Presentation 2011-07-08
Analysis of Respiratory Movement Using 4-Dimensional CT image
Hidenobu SUZUKI, Kazuo NOMA, Yoshiki KAWATA, Noboru NIKI, Masayoshi MIYAZAKI, Yasutaka NAKANO,
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Abstract(in English) Recent improvements in radiotherapy technology have enabled respiratory gating system. The system tracks patient's respiratory cycle using camera and reflective marker. In this study, we analyze respiratory movement of pulmonary organs and nodules using 4-dimensional chest Computed Tomography images quantitatively. Firstly, we apply automatic segmentation of pulmonary organs, lung, pulmonary blood vessel, trachea, bronchus, interlober fissure, lung lobe, rib, and spine. Secondly, lung nodules are segmented. Thirdly, volumetric variation of the organs with respiration are visualized and quantified.
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Keyword(in English) Four-dimensional CT image / Image guided radiation therapy / Respiratory movement / ventilation analysis
Paper # MBE2011-22
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Committee MBE
Conference Date 2011/7/1(1days)
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Registration To ME and Bio Cybernetics (MBE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Analysis of Respiratory Movement Using 4-Dimensional CT image
Sub Title (in English)
Keyword(1) Four-dimensional CT image
Keyword(2) Image guided radiation therapy
Keyword(3) Respiratory movement
Keyword(4) ventilation analysis
1st Author's Name Hidenobu SUZUKI
1st Author's Affiliation Institute of Technology and Science, The University of Tokushima Graduate School()
2nd Author's Name Kazuo NOMA
2nd Author's Affiliation Graduate School of Advanced Technology and Science, The University of Tokushima
3rd Author's Name Yoshiki KAWATA
3rd Author's Affiliation Institute of Technology and Science, The University of Tokushima Graduate School
4th Author's Name Noboru NIKI
4th Author's Affiliation Institute of Technology and Science, The University of Tokushima Graduate School
5th Author's Name Masayoshi MIYAZAKI
5th Author's Affiliation Osaka Medical Center for Cancer and Cardiovascular Disease
6th Author's Name Yasutaka NAKANO
6th Author's Affiliation Shiga University of Medical Science
Date 2011-07-08
Paper # MBE2011-22
Volume (vol) vol.111
Number (no) 121
Page pp.pp.-
#Pages 4
Date of Issue