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Construction of optical CT system for evaluation of polymer gel dosimeters

Research Project

Project/Area Number 24601012
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field 医学物理学・放射線技術学
Research InstitutionIbaraki Prefectural University of Health Science

Principal Investigator

Kawamura Hiraku  茨城県立医療大学, 保健医療学部, 助教 (80424050)

Research Collaborator TAKANASHI TAKAOKI  茨城県立医療大学, 保健医療学部, 嘱託助手
SHIMADA YOSHIKAZU  茨城県立医療大学, 保健医療学部, 嘱託助手
Project Period (FY) 2012-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000)
Fiscal Year 2014: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2013: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2012: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
Keywordsポリマーゲル線量計 / 光断層装置 / 画像再構成 / 吸収線量応答特性 / レーザー
Outline of Final Research Achievements

In this study, we constructed Optical Computed Tomography(OCT) system for evaluation of polymer gel dosimeters. The OCT system is composed of He-Ne laser for light source, photo diode for detector, and rotate and linear motion stages. The system was scanned with light source. The detector in system was measured permeation light through gel dosimeter from light source. Acquired transmission data per angle was reconstructed using Filtered back-projection method. The reconstructed images of irradiated polymer gels were represented inner structure for tomographic images of irradiated gels. The system is useful for efficient quantitative measurements and high spatial resolution acquition for evaluation of polymer gel dosimeter.

Report

(5 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (16 results)

All 2015 2014 2013 2012

All Journal Article (7 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 2 results,  Open Access: 1 results,  Acknowledgement Compliant: 1 results) Presentation (9 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] Investigation of the temperature dependency with scanning MRI of the polymer gels.2015

    • Author(s)
      Kawamura H, Shinoda K, Fuse H, Monma M, Ishimori Y, Miyamoto K, Sato H, Sakae T
    • Journal Title

      15th AOCMP proceedings

      Volume: 1 Pages: 110-111

    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Journal Article] Polymer gel dosimetry for neutron beam in the Neutron Exposure Accelerator System for Biological Effect Experiments (NASBEE)2015

    • Author(s)
      H Kawamura, H Sato, T Hamano, M Suda and H Yoshii
    • Journal Title

      Journal of Physics: Conference Series

      Volume: 573 Pages: 1-4

    • DOI

      10.1088/1742-6596/573/1/012068

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Investigation of Polymer Gel Dosimetry for Small Circular Irradiated Fields2013

    • Author(s)
      川村 拓,篠田 和哉,宮本 勝美,榮 武二,門間 正彦,松村 明
    • Journal Title

      Japanese Journal of Radiological Technology

      Volume: 69 Issue: 9 Pages: 933-943

    • DOI

      10.6009/jjrt.2013_JSRT_69.9.933

    • NAID

      10031192671

    • ISSN
      0369-4305, 1881-4883
    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Comparison between polymer gel dosimetry and calculated dose with small field in stereotactic irradiation2013

    • Author(s)
      H Kawamura, K Shinoda, H Fuse, T Terunuma, K Miyamoto, T Sakae and A Matsumura
    • Journal Title

      Journal of Physics

      Volume: 444 Pages: 1-5

    • DOI

      10.1088/1742-6596/444/1/012031

    • Related Report
      2013 Research-status Report
  • [Journal Article] Application of a PAGAT/MgCl2 gel for dose measurements in a 150 MeV proton beam2013

    • Author(s)
      T Tominaga, S Hayashi, S Usui, H Kawamura and K Katahira
    • Journal Title

      Journal of Physics

      Volume: 444 Pages: 1-4

    • DOI

      10.1088/1742-6596/444/1/012057

    • Related Report
      2013 Research-status Report
  • [Journal Article] Dose-response measurement in gel dosimeter using various imaging modalities2013

    • Author(s)
      T Fujibuchi, H Kawamura, K Yamanashi, A Hiroki, S Yamashita, M Taguchi, Y Sato, K Mimura, H Ushiba and T Okihara
    • Journal Title

