Personalized aortic pressure waveform estimation from brachial pressure waveform using an adaptive transfer function

S Du, Y Yao, G Sun, L Wang, J Alastruey… - Computers in Biology …, 2023 - Elsevier
Background and objective The aortic pressure waveform (APW) provides reliable
information for the diagnosis of cardiovascular disease. APW is often measured using a …

Simultaneous adaption of the gain and phase of a generalized transfer function for aortic pressure waveform estimation

S Du, Y Yao, G Sun, R Mukkamala, L Xu - Computers in Biology and …, 2022 - Elsevier
Goal This paper proposes and validates a completely adaptive transfer function (CATF)
based on an autoregressive exogenous (ARX) model which adjusts the gain and phase of a …

Measurement of central aortic pulse pressure: noninvasive brachial cuff-based estimation by a transfer function vs. a novel pulse wave analysis method

HM Cheng, SH Sung, YT Shih… - American journal of …, 2012 - academic.oup.com
Background The prognostic value of central aortic pulse pressure (PP-C) may have been
underestimated due to its measurement inaccuracy. We aimed to investigate the accuracy of …

Validation of an adaptive transfer function method to estimate the aortic pressure waveform

Y Yao, L Xu, Y Sun, Q Fu, S Zhou, D He… - IEEE Journal of …, 2016 - ieeexplore.ieee.org
Aortic pulse wave reflects cardiovascular status, but, unlike the peripheral pulse wave, is
difficult to be measured reliably using noninvasive techniques. Thus, the estimation of aortic …

A strategy to personalize a 1D pulse wave propagation model for estimating subject-specific central aortic pressure waveform

L Hao, Q Zhang, J Liu, Z Wang, L Xu… - Computers in Biology …, 2022 - Elsevier
The central aortic pressure (CAP) provides insights into the prediction, prevention,
diagnosis, and treatment of cardiovascular disease, but can't be directly measured non …

Reconstruction of the aortic pressure waveform using a two-level adaptive transfer function strategy

S Du, W Liu, Y Yao, G Sun, Y He, J Alastruey, L Xu… - Measurement, 2022 - Elsevier
Existing studies cannot estimate the high-frequency components of the aortic pressure
waveform (APW) practically and reliably. To solve this problem, a two-level adaptive transfer …

Patient-specific non-invasive estimation of the aortic blood pressure waveform by ultrasound and tonometry

S Zhou, K Xu, Y Fang, J Alastruey, S Vennin… - Computer Methods and …, 2024 - Elsevier
Abstract Background and Objective Aortic blood pressure (ABP) is a more effective
prognostic indicator of cardiovascular disease than peripheral blood pressure. A highly …

[HTML][HTML] Wave reflection quantification analysis and personalized flow wave estimation based on the central aortic pressure waveform

H Sun, Y Yao, W Liu, S Zhou, S Du, J Tan, Y Yu… - Frontiers in …, 2023 - frontiersin.org
Pulse wave reflections reflect cardiac afterload and perfusion, which yield valid indicators for
monitoring cardiovascular status. Accurate quantification of pressure wave reflections …

Estimation of the aortic pressure waveform from a peripheral artery pressure waveform via an adaptive transfer function

G Swamy, R Mukkamala… - 2008 30th Annual …, 2008 - ieeexplore.ieee.org
We developed a new technique to estimate the aortic pressure (AP) waveform from a single
peripheral artery pressure (PAP) waveform. The technique 1) employs a parallel tube model …

Estimation of the aortic pressure waveform from a radial artery pressure waveform via an adaptive transfer function: Feasibility demonstration in swine

G Swamy, D Xu, R Mukkamala - 2009 Annual International …, 2009 - ieeexplore.ieee.org
We previously proposed a new technique to estimate the physiologically and clinically more
relevant central aortic pressure (AP) waveform from a conveniently and safely measured …