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Feasibility of fabrication of medical devices made of NiTi alloy by small-scale joining processes

Research Project

Project/Area Number 19560737
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Material processing/treatments
Research InstitutionUniversity of Hyogo

Principal Investigator

福本 信次  University of Hyogo, 大学院・工学研究科, 准教授 (60275310)

Co-Investigator(Kenkyū-buntansha) 山本 厚之  兵庫県立大学, 大学院・工学研究科, 教授 (70220449)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2007: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
KeywordsNiTi 合金 / スモールスケール接合 / 組織制御 / ステンレス鋼 / 摩擦圧接 / ロウ付け / スモールスケール / 抵抗溶接 / NiTi合金 / ろう付け / 異種金属接合 / マイクロ接合 / クロスワイヤ溶接 / 抵抗スポット溶接 / 微細組織 / 金属ガラス / 抵抗ロウ付け
Research Abstract

低侵襲治療に欠かせないカテーテルガイドワイヤにはNiTi 合金とステンレス鋼の接合技術が不可欠である. しかしながら, NiTi/ステンレス鋼の溶融溶接においては接合界面には脆弱な化合物が生成して高強度継手を得ることができない. 本研究では接合プロセスとして摩擦圧接およびロウ付けを選択した. 種々のインサート材およびロウ材を適用することで接合界面の最適化を図り, 大幅に継手強度を改善することに成功した. また将来の医療用デバイス材料として期待されている金属ガラスについてもその接合性を検討した

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report

Research Products

(19 results)

All 2009 2008 2007

All Journal Article Presentation

  • [Journal Article] Small-scale friction welding of similar and dissimilar stainless steels2009

    • Author(s)
      S. Fukumoto, K. Katayama, K. Okita, T. Tomita, A. Yamamoto
    • Journal Title

      溶接学会論文集 (in press)

    • NAID

      10030148965

    • Related Report
      2008 Annual Research Report 2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Small-scale resistance welding of crossed TiNi fine wire2008

    • Author(s)
      S. Fukumoto, S. Morikawa and A. Yamamoto
    • Journal Title

      Materials Science Forum Vols.580-582

      Pages: 225-228

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Weldability of Zr50Cu30Al10Ni10 bulk glassy alloy by small-scale resistance spot welding2008

    • Author(s)
      K. Fujiwara, S. Fukumoto, Y. Yokoyama, M. Nishijima and A. Yamamoto
    • Journal Title

      Materials Science and Engineering A 498

      Pages: 302-307

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 小径TiNi 合金への摩擦圧接の適用とそのプロセスウィンドウ2008

    • Author(s)
      福本信次, 水野峻介, 山本厚之, 富田友樹, 沖田耕三
    • Journal Title

      摩擦接合 7(1)

      Pages: 13-16

    • Related Report
      2008 Final Research Report
  • [Journal Article] Weldability of Zr_<50>Cu_<30>Al_<10>Ni_<10> bulk glassy alloy by small-scale resistance spot welding2008

    • Author(s)
      K. Fujiwara, S. Fukumoto, Y. Yokoyama, M. Nishijima, A. Yamamoto
    • Journal Title

      Materials Science and Engineering A A498

      Pages: 302-307

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Small-scale resistance welding of crossed TiNi fine wire2008

    • Author(s)
      S. Fukumoto, S. Morikawa, A. Yamamoto
    • Journal Title

      Materials Science Forum 580-582

      Pages: 225-228

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Small-scale resistance welding of crossed TiNi fine wire2008

    • Author(s)
      S.Fukumoto, S.Morikawaand A.Yamamoto
    • Journal Title

      Materials Science Forum (In press)

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Small Scale Resistance Spot Welding of Zr Based Glass Alloys2007

    • Author(s)
      S. Fukumoto, K. Fujiwara, Y. Yokoyama, Y. Murakami and A. Yamamoto
    • Journal Title

      Mater. Sci. Forum Vols.561-565

      Pages: 1307-1310

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Small Scale Resistance Spot Welding of Zr-Based Glassy Alloys2007

