Hyperspectral imaging for non-invasive blood oxygen saturation ...
2024年2月1日 · Hyperspectral Imaging (HSI) seamlessly integrates imaging and spectroscopy, capturing both spatial and spectral data concurrently. With widespread applications in medical …
Photoplethysmography for blood volumes and oxygenation …
Photoplethysmography (PPG) is an optical technique that measures blood volume variations. The main application of dual-wavelength PPG is pulse oximetry, in which the arterial oxygen …
Raman Spectroscopy of Blood and Blood Components - PubMed
Raman spectroscopic probing of blood components and of whole blood has been on-going for more than four decades and has proven useful in applications ranging from the understanding …
Non-Invasive Monitoring of Human Health by Photoacoustic Spectroscopy
2022年2月3日 · Furthermore, this article introduces the monitoring methods for blood glucose, blood oxygen, lipid, and tumors, including differential continuous-wave photoacoustic …
Photoacoustic oximetry imaging performance evaluation using …
2024年12月2日 · Multispectral photoacoustic oximetry imaging (MPOI) is an emerging hybrid modality that enables the spatial mapping of blood oxygen saturation (SO2) to depths of …
In vitro measurements of absolute blood oxygen saturation ... - PubMed
2005年9月21日 · Pulsed photoacoustic spectroscopy was used to measure blood oxygen saturation in vitro. An optical parametric oscillator laser system provided nanosecond …
The Various Oximetric Techniques Used for the Evaluation of Blood ...
2020年8月27日 · Adequate oxygen delivery to a tissue depends on sufficient oxygen content in arterial blood and blood flow to the tissue. Oximetry is a technique for the assessment of blood …
Advancements in non-invasive hyperspectral imaging: Mapping blood …
2024年6月1日 · Our results demonstrate that the custom hyperspectral imaging system accurately mapped blood perfusion and oxygen levels in organs, showing strong agreement with pulse …
Monitoring tissue blood flow and oxygenation: a brief review of ...
This article describes promising emerging technologies developed for measuring tissue-level oxygenation or perfusion, each with its own inherent limitations. The end user must …
Photoacoustic tomography of blood oxygenation: A mini review
Fundamentally, quantifying blood oxygenation requires measurement of the PA absorption spectra of the blood. By extracting key parameters such as peak amplitudes (maximum signal …