Measurement, analysis and interpretation of pressure/flow waves in blood vessels

JP Mynard, A Kondiboyina, R Kowalski… - Frontiers in …, 2020 - frontiersin.org
The optimal performance of the cardiovascular system, as well as the break-down of this
performance with disease, both involve complex biomechanical interactions between the …

Use of simultaneous pressure and velocity measurements to estimate arterial wave speed at a single site in humans

JE Davies, ZI Whinnett, DP Francis… - American Journal …, 2006 - journals.physiology.org
It has not been possible to measure wave speed in the human coronary artery, because the
vessel is too short for the conventional two-point measurement technique used in the aorta …

Wave-energy patterns in carotid, brachial, and radial arteries: a noninvasive approach using wave-intensity analysis

A Zambanini, SL Cunningham… - American Journal …, 2005 - journals.physiology.org
The study of wave propagation at different points in the arterial circulation may provide
useful information regarding ventriculoarterial interactions. We describe a number of …

Functional and metrological issues in arterial simulators for biomedical testing applications: a review

F Fuiano, A Scorza, SA Sciuto - Metrology, 2022 - mdpi.com
Arterial simulators are a useful tool to simulate the cardiovascular system in many different
fields of application and to carry out in vitro tests that would constitute a danger when …

The dicrotic notch analyzed by a numerical model

MT Politi, A Ghigo, JM Fernández, I Khelifa… - Computers in biology …, 2016 - Elsevier
Divergent concepts on the origin of the dicrotic notch are widespread in medical literature
and education. Since most medical textbooks explain the origin of the dicrotic notch as …

Wave intensity in the ascending aorta: effects of arterial occlusion

AW Khir, KH Parker - Journal of biomechanics, 2005 - Elsevier
We examine the effects of arterial occlusion on the pressure, velocity and the reflected
waves in the ascending aorta using wave intensity analysis. In 11 anaesthetised, open …

On-line noninvasive one-point measurements of pulse wave velocity

A Harada, T Okada, K Niki, D Chang, M Sugawara - Heart and vessels, 2002 - Springer
Pulse wave velocity (PWV) is a basic parameter in the dynamics of pressure and flow waves
traveling in arteries. Conventional on-line methods of measuring PWV have mainly been …

Wave reflection leads to over-and underestimation of local wave speed by the PU-and QA-loop methods: theoretical basis and solution to the problem

P Segers, A Swillens, L Taelman… - Physiological …, 2014 - iopscience.iop.org
Single-point methods such as the PU-and QA-loop methods are used to estimate local pulse
wave velocity (PWV PU and PWV QA) in arteries from a combination of pressure (P), flow …

Vascular wall elasticity measurement by magnetic resonance imaging

DA Woodrum, AJ Romano, A Lerman… - … in Medicine: An …, 2006 - Wiley Online Library
The goal of this current study was to determine whether an MRI‐based elastography (MRE)
method can visualize and assess propagating mechanical waves within fluid‐filled vessels …

Critical role of arterial constitutive model in predicting blood pressure from pulse wave velocity

AS Bantwal, AK Bhayadia, H Meng - Computers in Biology and Medicine, 2024 - Elsevier
Background A promising approach to cuff-less, continuous blood pressure monitoring is to
estimate blood pressure (BP) from Pulse Wave Velocity (PWV). However, most existing PWV …