    • Author(s)
      S.Fukumoto, K.Fujiwara, Y.Yokoyama^<*>, Y.Murakami^<*> and A.Yamamoto
    • Journal Title

      Materials Science Forum 561-565

      Pages: 1307-1310

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] Weldability of Zr-based bulk glassy alloys by small-scale resistance spot welding2008

    • Author(s)
      S. Fukumoto, K. Fujiwara, Y. Izumi, Y. Yokoyama, M. Nishijima and A. Yamamoto
    • Organizer
      IUMRS-ICA 2008
    • Place of Presentation
      名古屋国際会議場
    • Year and Date
      2008-12-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Weldability of Zr-based bulk glassy alloys by small-scale resistance spot welding2008

    • Author(s)
      S. Fukumoto, K. Fujiwara, Y. Izumi, Y. Yokoyama, M. Nishijima, A. Yamamoto
    • Organizer
      The IUMRS International Conference in Asia 2008
    • Place of Presentation
      名古屋国際会議場
    • Year and Date
      2008-12-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] 異種ステンレス鋼のスモールスケール摩擦圧接2008

    • Author(s)
      福本信次, 片山公貴, 沖田耕三, 富田友樹, 山本厚之
    • Organizer
      溶接学会 H20年度秋季全国大会
    • Place of Presentation
      北九州国際会議場
    • Year and Date
      2008-09-10
    • Related Report
      2008 Final Research Report
  • [Presentation] 異種ステンレス鋼のスモールスケール摩擦圧接2008

    • Author(s)
      福本信次, 片山公貴, 沖田耕三, 富田友樹, 山本厚之
    • Organizer
      溶接学会 全国大会
    • Place of Presentation
      北九州国際会議場
    • Year and Date
      2008-09-10
    • Related Report
      2008 Annual Research Report
  • [Presentation] 金属ガラスのスモールスケール抵抗スポット溶接における温度履歴2008

    • Author(s)
      福本信次, 藤原佳奈, 山本厚之, 横山嘉彦, 西嶋雅彦
    • Organizer
      金属学会(第142回)
    • Place of Presentation
      武蔵工大
    • Year and Date
      2008-03-28
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] 小径TiNi 合金への摩擦圧接の適用とそのプロセスウィンドウ2008

    • Author(s)
      水野峻介, 福本信次, 山本厚之, 友田友樹, 沖田耕三
    • Organizer
      摩擦接合技術協会H19年度第3回研究会
    • Place of Presentation
      大阪府立産業技術総合研究所
    • Year and Date
      2008-02-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Small Scale Resistance Spot Welding of Zr Based Glass Alloys2007

    • Author(s)
      S. Fukumoto, K. Fujiwara, Y. Yokoyama, Y. Murakami and A. Yamamoto
    • Organizer
      PRICM-6, ICC Jeju, Jeju island
    • Place of Presentation
      Korea
    • Year and Date
      2007-11-07
    • Related Report
      2008 Final Research Report
  • [Presentation] マイクロ抵抗溶接したTiNi クロスワイヤ継手の微細組織と接合機構2007

    • Author(s)
      森川滋, 福本信次, 山本厚之
    • Organizer
      溶接学会H19年度秋季全国大会
    • Place of Presentation
      信州大学
    • Year and Date
      2007-09-20
    • Related Report
      2008 Final Research Report
  • [Presentation] マイクロ抵抗溶接したTiNiクロスワイヤ継手の微細組織と接合機構2007

    • Author(s)
      森川 滋, 福本 信次, 山本 厚之
    • Organizer
      溶接学会 平成19年度秋季全国大会
    • Place of Presentation
      信州大学
    • Year and Date
      2007-09-20
    • Related Report
      2007 Annual Research Report
  • [Presentation] Small-scale resistance welding of crossed TiNi fine wire2007

    • Author(s)
      S. Fukumoto, S. Morikawa, A. Yamamoto
    • Organizer
      IWJC-Korea 2007
    • Place of Presentation
      Seoul, Korea
    • Year and Date
      2007-05-11
    • Related Report
      2008 Final Research Report

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Published: 2007-03-31   Modified: 2016-04-21  

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