Presentation 1993/11/26
Feasibility of trans-body imaging of physiological functions with light : Analysis of transillumination images of rat brain
Mitsuhiro Mouri, Koichi Shimizu, Katsuyuki Yamamoto,
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Abstract(in English) With the view toward the non-invasive imaging of biological functions with light,a fundamental study has been conducted.Using a near-infrared light,the transilumination images of the head of a ra were obtained.The change in the image was investigated,when the oxygen fraction of inhalation gas was changed and when the brain circulation was changed by occluding the carotid artery.It was found that the changes in the brain blood volume and in the brain oxygenation state can be detected using multiple wavelengths of light.Further,the spatial distribution of these changes can be visualized in the transillumination images of a brain.Through this study,the feasibility of optical trans-body imaging of physiological functions was verified.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) noninvasive measurement / brain function measurement / infrared light / biological measurement / applied optics / medical measurement
Paper # MBE93-90
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Committee MBE
Conference Date 1993/11/26(1days)
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Paper Information
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) Feasibility of trans-body imaging of physiological functions with light : Analysis of transillumination images of rat brain
Sub Title (in English)
Keyword(1) noninvasive measurement
Keyword(2) brain function measurement
Keyword(3) infrared light
Keyword(4) biological measurement
Keyword(5) applied optics
Keyword(6) medical measurement
1st Author's Name Mitsuhiro Mouri
1st Author's Affiliation Department of Bioengineering,Faculty of Engineering,Hokkaido University()
2nd Author's Name Koichi Shimizu
2nd Author's Affiliation Department of Bioengineering,Faculty of Engineering,Hokkaido University
3rd Author's Name Katsuyuki Yamamoto
3rd Author's Affiliation Department of Bioengineering,Faculty of Engineering,Hokkaido University
Date 1993/11/26
Paper # MBE93-90
Volume (vol) vol.93
Number (no) 356
Page pp.pp.-
#Pages 6
Date of Issue