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LED light can falsify pulse oximetry readings via the stroboscopic effect
Because of its simplicity, pulse oximetry plays a ubiquitous role in neonatology. Its measurements are based on the absorption of light by...
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Pulse Oximetry: The Working Principle, Signal Formation, and Applications
Pulse oximeters are routinely used in various medical-grade and consumer-grade applications. They can be used to estimate, for example, blood oxygen...
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Biosensor-Based Point-of-Care Devices: Metabolites and Pulse Oximetry
Measurements of metabolite concentrations and hemoglobin (Hb) saturation play crucial roles in patient care both inside and outside the clinic....
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The Dewey Monitor: Pulse Oximetry can Warn of Hypoxia in an Immersed Rebreather Diver in Multiple Scenarios
Divers who wish to prolong their time underwater while carrying less equipment often use devices called rebreathers, which recycle the gas expired...
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Review of the world market for pulse oximeter medical devices
We report here an analysis of the market for medical products for determining blood oxygen saturation currently produced around the world and in...
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Empirical retinal venous pulse wave velocity using modified photoplethysmography
ObjectiveUsing the novel imaging method of high-speed modified photoplethysmography we measured the retinal venous pulse wave velocity in a single...
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Pulse oximeter bench tests under different simulated skin tones
Pulse oximeters’ (POs) varying performance based on skin tones has been highly publicised. Compared to arterial blood gas analysis, POs tend to...
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Oximetry Indices in the Management of Sleep Apnea: From Overnight Minimum Saturation to the Novel Hypoxemia Measures
Obstructive sleep apnea (OSA) is a multidimensional disease often underdiagnosed due to the complexity and unavailability of its standard diagnostic...
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Deep-Learning Model Based on Convolutional Neural Networks to Classify Apnea–Hypopnea Events from the Oximetry Signal
Automated analysis of the blood oxygen saturation (SpO2) signal from nocturnal oximetry has shown usefulness to simplify the diagnosis of obstructive...
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Prevalence of sleep-disordered breathing in Japanese children: efficiency of screening with nocturnal pulse oximetry
The purposes of this study were: (1) to confirm the prevalence of sleep-disordered breathing (SDB) in Japanese children using nocturnal pulse...
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Novel transcutaneous sensor combining optical tcPO2 and electrochemical tcPCO2 monitoring with reflectance pulse oximetry
This study investigated the accuracy, drift, and clinical usefulness of a new optical transcutaneous oxygen tension (tcPO 2 ) measuring technique,...
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Casirivimab-imdevimab neutralizing SARS-CoV-2: post-infusion clinical events and their risk factors
BackgroundCasirivimab-imdevimab has been developed to neutralize SARS-CoV-2. The global clinical trials in outpatients documented several adverse...
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An Evolving Clinical Need: Discordant Oxygenation Measurements of Intubated COVID-19 Patients
Since the first appearance of the severe acute respiratory syndrome corona virus 2 (SARS-CoV-2) earlier this year, clinicians and researchers alike...
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Artifacts classification and apnea events detection in neck photoplethysmography signals
The novel pulse oximetry measurement site of the neck is a promising location for multi-modal physiological monitoring. Specifically, in the context...
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Fabrication and Optical Characterization of Gelatin-Based Phantoms for Tissue Oximetry
Multispectral/hyperspectral imaging is one of the imaging modalities to visualize and quantify blood supply in surface tissues such as skin or...
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The risk assessment by clinical background and cephalometry for obstructive sleep apnea with CPAP indication in Japanese
Obstructive sleep apnea (OSA) is a disease characterized by a brief period of cessation or marked decline in ventilation. The standard treatment is...
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Cardiopulmonary Coupling
Cardiopulmonary coupling (CPC) is a technique that generates sleep spectrogram by calculating the cross-spectral power and coherence of heart rate...
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Contact-Free Pulse Signal Extraction from Human Face Videos: A Review and New Optimized Filtering Approach
In this chapter, we review methods for video-based heart monitoring, from classical signal processing approaches to modern deep learning methods. In...
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Monitoring Cerebral Oximetry by Near-Infrared Spectroscopy (NIRS) in Anesthesia and Critical Care: Progress and Perspectives
Noninvasive estimation of cerebral regional oxygen saturation (rScO2) by means of near-infrared spectroscopy (NIRS), first described more than...