Results 21 to 30 of about 20,121 (213)

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

open access: yes, 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   +5 more
core   +4 more sources

Assessment of Photoplethysmography Method in Extraction of Hemoglobin Concentration [PDF]

open access: yesJournal of Biomedical Physics and Engineering, 2019
Background: The importance of continuous monitoring along with rapid and accurate notification of changes in blood components such as hemoglobin concentration, especially in acute situations, encourages researchers to use non-invasive methods for ...
M Azarnoosh, H Doostdar
doaj   +1 more source

Neural Network Model Combination for Video-Based Blood Pressure Estimation: New Approach and Evaluation

open access: yesSensors, 2023
One of the most effective vital signs of health conditions is blood pressure. It has such an impact that changes your state from completely relaxed to extremely unpleasant, which makes the task of blood pressure monitoring a main procedure that almost ...
Batol Hamoud   +3 more
doaj   +1 more source

Demonstrating the Applicability of Smartwatches in PM2.5 Health Impact Assessment

open access: yesSensors, 2021
Smartwatches are being increasingly used in research to monitor heart rate (HR). However, it is debatable whether the data from smartwatches are of high enough quality to be applied in assessing the health impacts of air pollutants. The objective of this
Ming-Chien Mark Tsou   +2 more
doaj   +1 more source

Comparison of cuffless blood pressure measurement using an electrocardiogram monitor with photoplethysmography function with measurement by the Korotkov method: a pilot study

open access: yesСеченовский вестник, 2021
The aim. To evaluate the reliability of blood pressure (BP) measurement results using a cuffless blood pressure device (CardioQVARK®) in comparison with the values obtained using the Korotkov method.Materials and methods. An observational cross-sectional
N. A. Gogiberidze   +6 more
doaj   +1 more source

On the filtering of photoplethysmography signals [PDF]

open access: yes, 2014
© 2014 IEEE. Recently there has been renewed interest in the application of photoplethysmography signals for cardiovascular disease assessment. Photoplethysmography signals are acquired non-invasively using visible and infrared light passed through the ...
Awodeyi, AE, Ghavami, M, Alty, SR
core   +1 more source

Opportunities for photoplethysmography in public health

open access: yes, 2022
An overview of the most promising opportunities to use photoplethysmography in public health. The talk introduces photoplethysmography, covering the physiological and technical fundamentals.
Peter H Charlton
core   +1 more source

Three-wavelength SPAD-based photoplethysmography

open access: yes, 2022
Continuous and real-time monitoring of cardiorespiratory signals by portable and accurate instrumentation is very important for the early diagnosis of cardiovascular diseases.
Faini, Andrea   +4 more
core   +2 more sources

Variance Analysis of Photoplethysmography for Blood Pressure Measurement [PDF]

open access: yes, 2017
The emergence of photoplethysmography for blood pressure estimation is offering a more convenient method. The elements of photoplethysmography waveform is crucial for blood pressure measurement.
Ramli, Kalamullah; Universitas Indonesia   +1 more
core   +1 more source

Heart Rate Validity of a Photoplethysmography Fitness Device During Sustained Isometric Contractions [PDF]

open access: yes
The aim of this study was to evaluate the validity of heart rate (HR) measurements by a photoplethysmography (PPG) fitness device during a sustained isometric contraction that models resistance training.
Jason Wesley Thomas
core   +1 more source

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