Stable tissue-simulating phantoms with various water and lipid contents for diffuse optical spectroscopy
Author(s) -
Etsuko Ohmae,
Nobuko Yoshizawa,
Kenji Yoshimoto,
Maho Hayashi,
Hiroko Wada,
T. Mimura,
Hiroaki Suzuki,
Shu Homma,
Norihiro Suzuki,
Hiroyuki Ogura,
Hatsuko Nasu,
Harumi Sakahara,
Yutaka Yamashita,
Yukio Ueda
Publication year - 2018
Publication title -
biomedical optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.362
H-Index - 86
ISSN - 2156-7085
DOI - 10.1364/boe.9.005792
Subject(s) - imaging phantom , diffuse optical imaging , materials science , spectroscopy , optics , absorption (acoustics) , diffuse reflectance infrared fourier transform , nuclear magnetic resonance , diffuse reflection , light scattering , biomedical engineering , scattering , chemistry , tomography , physics , medicine , biochemistry , quantum mechanics , photocatalysis , catalysis , composite material
We introduced a method for producing solid phantoms with various water-to-lipid ratios that can simulate the absorption, and to some extent the scattering characteristics of human breast tissue. We also achieved phantom stability for a minimum of one month by solidifying the emulsion phantoms. The characteristics of the phantoms were evaluated using the six-wavelength time-domain diffuse optical spectroscopy (TD-DOS) system we developed to measure water and lipid contents and hemoglobin concentration. The TD-DOS measurements were validated with a magnetic resonance imaging system.
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