Bioimpedance analysis as a tool for hemodynamic monitoring: overview, methods and challenges

G Anand, Y Yu, A Lowe, A Kalra - Physiological measurement, 2021 - iopscience.iop.org
Recent advances in hemodynamic monitoring have seen the advent of non-invasive
methods which offer ease of application and improve patient comfort. Bioimpedance …

Cuffless blood pressure monitoring from an array of wrist bio-impedance sensors using subject-specific regression models: Proof of concept

B Ibrahim, R Jafari - IEEE transactions on biomedical circuits …, 2019 - ieeexplore.ieee.org
Continuous and beat-to-beat monitoring of blood pressure (BP), compared to office-based
BP measurement, provides significant advantages in predicting future cardiovascular …

Towards estimating arterial diameter using bioimpedance spectroscopy: a computational simulation and tissue phantom analysis

Y Yu, G Anand, A Lowe, H Zhang, A Kalra - Sensors, 2022 - mdpi.com
This paper improves the accuracy of quantification in the arterial diameter-dependent
impedance variance by altering the electrode configuration. The finite element analysis was …

ImpediBands: Body coupled bio-impedance patches for physiological sensing proof of concept

K Sel, B Ibrahim, R Jafari - IEEE Transactions on Biomedical …, 2020 - ieeexplore.ieee.org
Continuous and robust monitoring of physiological signals is essential in improving the
diagnosis and management of cardiovascular and respiratory diseases. The state-of-the-art …

A survey of challenges and opportunities in sensing and analytics for risk factors of cardiovascular disorders

NC Hurley, ES Spatz, HM Krumholz, R Jafari… - ACM transactions on …, 2020 - dl.acm.org
Cardiovascular disorders cause nearly one in three deaths in the United States. Short-and
long-term care for these disorders is often determined in short-term settings. However, these …

An arterial compliance sensor for cuffless blood pressure estimation based on piezoelectric and optical signals

CY Guo, HC Chang, KJ Wang, TL Hsieh - Micromachines, 2022 - mdpi.com
Objective: Blood pressure (BP) data can influence therapeutic decisions for some patients,
while non-invasive devices that continuously monitor BP can provide patients with a more …

Wrist photo-plethysmography and bio-impedance sensor for cuff-less blood pressure monitoring

VP Rachim, TH Huynh, WY Chung - 2018 Ieee Sensors, 2018 - ieeexplore.ieee.org
A multimodal wrist sensor system is proposed in this paper for a wearable reflectance photo-
plethysmography (PPG) and impedance-plethysmography (IPG) biomedical data sensing. A …

A meta-learning approach for fast personalization of modality translation models in wearable physiological sensing

A Akbari, J Martinez, R Jafari - IEEE journal of biomedical and …, 2021 - ieeexplore.ieee.org
Modality translation grants diagnostic value to wearable devices by translating signals
collected from low-power sensors to their highly-interpretable counterparts that are more …

Pulse wave modeling using bio-impedance simulation platform based on a 3D time-varying circuit model

B Ibrahim, DA Hall, R Jafari - IEEE transactions on biomedical …, 2021 - ieeexplore.ieee.org
Cardiovascular disease (CVD) threatens the lives of many and affects their productivity.
Wearable sensors can enable continuous monitoring of hemodynamic parameters to …

A wrist-worn respiration monitoring device using bio-impedance

K Sel, A Brown, H Jang, HM Krumholz… - 2020 42nd Annual …, 2020 - ieeexplore.ieee.org
In the US alone, 22 million individuals suffer from obstructive sleep apnea (OSA), with 80%
of the cases symptoms undiagnosed. Hence, there is an unmet need to continuously and …