Sensitivity of near infrared spectroscopy to cerebral and extra-cerebral oxygenation changes is determined by emitter-detector separation

TJ Germon, PD Evans, AR Manara, NJ Barnett… - Journal of clinical …, 1998 - Springer
Objective. To examine the effect of two emitter-detector separations (2.7 and 5.5 cm) on the
detection of changes in cerebral and extra-cerebral tissue oxygenation using near infrared …

Use of near infrared spectroscopy for the clinical monitoring of adult brain

PJ Kirkpatrick, P Smielewski, JMK Lam… - … of biomedical optics, 1996 - spiedigitallibrary.org
Adult near infrared spectroscopy (NIRS) is a potential method for noninvasively assessing
changes in cerebral oxygenation. Unlike neonatal NIRS, access of light to the adult brain …

Influence of skin blood flow and source‐detector distance on near‐infrared spectroscopy‐determined cerebral oxygenation in humans

A Hirasawa, S Yanagisawa, N Tanaka… - Clinical physiology …, 2015 - Wiley Online Library
Most near‐infrared spectroscopy (NIRS) apparatus fails to isolate cerebral oxygenation from
an extracranial contribution although they use different source‐detector distances …

Frequency-domain vs continuous-wave near-infrared spectroscopy devices: a comparison of clinically viable monitors in controlled hypoxia

DJ Davies, M Clancy, D Lighter, GM Balanos… - Journal of clinical …, 2017 - Springer
The Near-infrared spectroscopy (NIRS) has not been adopted as a mainstream monitoring
modality in acute neurosurgical care due to concerns about its reliability and consistency …

[图书][B] Oscillations in the near-infrared signal in patients with severe head injury

OSK Cheng, S Prowse, PAJ Strong - 2002 - Springer
Objectives To use a non-invasive system, near infrared spectroscopy (NIRS) to detect
oscillations in cerebral blood oxygenation in intensive care patients with severe traumatic …

Cerebral near infrared spectroscopy: emitter-detector separation must be increased

TJ Germon, PD Evans, NJ Barnett, P Wall… - British journal of …, 1999 - Elsevier
We have compared the effect of increasing optode separation (range 0.7-5.5 cm) on the
sensitivity of near infrared spectroscopy (NIRS) to discrete reductions in scalp and cerebral …

Noninvasive measurement of cerebral hemoglobin oxygen saturation using two near infrared spectroscopy approaches

V Quaresima, S Sacco, R Totaro… - Journal of biomedical …, 2000 - spiedigitallibrary.org
Spatially resolved spectroscopy (SRS) is a new near infrared spectroscopy (NIRS) method
that, using the multi-distance approach, measures local cerebral cortex hemoglobin oxygen …

In vivo validation of cerebral near-infrared spectroscopy: a review

A La Cour, G Greisen, S Hyttel-Sorensen - Neurophotonics, 2018 - spiedigitallibrary.org
We summarize the available in vivo validation of cerebral near-infrared spectroscopy (NIRS)
oximetry to inform future in vivo validation strategies. In particular, to establish a way forward …

Activation of visual cortex imaged by 24 channel near-infrared spectroscopy

K Takahashi, S Ogata, R Yamamoto… - … of biomedical optics, 2000 - spiedigitallibrary.org
Near-infrared spectroscopy (NIRS) is a noninvasive technique for continuous monitoring of
the amounts of total hemoglobin (total-Hb), oxygenated hemoglobin,(oxy-Hb) and …

A comparison of the Hamamatsu NIRO 500 and the INVOS 3100 near-infrared spectrophotometers

CD Gomersall, PL Leung, T Gin… - … and intensive care, 1998 - journals.sagepub.com
Near-infrared spectroscopy is a technique used for non-invasive measurement of cerebral
oxygenation and a number of commercial devices are currently available for use. We …