Real-time realizable mobile imaging photoplethysmography [PDF]
Scientific Reports, 2022 Photoplethysmography imaging (PPGI) sensors have attracted a significant amount of attention as they enable the remote monitoring of heart rates (HRs) and thus do not require any additional devices to be worn on fingers or wrists.
Hooseok Lee +5 more
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Frame Registration for Motion Compensation in Imaging Photoplethysmography [PDF]
Sensors, 2018 Imaging photoplethysmography (iPPG) is an emerging technology used to assess microcirculation and cardiovascular signs by collecting backscattered light from illuminated tissue using optical imaging sensors.
Dmitry Iakovlev +2 more
doaj +5 more sources
Innovative approaches in imaging photoplethysmography for remote blood oxygen monitoring [PDF]
Scientific ReportsPeripheral Capillary Oxygen Saturation (SpO2) has received increasing attention during the COVID-19 pandemic. Clinical investigations have demonstrated that individuals afflicted with COVID-19 exhibit notably reduced levels of SpO2 before the ...
Shangwei Zhu +4 more
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A Survey of Photoplethysmography and Imaging Photoplethysmography Quality Assessment Methods
Applied Sciences, 2022 Photoplethysmography is a method to visualize the variation in blood volume within tissues with light. The signal obtained has been used for the monitoring of patients, interpretation for diagnosis or for extracting other physiological variables (e.g ...
Théo Desquins +3 more
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Novel Method to Assess Endothelial Function via Monitoring of Perfusion Response to Local Heating by Imaging Photoplethysmography [PDF]
Sensors, 2022 Endothelial dysfunction is one of the most important markers of the risk of cardiovascular complications. This study is aimed to demonstrate the feasibility of imaging photoplethysmography to assess microcirculation response to local heating in order to ...
Alexei A. Kamshilin +7 more
doaj +2 more sources
Robust Imaging Photoplethysmography in Long-Distance Motion [PDF]
IEEE Photonics Journal, 2020 Imaging photoplethysmography (IPPG) enables contactless physiological parameters monitoring using a regular video camera, which led to an increasing interest in video health monitoring.
LingQin Kong +6 more
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Contactless assessment of heart rate in neonates within a clinical environment using imaging photoplethysmography [PDF]
Frontiers in PediatricsIntroductionIn neonatology, the accurate determination of vital parameters plays a pivotal role in monitoring critically ill newborns and premature infants, as well as aiding in disease diagnosis.
Libor Svoboda +4 more
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Contactless Cardiovascular Assessment by Imaging Photoplethysmography: A Comparison with Wearable Monitoring [PDF]
Sensors, 2023 Despite the notable recent developments in the field of remote photoplethysmography (rPPG), extracting a reliable pulse rate variability (PRV) signal still remains a challenge.
Valerie A. A. van Es +3 more
doaj +2 more sources
Modified Allen Test Assessment via Imaging Photoplethysmography
Current Directions in Biomedical Engineering, 2023 The modified Allen test (MAT) is a widely used tool to examine the perfusion capacities of the arteries (ulnar or radial) of the hand. In clinical practice, MAT is utilized to ensure that in the event of occlusion, remaining vessels guarantee sufficient ...
Kossack Benjamin +5 more
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Spatial averaging method based on adaptive weight for imaging photoplethysmography. [PDF]
J Biomed Opt, 2023 Imaging photoplethysmography (iPPG) is a non-contact measuring technology for several physiological parameters reflecting personal health status without a special sensor. However, the pulse signal obtained using the iPPG usually is contaminated by various noises, and the intensity of the interesting pulse signal is relatively weak compared to the ...
Ryu J +5 more
europepmc +3 more sources