Quantitative evaluation of the relative contribution ratio of cerebral tissue to near-infrared signals in the adult human head: a preliminary study
S Kohri, Y Hoshi, M Tamura, C Kato… - Physiological …, 2002 - iopscience.iop.org
… evaluate the contribution ratio of the partial mean pathlength of cerebral tissue to the … ,
then, we could estimate the contribution ratio of the cerebral tissue to optical signals at the …
then, we could estimate the contribution ratio of the cerebral tissue to optical signals at the …
Arterial and venous contributions to near-infrared cerebral oximetry
HM Watzman, CD Kurth, LM Montenegro… - The Journal of the …, 2000 - pubs.asahq.org
… in arterial/venous ratios and that the ratio does not change … calculation of the cerebral
arterial/venous ratio. Biologic factors … tissue is minimal, 24with the result that our calculation of the …
arterial/venous ratio. Biologic factors … tissue is minimal, 24with the result that our calculation of the …
Cerebral arterial and venous contributions to tissue oxygenation index measured using spatially resolved spectroscopy in newborn lambs
FY Wong, T Alexiou, T Samarasinghe… - The Journal of the …, 2010 - pubs.asahq.org
… oxygenation index (TOI, %) which reflects mixed cerebral arterial and venous oxygenations.
… cerebral arterial to venous volume ratio [A:V ratio]) in the newborn lamb brain using cerebral …
… cerebral arterial to venous volume ratio [A:V ratio]) in the newborn lamb brain using cerebral …
Short-term apparent brain tissue changes are contributed by cerebral blood flow alterations
… While we showed evidence of the non-structural contribution to the short-term sMRI-derived
apparent tissue changes, our data can not be over-explained to exclude the existence of …
apparent tissue changes, our data can not be over-explained to exclude the existence of …
Quantifying cerebral hypoxia by near-infrared spectroscopy tissue oximetry: the role of arterial-to-venous blood volume ratio
MB Rasmussen, VR Eriksen… - … of biomedical optics, 2017 - spiedigitallibrary.org
… Thus, cerebral NIRS oximetry responded poorly to changes in tissue oxygenation during
hypotension induced by decreased preload. An increase in the AV-ratio during hypotension …
hypotension induced by decreased preload. An increase in the AV-ratio during hypotension …
Cerebral hemodynamics evaluation by near-infrared time-resolved spectroscopy: correlation with simultaneous positron emission tomography measurements
E Ohmae, Y Ouchi, M Oda, T Suzuki, S Nobesawa… - Neuroimage, 2006 - Elsevier
… , although optical signal from cerebral tissue could be caught … contribution ratios of
intracerebral tissue to observed absorption change based on diffusion theory. The contribution ratios …
intracerebral tissue to observed absorption change based on diffusion theory. The contribution ratios …
Quantitative evaluation of deep and shallow tissue layers' contribution to fNIRS signal using multi-distance optodes and independent component analysis
… To quantify the effect of absorption changes in the deep tissue (cerebral) and shallow tissue
(scalp, skin) layers on functional near-infrared spectroscopy (fNIRS) signals, a method using …
(scalp, skin) layers on functional near-infrared spectroscopy (fNIRS) signals, a method using …
Relative contributions of brain and cervical cord pathology to multiple sclerosis disability: a study with magnetisation transfer ratio histogram analysis
M Rovaris, M Bozzali, G Santuccio… - Journal of Neurology …, 2000 - jnnp.bmj.com
… CONCLUSIONS This study shows that the extent and severity of tissue damage in the brain
and cervical cord are both relevant to determine disability in multiple sclerosis and that the …
and cervical cord are both relevant to determine disability in multiple sclerosis and that the …
Tissue factor contributes to microvascular defects after focal cerebral ischemia.
WS Thomas, E Mori, BR Copeland, JQ Yu… - Stroke, 1993 - Am Heart Assoc
… Conclusions: These results indicate that tissue factor-mediated events may also contribute
to no-reflow in noncapillary microvessels after focal cerebral ischemia. (Stroke 1993;24:847-…
to no-reflow in noncapillary microvessels after focal cerebral ischemia. (Stroke 1993;24:847-…
Three physiological components that influence regional cerebral tissue oxygen saturation
E Suppan, G Pichler, C Binder-Heschl… - Frontiers in …, 2022 - frontiersin.org
… contribution to rcStO2 is commonly rounded to the 25:75 ratio, the largest in vivo study
conducted in neonates and young children showed an average, relatively constant ratio … A:V ratio …
conducted in neonates and young children showed an average, relatively constant ratio … A:V ratio …
相关搜索
- regional cerebral tissue oxygen saturation
- cerebral tissue relative contribution ratio
- cerebral tissue factor mediated reperfusion damage
- cerebral tissue oxygenation monitoring
- newborn piglets cerebral tissue oxygen saturation
- blood volume ratio cerebral hypoxia
- cerebral hemodynamics tissue oxygenation
- tissue oxygenation index cerebral blood flow
- cerebral oxygenation fractional tissue oxygen extraction
- focal cerebral ischemia tissue factor
- near infrared signals relative contribution ratio
- absolute quantification cerebral tissue oxygen saturation
- quantitative evaluation relative contribution ratio
- preliminary study relative contribution ratio
- blood volume ratio spectroscopy tissue oximetry
- newborn brain cerebral tissue oxygen saturation