Results 31 to 40 of about 17,709 (302)

Three-wavelength SPAD-based photoplethysmography [PDF]

, 2022
Continuous and real-time monitoring of cardiorespiratory signals by portable and accurate instrumentation is very important for the early diagnosis of cardiovascular diseases.
Castiglioni P., Rinaldi R., Villa F., Cusini I., Faini A.   +4 more
core   +3 more sources

Photoplethysmography factors associated with undiagnosed hypertension in men with low and moderate cardiovascular risk

Кардиоваскулярная терапия и профилактика, 2023
Aim. To study the functional state of the terminal arteries and arterioles of the skin using photoplethysmography (PPG) in men with hypertension (HTN) of low and moderate cardiovascular risk (CVR) and to identify morphofunctional diagnostic criteria ...
A. I. Korolev, A. A. Fedorovich, A. Yu. Gorshkov, M. G. Chashchin, V. A. Dadaeva, M. A. Mikhailova, K. V. Omelyanenko, A. V. Strelkova, O. M. Drapkina   +8 more
doaj   +1 more source

Synchronized wearables for the detection of hemodynamic states via electrocardiography and multispectral photoplethysmography

Nature Biomedical Engineering, 2023
Cardiovascular health is typically monitored by measuring blood pressure. Here we describe a wireless on-skin system consisting of synchronized sensors for chest electrocardiography and peripheral multispectral photoplethysmography for the continuous ...
Daniel Franklin, A. Tzavelis, Jong Yoon Lee, Ha Uk Chung, J. Trueb, Hany M Arafa, Sung Soo Kwak, Ivy Huang, Yiming Liu, Megh Rathod, Jonathan Wu, Haolin Liu, Changsheng Wu, Jay A. Pandit, Faraz S Ahmad, Patrick M McCarthy, J. A. Rogers   +16 more
semanticscholar   +1 more source

Super-Resolution Convolutional Network for Image Quality Enhancement in Remote Photoplethysmography based Heart Rate Estimation [PDF]

, 2022
Heart rate (HR) is one of the important vital parameters of the human body and understanding this vital sign provides key insights into human wellness.
Smera Premkumar, K., Jude Hemanth, D., Chaussalet, T.J., Kapetanios, D.E., Angelopoulou, A.   +4 more
core   +1 more source

Central Sleep Apnea Detection by Means of Finger Photoplethysmography

IEEE Journal of Translational Engineering in Health and Medicine, 2023
Obstructive Sleep Apnea (OSA) and Central Sleep Apnea (CSA) are two types of Sleep Apnea (SA) with different etiologies and treatment options. Home sleep apnea testing based on photoplethysmography-derived peripheral arterial tonometry (PAT HSAT) has ...
Frederik Massie, Steven Vits, Ani Khachatryan, Bart Van Pee, Johan Verbraecken, Jeroen Bergmann   +5 more
doaj   +1 more source

Establishing best practices in photoplethysmography signal acquisition and processing [PDF]

, 2022
Photoplethysmography is now widely utilised by clinical devices such as pulse oximeters, and wearable devices such as smartwatches. It holds great promise for health monitoring in daily life.
Charlton, Peter H, Charlton, P. H., Pilt, K., Kyriacou, Panicos A, Pilt, Kristjan, Kyriacou, P. A.   +5 more
core   +1 more source

GPT-PPG: a GPT-based foundation model for photoplethysmography signals [PDF]

Physiological Measurement
Objective. This study aims to introduce a novel generative pre-trained transformer (GPT)-based foundation model specifically tailored to photoplethysmography (PPG) signals, enabling effective adaptation to various downstream biomedical tasks.
Zhaoliang Chen, C. Ding, Saurabh Kataria, Runze Yan, Minxiao Wang, Randall J. Lee, Xiao Hu   +6 more
semanticscholar   +1 more source

Recent Progress in Flexible and Wearable All Organic Photoplethysmography Sensors for SpO2 Monitoring

Advancement of science, 2023
Flexible and wearable biosensors are the next‐generation healthcare devices that can efficiently monitor human health conditions in day‐to‐day life. Moreover, the rapid growth and technological advancements in wearable optoelectronics have promoted the ...
Jostin Vinroy Dcosta, Daniel Ochoa, S. Sanaur   +2 more
semanticscholar   +1 more source

Wearable photoplethysmography devices [PDF]

, 2021
A diagram showing the following wearable photoplethysmography devices: Upper row shows the devices: Polar OH1 (attached to goggles), Polar OH1 (attached to armband), Withings ScanWatch, Samsung Galaxy Watch Active 2, Fossil Gen 5 Smartwatch.
Vaidotas Marozas, Peter H Charlton
core   +1 more source

Deep learning classification of systemic sclerosis from multi-site photoplethysmography signals

Frontiers in Physiology, 2023
Introduction: A pilot study assessing a novel approach to identify patients with Systemic Sclerosis (SSc) using deep learning analysis of multi-site photoplethysmography (PPG) waveforms (“DL-PPG”).Methods: PPG recordings having baseline, unilateral arm ...
Sadaf Iqbal, Sadaf Iqbal, Jaume Bacardit, Bridget Griffiths, John Allen, John Allen, John Allen   +6 more
doaj   +1 more source