      Journal of Physics

      Volume: 444 Pages: 1-4

    • DOI

      10.1088/1742-6596/444/1/012089

    • Related Report
      2013 Research-status Report
  • [Journal Article] Comparison of the influence of inorganic salts on the NMR dose sensitivity of polyacrylamide-based gel dosimeter2013

    • Author(s)
      S-I Hayashi, H Kawamura, S Usui and T Tominaga
    • Journal Title

      Journal of Physics

      Volume: 444 Pages: 1-4

    • DOI

      10.1088/1742-6596/444/1/012094

    • Related Report
      2013 Research-status Report
  • [Presentation] 2次元センサーを用いた低価格光学CT装置の試作2015

    • Author(s)
      高梨宇宙,川村 拓,嶋田芳和,阿部慎司,佐藤 斉,佐藤裕一
    • Organizer
      第4回3次元ゲル線量計研究会
    • Place of Presentation
      tokyo
    • Year and Date
      2015-11-28
    • Related Report
      2015 Annual Research Report
  • [Presentation] Investigation of the temperature dependency with scanning MRI of the polymer gels.2015

    • Author(s)
      Kawamura H, Shinoda K, Fuse H, Monma M, Ishimori Y, Miyamoto K, Sato H, Sakae T
    • Organizer
      The 15th Asia-Oceania Congress of Medical Physics
    • Place of Presentation
      Xi’an
    • Year and Date
      2015-11-05
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ポリマーゲル線量評価用光学CTシステムの試作2014

    • Author(s)
      川村拓、高梨宇宙、阿部慎司、佐藤斉
    • Organizer
      第3回 3次元(3D)ゲル線量計研究会
    • Place of Presentation
      名古屋大学東山キャンパス 野依記念学術交流館
    • Year and Date
      2014-11-19
    • Related Report
      2014 Research-status Report
  • [Presentation] Temperature dependence of polymer gel during measurement with MRI2014

    • Author(s)
      H.Kawamura, K.Shinoda, T.Kobayashi, M.Monma, Y.Ishimori, K.Miyamoto, H.Sato, T. Sakae
    • Organizer
      The 107th Scientific Meeting of the Japan Society of Medical Physics
    • Place of Presentation
      パシフィコ横浜
    • Year and Date
      2014-04-12
    • Related Report
      2014 Research-status Report
  • [Presentation] ポリマーゲル線量計における無機塩の効果2013

    • Author(s)
      林慎一郎,川村拓,笛吹修治,富永孝宏
    • Organizer
      第50回 アイソトープ・放射線研究発表会
    • Place of Presentation
      東京大学弥生講堂
    • Related Report
      2013 Research-status Report
  • [Presentation] 定位放射線照射時におけるポリマーゲル線量計を用いたγ解析2012

    • Author(s)
      川村拓,篠田和哉,布施拓,照沼利之,榮 武二,宮本勝美
    • Organizer
      日本医学物理学会第104回学術大会
    • Place of Presentation
      つくば国際会議場
    • Related Report
      2012 Research-status Report
  • [Presentation] ポリマーゲル線量計の温度依存性2012

    • Author(s)
      遠藤隆紀,石森佳幸,川村拓
    • Organizer
      平成24年度関東甲信越診療放射線技師学術大会
    • Place of Presentation
      栃木県総合文化センター
    • Related Report
      2012 Research-status Report
  • [Presentation] Dose–response measurement in a gel dosimeter using various imaging modalities.2012

    • Author(s)
      T Fujibuchi, H Kawamura, K Yamanashi, A Hiroki, S Yamashita, M Taguchi, Y Sato, K Mimura , H Ushiba
    • Organizer
      7th international conference on 3D radiation dosimetry
    • Place of Presentation
      Shangri La Hotel, Sydney
    • Related Report
      2012 Research-status Report
  • [Presentation] Comparison between polymer gel dosimetry and calculated dose with small field in stereotactic irradiation2012

    • Author(s)
      H Kawamura, K Shinoda, H Fuse, T Terunuma, K Miyamoto, T Sakae, and A Matsumura
    • Organizer
      7th international conference on 3D radiation dosimetry
    • Place of Presentation
      Shangri La Hotel, Sydney
    • Related Report
      2012 Research-status Report

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

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