Study on improvement of quantitativity of PET devices utilizing a new standardization method

2012 Fiscal Year Final Research Report

• Project/Area Number: 21611013
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Medical Physics/Radiological Technology
• Research Institution: National Institute of Advanced Industrial Science and Technology
• Principal Investigator: SATO Yasushi 独立行政法人産業技術総合研究所, 計測標準研究部門, 主任研究員 (90357153)
• Co-Investigator(Kenkyū-buntansha): MURAYAMA Hideo 放射線医学総合研究所, 分子イメージング研究センター, 専門業務員 (50166310) ; 織田 圭一 東京都健康長寿医療センター研究所, 神経画像研究チーム, 研究員 (70224235)
• Project Period (FY): 2009 – 2012
• Keywords: 放射線 / シミュレーション工学 / PET / 放射能絶対測定 / 定量性

Research Abstract

We developed technologies that improve radio-activity quantitativeness of tomographic images by PET devices as follows. A new standardization method of ^<22>Na sealed sources for PET devices was developed for the first time in the world. A scheme of cali

Research Products

• [Journal Article] Efficiency Fitting for TDCR measurement Data using polynomial Approximation and the Newton-Raphson method (2012)
  • Author(s): Y. Sato, T. Yamada, M. Matsumoto, Y. Wakitani, T. Hasegawa, T. Yoshimura, H. Murayama, K. Oda, T. Sato, Y. Unno, A. Yunoki
  • Journal Title: Applied Radiation and Isotopes Volume: Volume 70 Pages: 2184-2187
  • DOI: DOI:10.1016/j.apradiso.2012.02.093
  • Peer Reviewed
• [Journal Article] Monte Carlo simulation of the standardization of ^<22>Na using scintillation detector arrays (2010)
  • Author(s): Y. Sato、 H. Murayama、 T. Yamada、 T. Hasegawa、 K. Oda、 Y. Unno、 A. Yunoki
  • Journal Title: Applied Radiation and Isotopes Volume: 68 Pages: 1354-1357
  • DOI: DOI:10.1016/j.apradiso.2009.12.028
  • Peer Reviewed
• [Presentation] Efficiency Fitting for TDCR measurement Data using polynomial Approximation and the Newton-Raphson method (2011)
  • Author(s): Y. Sato
  • Organizer: International Conference on Radionuclide Metrology and its Applications
  • Place of Presentation: つくば国際会議場(茨城県)
  • Year and Date: 2011-09-21
• [Presentation] Examination of the Standardization Method for ^<22>Na Sealed Point Sources under Various Measurement Conditions (2010)
  • Author(s): Y. Sato
  • Organizer: The 2010 Nuclear Science Symposium and Medical Imaging Conference
  • Place of Presentation: Knoxville Convention Center(アメリカ合衆国)
  • Year and Date: 2010-11-02
• [Presentation] Monte Carlo simulation of the standardization of ^<22>Na using scintillation detector arrays (2009)
  • Author(s): Y. Sato
  • Organizer: International Conference on Radionuclide Metrology and its Applications
  • Place of Presentation: Slovak Institute of Metrology (スロバキア)
  • Year and Date: 2009-09-07
• [Patent(Industrial Property Rights)] 液体シンチレーションによる放射能絶対測定方法、および、放射能測定装置の校正方法 (2010)
  • Inventor(s): 佐藤泰、村山秀雄、長谷川 智之、織田圭一、山田崇裕、佐藤友彦、吉村共之
  • Industrial Property Rights Holder: 産総研、放医研、北里大学、東京都健康長寿医療センター研究所、島津製作所、日立アロカメディカル
  • Industrial Property Number: 特願 2010-188118
  • Filing Date: 2010-08-25
• [Patent(Industrial Property Rights)] 多重散乱及びパイルアップを考慮したγ線を放出する陽電子崩壊核種の放射能絶対測定方法 (2009)
  • Inventor(s): 佐藤泰、村山秀雄、長谷川智之、織田圭一、山田崇裕
  • Industrial Property Rights Holder: 産業技術総合研究所、放射線医学総合研究所、北里大学、東京都健康長寿医療センター研究所
  • Industrial Property Number: 特願 2009-200703
  • Filing Date: 2009-08-31