Research active posterior rhinomanometry tomography method for nasal breathing determining violations

OG Avrunin, YV Nosova, IY Abdelhamid, SV Pavlov… - Sensors, 2021 - mdpi.com
This study analyzes the existing methods for studying nasal breathing. The aspects of
verifying the results of rhinomanometric diagnostics according to the data of spiral computed …

Breathing zone and exhaled air re‐inhalation rate under transient conditions assessed with a computer‐simulated person

K Kuga, P Wargocki, K Ito - Indoor Air, 2022 - Wiley Online Library
The breathing zone of an individual indoors is usually defined as a finite region steadily
formed in front of a face. Assuming the steady formation of the breathing zone, we propose a …

[HTML][HTML] N95 respirator mask breathing leads to excessive carbon dioxide inhalation and reduced heat transfer in a human nasal cavity

H Salati, M Khamooshi, S Vahaji, FC Christo… - Physics of …, 2021 - pubs.aip.org
Face masks and respirators are used to filter inhaled air, which may contain airborne
droplets and high particulate matter (PM) concentrations. The respirators act as a barrier to …

New insights into the breathing physiology from transient respiratory nasal simulation

K Bradshaw, P Warfield-McAlpine, S Vahaji… - Physics of …, 2022 - pubs.aip.org
The flow characteristics and heat transfer during nasal breathing in the complete human
upper airway were investigated through the respiratory cycle using transient numerical …

Computational Rhinology: Unraveling Discrepancies between In Silico and In Vivo Nasal Airflow Assessments for Enhanced Clinical Decision Support

SG Johnsen - Bioengineering, 2024 - mdpi.com
Computational rhinology is a specialized branch of biomechanics leveraging engineering
techniques for mathematical modelling and simulation to complement the medical field of …

[HTML][HTML] Large eddy simulation of cough jet dynamics, droplet transport, and inhalability over a ten minute exposure

H Calmet, K Inthavong, A Both, A Surapaneni… - Physics of …, 2021 - pubs.aip.org
High fidelity simulations of expiratory events such as coughing provide the opportunity to
predict the fate of the droplets from the turbulent jet cloud produced from a cough. It is well …

Dynamic characteristics of heat capacity of the human nasal cavity during a respiratory cycle

SK Chung, Y Na - Respiratory Physiology & Neurobiology, 2021 - Elsevier
The dynamic characteristics of air-conditioning in the human nasal cavity during a
respiratory cycle were investigated using unsteady numerical simulations to assess whether …

Validation and Sensitivity analysis for a nasal spray deposition computational model

H Calmet, D Oks, A Santiago, G Houzeaux… - International journal of …, 2022 - Elsevier
Validating numerical models against experimental models of nasal spray deposition is
challenging since many aspects must be considered. That being said, it is a critical step in …

Wet surface wall model for latent heat exchange during evaporation

K Inthavong, DF Fletcher, M Khamooshi… - International Journal …, 2022 - Wiley Online Library
Air conditioning is a dual heat and mass transfer process, and the human nasal cavity
achieves this through the mucosal wall surface, which is supplied with an energy source …

The effect of the mucus layer and the inhaled air conditions on the droplets fate in the human nasal cavity: A numerical study

Y Aghaei, B Sajadi, G Ahmadi - Journal of Aerosol Science, 2023 - Elsevier
In this work, the behavior of inhaled water droplets with initial sizes of 1–30 μm was studied
under a sinusoidal cyclic breathing pattern. The maximum flow rate was 15 L/min, and the …