Presentation 1999/6/24
Theoretical and experimental study on an algorithm for quantitative measurement of tissue oxygenation using near-infrared spectroscopy
Jun Shao, Ling Lin, Masatsugu Niwayama, Nobuki Kudo, Katsuyuki Yamamoto,
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Abstract(in English) Near-infrared spectroscopy (NIRS) has been proved to be a useful technique for noninvasive monitoring of tissue oxygenation. But until now there is no clearly quantitative algorithm for tissue oxygenation measurement. We deduced a quantitative algorithm for the tissue oxygenation, based on diffusion theory. The algorithm was confirmed by tissue-like phantom experiments. The experimental results showed that the relationship between optical density and absorption coefficient can be well described by diffusion theory. The experimental results also showed that the oxygenation can be correctly calculated when the change in absorption coefficient is not too large.
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Keyword(in English) near-infrared spectroscopy / tissue oxygenation / diffusion theory / phantom / hemoglobin
Paper # MBE99-26
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Committee MBE
Conference Date 1999/6/24(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) Theoretical and experimental study on an algorithm for quantitative measurement of tissue oxygenation using near-infrared spectroscopy
Sub Title (in English)
Keyword(1) near-infrared spectroscopy
Keyword(2) tissue oxygenation
Keyword(3) diffusion theory
Keyword(4) phantom
Keyword(5) hemoglobin
1st Author's Name Jun Shao
1st Author's Affiliation Division of Biomedical Systems Engineering, Graduate School of Engineering, Hokkaido University()
2nd Author's Name Ling Lin
2nd Author's Affiliation Division of Biomedical Systems Engineering, Graduate School of Engineering, Hokkaido University
3rd Author's Name Masatsugu Niwayama
3rd Author's Affiliation Division of Biomedical Systems Engineering, Graduate School of Engineering, Hokkaido University
4th Author's Name Nobuki Kudo
4th Author's Affiliation Division of Biomedical Systems Engineering, Graduate School of Engineering, Hokkaido University
5th Author's Name Katsuyuki Yamamoto
5th Author's Affiliation Division of Biomedical Systems Engineering, Graduate School of Engineering, Hokkaido University
Date 1999/6/24
Paper # MBE99-26
Volume (vol) vol.99
Number (no) 138
Page pp.pp.-
#Pages 8
Date of Issue