio Nakayama
    • Organizer
      3th Annual Scientific Meeting and Workshops, Conference Proceedings, 3th Annual Scientific Meeting and Workshops
    • Place of Presentation
      Auckland, NEW ZEALAND
    • Related Report
      2009 Final Research Report
  • [Presentation] 脳動脈瘤内の血液を低下させるためのステントストラットの探索結果2010

    • Author(s)
      中山敏男, 鄭信圭, Srinivas Karkenahalli, 太田信
    • Organizer
      第22回バイオエンジニアリング講演会Proceedings of the 22th Bioengineering Conference 2009 Annual Meeting of BED/JSMD
    • Place of Presentation
      岡山県岡山市, 岡山理科大学, 日本機械学会
    • Related Report
      2009 Final Research Report
  • [Presentation] Development of Stent for Cerebral Aneurysm2009

    • Author(s)
      中山敏男
    • Organizer
      The Ninth International Symposium on Advanced Fluid Information and Transdisciplinary Fluid integration
    • Place of Presentation
      宮城県 仙台市
    • Year and Date
      2009-11-04
    • Related Report
      2009 Annual Research Report
  • [Presentation] 脳動脈瘤内の血流減少における最適な箇所の探索2009

    • Author(s)
      中山敏男
    • Organizer
      第21回バイオエンジニアリング講演会
    • Place of Presentation
      北海道札幌市
    • Year and Date
      2009-01-23
    • Related Report
      2008 Annual Research Report
  • [Presentation] Development of stent for Cerebral Aneurysm2009

    • Author(s)
      T. Nakayama, K. Srinivas, M. Ohta
    • Organizer
      Proceedings of the Ninth International Symposium on Advanced Fluid Information and Transdisciplinary fluind Integration(ATI/TFI 2009)
    • Place of Presentation
      Sendai, Miyagi, Japan
    • Related Report
      2009 Final Research Report
  • [Presentation] 3rd Virtual Intracranial Stenting Challenge(VICS09)2009

    • Author(s)
      M. Ohta, T. Nakayama, H. Anzai, J. Cebral, L. Augsburger
    • Organizer
      International Intracranial Stent Meeting 2009: Virtual Intracranial Stent Challnege 2009
    • Place of Presentation
      Sendai, Miyagi, Japan
    • Related Report
      2009 Final Research Report
  • [Presentation] tudy of Searching Method for Position of Stent Strut to Decrease Blood flow in Cerebral Aneurysm2009

    • Author(s)
      Toshio Nakayama, Shinkyu Jeong, Srinivas Karkenahalli, Daniel A. Rufenacht, Akira Takahashi, Makoto Ohta
    • Organizer
      Proceedings of the Third International Symposium on Biomechanics, Human Function and Information Science
    • Place of Presentation
      Kanazawa, Ishikawa, Japan
    • Related Report
      2009 Final Research Report
  • [Presentation] 脳動脈瘤内の血流減少における最適な箇所の探索2009

    • Author(s)
      中山敏男, 鄭信圭, Srinivas Kakenahalli, Daniel A. Rufenacht, 高橋明, 太田信
    • Organizer
      第21回バイオエンジニアリング講演会No. 08-53講演論文集
    • Place of Presentation
      北海道札幌市, 日本機械学会
    • Related Report
      2009 Final Research Report
  • [Presentation] 各ステントストラットが瘤内の血行動態へ及ぼす影響2008

    • Author(s)
      中山敏男
    • Organizer
      日本機械学会2008年度年次大会
    • Place of Presentation
      神奈川県横浜市
    • Year and Date
      2008-08-04
    • Related Report
      2008 Annual Research Report

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

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