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Development of a next-generation computerized orthodontic device using microactuators

Research Project

Project/Area Number 22659374
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeSingle-year Grants
Research Field Orthodontic/Pediatric dentistry
Research InstitutionThe University of Tokyo

Principal Investigator

UCHINO Natuko  東京大学, 医学部附属病院, 特任臨床医 (30569637)

Co-Investigator(Kenkyū-buntansha) MORITA Takeshi  東京大学, 新領域創成科学研究科, 准教授 (60344735)
SUENAGA Hideyuki  東京大学, 医学部附属病院, 特任講師 (10396731)
OHKUBO Kazumi  東京大学, 保健・健康推進本部, 講師 (10396715)
NAGAHAMA Kouhei  東京大学, 医学部附属病院, 助教 (60401361)
TAKAHASHI Naoko  東京大学, 医学部附属病院, 特任臨床医 (10569635)
Co-Investigator(Renkei-kenkyūsha) TAKATO Tsuyoshi  東京大学, 医学部附属病院, 教授 (90171454)
Project Period (FY) 2010 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥3,190,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥390,000)
Fiscal Year 2011: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2010: ¥1,500,000 (Direct Cost: ¥1,500,000)
Keywordsマイクロマシン / 歯科矯正装置 / 歯科矯正
Research Abstract

For the emerging materials for actuators and advances in processing methods, needs that could not be fulfilled with existing materials are increasingly being met. In this study, an implantable bone elongation device using actuators was developed. We constructed a deceleration mechanism with external and internal gears and fabricated an annular-gear with a ferromagnetic material, which allows translational/oscillating motions. We have managed to drive a bone elongation device in a contact-free manner by controlling the position of the external magnet using it as a driving source.

Report

(3 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • Research Products

    (5 results)

All 2012 2011 2010 Other

All Journal Article (1 results) Presentation (3 results) Remarks (1 results)

  • [Journal Article] Evaluation of mandibular hypoplasia in patients with hemifacial microsomia : a comparison between panoramic radiography and three-dimensional computed tomography

    • Author(s)
      Takahashi-Ichikawa N, Susami T, Nagahama K, Ohkubo K, Okayasu M, Uchino N, Uwatoko K, Saijo H, Mori Y, Takato T
    • Journal Title

      Cleft Palate Craniofac J

      Volume: (in press)

    • Related Report
      2011 Final Research Report
  • [Presentation] 骨延長器デバイスの小型化に関する研究2012

    • Author(s)
      松崎由貴,門田洋一,宇塚和夫,末永英之,佐々木健,森田剛
    • Organizer
      2012年度精密工学会春季大会
    • Place of Presentation
      首都大学東京,東京
    • Year and Date
      2012-03-14
    • Related Report
      2011 Final Research Report
  • [Presentation] 低侵襲型骨拡張デバイスの永久磁石による非接触駆動2011

    • Author(s)
      門田洋一,井上和彦,宇塚和夫、末永英之,森田剛
    • Organizer
      第23回電磁力関連のダイナミクスシンポジウム
    • Place of Presentation
      ウインクあいち,名古屋
    • Year and Date
      2011-05-18
    • Related Report
      2011 Final Research Report
  • [Presentation] 非接触電磁駆動による骨延長器の低侵襲化2010

    • Author(s)
      井上和彦,宇塚和夫,末永英之,門田洋一,森田剛
    • Organizer
      2010年度精密工学会秋季大会
    • Place of Presentation
      名古屋大学,名古屋
    • Year and Date
      2010-09-29
    • Related Report
      2011 Final Research Report
  • [Remarks]

    • URL

      http://plaza.umin.ac.jp/~oralsurg/

    • Related Report
      2011 Final Research Report

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Published: 2010-08-23   Modified: 2016-04-23  

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