Near-infrared light propagation in an adult head model. I. Modeling of low-level scattering in the cerebrospinal fluid layer

E Okada, DT Delpy - Applied optics, 2003 - opg.optica.org
Adequate modeling of light propagation in a human head is important for quantitative near-
infrared spectroscopy and optical imaging. The presence of a nonscattering cerebrospinal …

Wavelength dependence of the differential pathlength factor and the log slope in time-resolved tissue spectroscopy

M Essenpreis, M Cope, CE Elwell, SR Arridge… - Optical Imaging of Brain …, 1993 - Springer
The monitoring of tissue oxygenation by the technique of near infrared spectroscopy (NIRS)
was first described by Jöbsis in 1977 (Jöbsis, 1977). The technique relies upon the relative …

Time-resolved spectrally constrained method for the quantification of chromophore concentrations and scattering parameters in diffusing media

C D'Andrea, L Spinelli, A Bassi, A Giusto, D Contini… - Optics express, 2006 - opg.optica.org
We have devised and experimentally validated, on tissue-simulating phantoms and in vivo,
a time-resolved spectral fitting analysis for direct assessment of chromophore concentrations …

In vitro determination of normal and neoplastic human brain tissue optical properties using inverse adding-doubling

SC Gebhart, WC Lin… - Physics in Medicine & …, 2006 - iopscience.iop.org
To complement a project towards the development of real-time optical biopsy for brain tissue
discrimination and surgical resection guidance, the optical properties of various brain …

[引用][C] Biomedical applications of light scattering

A Wax, V Backman - 2009 - McGraw Hill Professional

Tissue characterization and imaging using photon density waves

LO Svaasand, BJ Tromberg, RC Haskell… - Optical …, 1993 - spiedigitallibrary.org
The optical properties of brain tissues have been evaluated by measuring the phase velocity
and attenuation of harmonically modulated light. The phase velocity for photon density …

Influence of a superficial layer in the quantitative spectroscopic study of strongly scattering media

MA Franceschini, S Fantini, LA Paunescu, JS Maier… - Applied …, 1998 - opg.optica.org
We have experimentally investigated the meaning of the effective optical absorption
[μ_a^(eff)] and the reduced scattering [μ_s′^(eff)] coefficients measured on the surfaces of …