Results 11 to 20 of about 132,279 (268)

The effect of body position on pulmonary function: a systematic review

open access: yesBMC Pulmonary Medicine, 2018
Background Pulmonary function tests (PFTs) are routinely performed in the upright position due to measurement devices and patient comfort. This systematic review investigated the influence of body position on lung function in healthy persons and specific
Shikma Katz   +4 more
doaj   +1 more source

Effects of an Inclined Blade on the Performance of a Sirocco Fan

open access: yesApplied Sciences, 2019
The impeller is the primary working component of centrifugal fans, whose internal flow directly determines the performance of the whole system. This work presents a numerical investigation by using ANSYS-Fluent on the internal flow of a Sirocco fan to ...
Shaosong Ni   +4 more
doaj   +1 more source

Nursing experience of a patient with pulmonary interstitial fibrosis and infection (1例肺间质纤维化合并感染患者的护理体会)

open access: yes中西医结合护理, 2021
This paper summarized the nursing experience of a patient with pulmonary interstitial fibrosis and infection. Patient received a comprehensive approach of nursing including nursing evaluation, airway humidification, alimentary canal and airway management,
YANG Xiaoyu (杨肖雨)   +1 more
doaj   +1 more source

Effect of Motor Blockage on Transient Characteristics of Asymmetric Flow in a Double-suction Centrifugal Fan [PDF]

open access: yesJournal of Applied Fluid Mechanics
The double-suction centrifugal fan is typically installed in the ventilation unit and driven by a motor beside it. One of the two inlets of the double-suction fan is partially blocked by the motor, and the flow in the fan becomes asymmetric and non ...
S. Du   +6 more
doaj   +1 more source

Experimental investigations on the performance and noise characteristics of a forward-curved fan with the stepped tongue

open access: yesMeasurement + Control, 2019
This work presents an experimental study to investigate the influence of step volute tongue on aerodynamic performance and aeroacoustic behavior of a forward-curved fan.
Hui Yang   +7 more
doaj   +1 more source

Entropy Generation Rates in Two-Dimensional Rayleigh–Taylor Turbulence Mixing

open access: yesEntropy, 2018
Entropy generation rates in two-dimensional Rayleigh–Taylor (RT) turbulence mixing are investigated by numerical calculation. We mainly focus on the behavior of thermal entropy generation and viscous entropy generation of global quantities with ...
Xinyu Yang   +4 more
doaj   +1 more source

Performance Characteristics of a Novel 3D-Printed Bubble Intermittent Mandatory Ventilator (B-IMV) for Adult Pulmonary Support

open access: yesBioengineering, 2022
The COVID-19 pandemic has brought attention to the need for developing effective respiratory support that can be rapidly implemented during critical surge capacity scenarios in healthcare settings.
Jonathan A. Poli   +11 more
doaj   +1 more source

Evaluation of safety and effectiveness of remdesivir in treating COVID-19 patients after emergency use authorization study

open access: yesFrontiers in Pharmacology, 2023
Background: This study aimed to determine the real-world safety and effectiveness of remdesivir in hospitalized adult COVID-19 patients with moderate-to-critical disease in Indonesia.Methods: A multicenter, retrospective cohort study was conducted at ...
Erlina Burhan   +15 more
doaj   +1 more source

A Novel Ventilator Design for COVID-19 and Resource-Limited Settings

open access: yesFrontiers in Medical Technology, 2021
There has existed a severe ventilator deficit in much of the world for many years, due in part to the high cost and complexity of traditional ICU ventilators.
Michael Madekurozwa   +9 more
doaj   +1 more source

Contaminated Ventilator Air Flow Sensor Linked to Bacillus cereus Colonization of Newborns

open access: yesEmerging Infectious Diseases, 2013
We investigated Bacillus cereus–positive tracheal aspirates from infants on ventilators in a neonatal intensive care unit. Multilocus sequence typing determined a genetic match between strains isolated from samples from a case-patient and from the air ...
George Turabelidze   +11 more
doaj   +1 more source

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