A review of upper airway physiology relevant to the delivery and deposition of inhalation aerosols

T Mekonnen, X Cai, C Burchell, H Gholizadeh… - Advanced Drug Delivery …, 2022 - Elsevier
Developing effective oral inhaled drug delivery treatment strategies for respiratory diseases
necessitates a thorough knowledge of the respiratory system physiology, such as the …

Investigation of inhalation and exhalation flow pattern in a realistic human upper airway model by PIV experiments and CFD simulations

X Xu, J Wu, W Weng, M Fu - Biomechanics and modeling in …, 2020 - Springer
In this study, flow field characteristics in the trachea region in a realistic human upper airway
model were firstly measured by particle image velocimetry (PIV) in the air under three …

Bidirectional Venturi Flowmeter Based on Capacitive Sensors for Spirometry

LL Becerra, T Rafeedi… - Advanced Materials …, 2023 - Wiley Online Library
In this work, a portable venturi tube capable of measuring bidirectional respiratory flow is
developed and correlated the measurements to pulmonary function. Pressure signals are …

Modeling of human airways CAD model using CT scan data

V Mohite, AB Deoghare, KM Pandey - Materials Today: Proceedings, 2020 - Elsevier
Present study describes a systematic process involved in the preparation of a suitable lung
airway model using MIMICS 20.0 software. The CAD model can be prepared using manual …

Development of human airways model for CFD analysis

SB Kharat, AB Deoghare, KM Pandey - Materials Today: Proceedings, 2018 - Elsevier
In the proposed work a precise CAD model of human airways is modelled using Computed
Tomography (CT) scan data. Medical images consisting CT scan data of Thoracic region of …

Airflow through the supraglottis during inspiration

L Reid, M Hayatdavoodi… - Computer Methods in …, 2023 - Taylor & Francis
Exercise-induced laryngeal obstruction is a paradoxical laryngeal closure during inspiration
at high-intensity exercise, with supraglottic closure being most common. This study develops …

Numerical simulation of tidal breathing through the human respiratory tract

J Azarnoosh, K Sreenivas… - Journal of …, 2020 - asmedigitalcollection.asme.org
The objective of this study is to explore the complexity of airflow through the human
respiratory tract by carrying out computational fluid dynamics simulation. In order to capture …

Computational fluid dynamic–discrete element method coupling analysis of particle transport in branched networks

X Wang, J Yao, L Gong, Y Li, Y Yang, H Zhao - Particuology, 2021 - Elsevier
An understanding of the particle transport characteristics in a branched network helps to
predict the particle distribution and prevent undesired plugging in various engineering …

Influence of Fractional Flow Reserve Setting on the Procedure Precision

Y Abuouf, S Ookawara… - ASME …, 2019 - asmedigitalcollection.asme.org
Coronary artery disease is the progressive narrowing (stenosis) of the heart supply arteries.
Heart attack could occur as a consequence of severe blockage in the artery. A definitive …

Application of the tornado-like flow theory to the study of blood flow in the heart and main vessels: Study of the potential swirling jets structure in an arbitrary viscous …

E Talygin, G Kiknadze… - ASME …, 2019 - asmedigitalcollection.asme.org
In previous works it has been proved that the dynamic geometry of the streamlined surface
of the flow channel of the heart chambers and main arteries corresponds with a good …