Pulse Oximetry Imaging System Using Spatially Uniform Dual Wavelength Illumination

R Muhammad, KT Htun, EE Nettey-Oppong, A Ali… - Sensors, 2023 - mdpi.com
Pulse oximetry is a non-invasive method for measuring blood oxygen saturation. However,
its detection scheme heavily relies on single-point measurements. If the oxygen saturation is …

Noninvasive method for measuring local hemoglobin oxygen saturation in tissue using wide gap second derivative near-infrared spectroscopy

DE Myers, LAD Anderson, RP Seifert… - … of biomedical optics, 2005 - spiedigitallibrary.org
A simple continuous wave near-infrared algorithm for estimating local hemoglobin oxygen
saturation in tissue (% StO 2) is described using single depth attenuation measurements at …

Mapping of calf muscle oxygenation and haemoglobin content during dynamic plantar flexion exercise by multi-channel time-resolved near-infrared spectroscopy

A Torricelli, V Quaresima, A Pifferi… - Physics in Medicine …, 2004 - iopscience.iop.org
A compact and fast multi-channel time-resolved near-infrared spectroscopy system for tissue
oximetry was developed. It employs semiconductor laser and fibre optics for delivery of …

How tissue optics influences reflectance pulse oximetry

R Graaff, ACM Dassel, WG Zijlstra, FFM De Mul… - Oxygen Transport to …, 1996 - Springer
In this paper the phenomena in tissue optics that influence reflectance pulse oximetry are
described systematically for the purpose of making the subject accessable to those who are …

New optical probe designs for absolute (self-calibrating) NIR tissue hemoglobin measurements

DM Hueber, S Fantini, AE Cerussi… - … and spectroscopy of …, 1999 - spiedigitallibrary.org
Most of the instruments reported for near infrared absorption measurements in highly
scattering media, suitable for noninvasive hemoglobin concentration measurements in living …

In vivo low-coherence spectroscopic measurements of local hemoglobin absorption spectra in human skin

N Bosschaart, DJ Faber… - … of biomedical optics, 2011 - spiedigitallibrary.org
Localized spectroscopic measurements of optical properties are invaluable for diagnostic
applications that involve layered tissue structures, but conventional spectroscopic …

Optoacoustic technique for non-invasive continuous monitoring of blood oxygenation

RO Esenaliev, KV Larin, IV Larina… - Biomedical Optical …, 2000 - opg.optica.org
Optoacoustic Technique for Non-invasive Continuous Monitoring of Blood Oxygenation Page 1
272/MFl-l Optoacoustic Technique for Non-invasive Continuous Monitoring of Blood …

Influence of overlying tissue and probe geometry on the sensitivity of a near-infrared tissue oximeter

W Feng, D Haishu, T Fenghua, Z Jun… - Physiological …, 2001 - iopscience.iop.org
In this paper, the influences of overlying tissue and detecting distance between the source
and the detector on the measurement of a tissue oximeter were discussed. The signal-noise …

Light absorption of (oxy-) hemoglobin assessed by spectroscopic optical coherence tomography

DJ Faber, EG Mik, MCG Aalders, TG van Leeuwen - Optics letters, 2003 - opg.optica.org
The combination of optical coherence tomography and spectroscopy may allow for highly
localized, quantitative measurements of tissue spectral properties. We present, for the first …

Broadband (600–1350 nm) time-resolved diffuse optical spectrometer for clinical use

SKV Sekar, A Dalla Mora, I Bargigia… - IEEE Journal of …, 2015 - ieeexplore.ieee.org
We report on the design, development, and performance assessment of a portable time-
resolved system measuring absorption and scattering spectra of highly diffusive media over …