Assessing hemodynamics from the photoplethysmogram to gain insights into vascular age: a review from VascAgeNet

PH Charlton, B Paliakaitė, K Pilt… - American Journal …, 2022 - journals.physiology.org
The photoplethysmogram (PPG) signal is widely measured by clinical and consumer
devices, and it is emerging as a potential tool for assessing vascular age. The shape and …

Cardiovascular assessment by imaging photoplethysmography–a review

S Zaunseder, A Trumpp, D Wedekind… - Biomedical Engineering …, 2018 - degruyter.com
Over the last few years, the contactless acquisition of cardiovascular parameters using
cameras has gained immense attention. The technique provides an optical means to …

Local group invariance for heart rate estimation from face videos in the wild

CS Pilz, S Zaunseder, J Krajewski… - Proceedings of the …, 2018 - openaccess.thecvf.com
We study the impact of prior knowledge about invariance for the task of heart rate estimation
from face videos in the wild (eg in presence of disturbing factors like rigid head motion …

A broader look: Camera-based vital sign estimation across the spectrum

CH Antink, S Lyra, M Paul, X Yu… - Yearbook of medical …, 2019 - thieme-connect.com
Objectives: Camera-based vital sign estimation allows the contactless assessment of
important physiological parameters. Seminal contributions were made in the 1930s, 1980s …

Association of remote imaging photoplethysmography and cutaneous perfusion in volunteers

S Rasche, R Huhle, E Junghans, MG de Abreu… - Scientific Reports, 2020 - nature.com
Remote imaging photoplethysmography (iPPG) senses the cardiac pulse in outer skin layers
and is responsive to mean arterial pressure and pulse pressure in critically ill patients …

Identification of posture-related syncope using head-mounted sensors

O Tzvieli, AM Frank, A Tzvieli, G Thieberger - US Patent 10,667,697, 2020 - Google Patents
Described herein are embodiments of systems and a method to identify orthostatic
hypotension and postural-orthostatic tachycardia syndrome. One system includes a head …

Plethysmographic waveform features and hemodynamic features for camera-based blood pressure estimation

G Liao, H Lu, C Shan, W Wang - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Blood pressure (BP) is a major vital sign that can indicate the cardiac function and
peripheral vascular resistance of a subject. Recent studies demonstrated the feasibility of …

Exploiting weak head movements for camera-based respiration detection

F Schrumpf, C Mönch, G Bausch… - 2019 41st Annual …, 2019 - ieeexplore.ieee.org
In recent years, considerable progress has been made in the non-contact based detection of
the respiration rate from video sequences. Common techniques either directly assess the …

[HTML][HTML] Vascular biology and microcirculation: Assessing hemodynamics from the photoplethysmogram to gain insights into vascular age: A review from VascAgeNet

PH Charlton, B Paliakaitė, K Pilt, M Bachler… - American Journal of …, 2022 - ncbi.nlm.nih.gov
The photoplethysmogram (PPG) signal is widely measured by clinical and consumer
devices, and it is emerging as a potential tool for assessing vascular age. The shape and …

Non-Contact Vision-Based Techniques of Vital Sign Monitoring: Systematic Review

L Saikevičius, V Raudonis, G Dervinis, V Baranauskas - Sensors, 2024 - mdpi.com
The development of non-contact techniques for monitoring human vital signs has significant
potential to improve patient care in diverse settings. By facilitating easier and more …