Non-invasive neuroimaging using near-infrared light

G Strangman, DA Boas, JP Sutton - Biological psychiatry, 2002 - Elsevier
This article reviews diffuse optical brain imaging, a technique that employs near-infrared
light to non-invasively probe the brain for changes in parameters relating to brain function …

Beyond the visible—imaging the human brain with light

H Obrig, A Villringer - Journal of Cerebral Blood Flow & …, 2003 - journals.sagepub.com
Optical approaches to investigate cerebral function and metabolism have long been applied
in invasive studies. From the neuron cultured in vitro to the exposed cortex in the human …

A quantitative comparison of simultaneous BOLD fMRI and NIRS recordings during functional brain activation

G Strangman, JP Culver, JH Thompson, DA Boas - Neuroimage, 2002 - Elsevier
Near-infrared spectroscopy (NIRS) has been used to noninvasively monitor adult human
brain function in a wide variety of tasks. While rough spatial correspondences with maps …

A NIRS–fMRI investigation of prefrontal cortex activity during a working memory task

H Sato, N Yahata, T Funane, R Takizawa, T Katura… - Neuroimage, 2013 - Elsevier
Near-infrared spectroscopy (NIRS) is commonly used for studying human brain function.
However, several studies have shown that superficial hemodynamic changes such as skin …

Spatial registration of multichannel multi-subject fNIRS data to MNI space without MRI

AK Singh, M Okamoto, H Dan, V Jurcak, I Dan - Neuroimage, 2005 - Elsevier
The registration of functional brain data to the common brain space offers great advantages
for inter-modal data integration and sharing. However, this is difficult to achieve in functional …

Factors affecting the accuracy of near-infrared spectroscopy concentration calculations for focal changes in oxygenation parameters

G Strangman, MA Franceschini, DA Boas - Neuroimage, 2003 - Elsevier
Near-infrared spectroscopy (NIRS) can be used to noninvasively measure changes in the
concentrations of oxy-and deoxyhemoglobin in tissue. We have previously shown that while …

Three dimensional Monte Carlo code for photon migration through complex heterogeneous media including the adult human head

DA Boas, JP Culver, JJ Stott, AK Dunn - Optics express, 2002 - opg.optica.org
We describe a novel Monte Carlo code for photon migration through 3D media with spatially
varying optical properties. The code is validated against analytic solutions of the photon …

Spontaneous low frequency oscillations of cerebral hemodynamics and metabolism in human adults

H Obrig, M Neufang, R Wenzel, M Kohl, J Steinbrink… - Neuroimage, 2000 - Elsevier
We investigated slow spontaneous oscillations in cerebral oxygenation in the human adult's
visual cortex. The rationale was (1) to demonstrate their detectability by near infrared …

Functional near‐infrared optical imaging: Utility and limitations in human brain mapping

Y Hoshi - psychophysiology, 2003 - Wiley Online Library
Although near‐infrared spectroscopy (NIRS) was developed as a tool for clinical monitoring
of tissue oxygenation, it also has potential for neuroimaging. A wide range of different NIRS …

Functional near infrared spectroscopy (fNIRS): an emerging neuroimaging technology with important applications for the study of brain disorders

F Irani, SM Platek, S Bunce, AC Ruocco… - The Clinical …, 2007 - Taylor & Francis
Functional near-infrared spectroscopy (fNIRS) is an emerging functional neuroimaging
technology offering a relatively non-invasive, safe, portable, and low-cost method of indirect …