Simulation of articulation and swallowing disorders by cine MRI

2008 Fiscal Year Final Research Report

• Project/Area Number: 19592316
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Surgical dentistry
• Research Institution: Showa University
• Principal Investigator: SUZUKI Noriko Showa University, 歯学部・顎口腔疾患制御外科学教室, 兼任講師 (10112731)
• Co-Investigator(Renkei-kenkyūsha): TOU Takeshi 北陸先端科学技術大学院大学, 情報科学科, 教授 (80334796) ; AKAGI Masato 北陸先端科学技術大学院大学, 情報科学科, 教授 (20242571) ; ISHIMOTO Yuuichi 東京工科大, メデイア学部, 助手 (50409786) ; SUGIYAMA Tomomi 昭和大学, 歯学部, 助教 (20433823)
• Project Period (FY): 2007 – 2009
• Keywords: 口腔外科学一般

Research Abstract

口腔疾患による異常な構音の動態をMRIムービーを用いて3次元的な動画像を構築した後、共同研究によってシミュレーションモデルの作成を行った。その結果、舌切除症例からの動態解析結果とJAISTで遂行した舌筋モデルは関連し、これらの結果を臨床の治療に生かすことによって口腔疾患の治療のQOLの向上に貢献できることが示唆され、本法は構音障害・嚥下障害の診断に役立てることが可能であると考えられた。

Research Products

• [Journal Article] 3次元生理学的舌モデルを用いた舌の健常児及び部分切除手術後の運動に関する研究 (2009)
  • Author(s): 藤田覚
  • Journal Title: 北陸先端科学技術大学院大学博士論文
• [Journal Article] Estimation of Movement after Glossectomy based on 3D Physiological Tongue Model (2008)
  • Author(s): S. Fujita
  • Journal Title: Proceedings of the Forth B-J-K Synposium on Biomechanic Pages: 11-77-78
• [Journal Article] MRI-based Study on Morphological and Acoustic Properties of Mandarin Sustained Vowels (2008)
  • Author(s): G. WANG, T. KITAMURA, X. LU, J. DANG, J. KONG
  • Journal Title: J. Signal Processing Vol.12, No.4 Pages: 311-314
• [Journal Article] A computational Tongue Model and its Clinical Application (2007)
  • Author(s): S. Fujita, J. Dang, N. Suzuki, et.al.
  • Journal Title: Oral science international Vol.4, No.2 Pages: 97-109
  • Peer Reviewed
• [Journal Article] A model-based investigation on activation of the tongue muscles in vowel production
  • Author(s): Qiang Fang, Satoru Fujita, Xugang Lu, Jianwu Dang
  • Journal Title: Acoustics of Science and Technology (in press)
• [Journal Article] Investigation of functions of tongue muscles for model control
  • Author(s): Fang, Q., Fujita, S., and Dang, J.
  • Journal Title: Journal of Chinese Phonetics (in press)
• [Presentation] Feedforward control of a 3D physiological articulatory model for the investigation of speech production (2009)
  • Author(s): rdFang, Q., Nishikido, A., Dang, J., and Ho, T.B.
  • Organizer: Proc. NCSP09, 169-172
  • Place of Presentation: Hawaii, USA
  • Year and Date: 20090300
• [Presentation] Forward control of a 3D physiological articulatory model for the investigation of speech production (2009)
  • Author(s): Fang, Q., Nishikido, A., and Dang, J.
  • Organizer: International symposium on biomechanical and physiological modeling and speech science
  • Place of Presentation: Kanazawa, II, 72-77
  • Year and Date: 20090200
• [Presentation] Estimation of Vocal Tract Area Function for Mandarin Vowel Sequences Using MRI (2008)
  • Author(s): Wang, G., Dang, J., Kong, J.
  • Organizer: InterSpeech2008, pp.1182-1185
  • Place of Presentation: Brisbane, Australia
  • Year and Date: 20080900
• [Presentation] A model based investigation of activation patterns of the tongue muscles for vowel production (2008)
  • Author(s): Q. Fang, S. Fujita, X. Lu, J. Dang
  • Organizer: InterSpeech2008, pp.2298-2301
  • Place of Presentation: Brisbane, Australia
  • Year and Date: 20080900
• [Presentation] Vocal tract normalization in articulatory space using thin-plate spline method (2008)
  • Author(s): Jianguo Wei and Jianwu Dang
  • Organizer: the second ASA-EAA joint conference Acoustics'08 Paris
  • Place of Presentation: 6135-6140
  • Year and Date: 20080600
• [Presentation] A Study of Mandarin Chinese Using X-ray and MRI (2008)
  • Author(s): Wang, G., Lu, X., Dang, J., Bao, H., Kong, J.
  • Organizer: The 8th Phonetics Conference of China and the International Symposium on Phonetics Frontiers (PCC2008 & ISPF2008)
  • Place of Presentation: Beijing, (The Best Student Paper Award)
  • Year and Date: 20080400