Results 11 to 20 of about 8,892 (281)

Heat and moisture exchangers (HMEs) and heated humidifiers (HHs) in adult critically ill patients: a systematic review, meta-analysis and meta-regression of randomized controlled trials [PDF]

open access: yesCritical Care, 2017
Background The aims of this systematic review and meta-analysis of randomized controlled trials are to evaluate the effects of active heated humidifiers (HHs) and moisture exchangers (HMEs) in preventing artificial airway occlusion and pneumonia, and on ...
Maria Vargas   +6 more
doaj   +5 more sources

Evolutionary Synthesis of HVAC System Configurations: Algorithm Development. [PDF]

open access: yes, 2008
This paper describes the development of an optimization procedure for the synthesis of novel heating, ventilating, and air-conditioning (HVAC) system configurations. Novel HVAC system designs can be synthesized using model-based optimization methods. The
Angelov, Plamen   +4 more
core   +3 more sources

Impact of leaks and ventilation parameters on the efficacy of humidifiers during home ventilation for tracheostomized patients: a bench study

open access: yesBMC Pulmonary Medicine, 2019
Background During invasive ventilation, the upper airway is bypassed and no longer participates in humidification of inspired gases, which is essential to avoid harmful consequences such as endotracheal tube occlusion.
Noémie Haziot   +5 more
doaj   +1 more source

Assessing Inhalation Exposures Associated with Contamination Events in Water Distribution Systems. [PDF]

open access: yesPLoS ONE, 2016
When a water distribution system (WDS) is contaminated, short-term inhalation exposures to airborne contaminants could occur as the result of domestic water use. The most important domestic sources of such exposures are likely to be showering and the use
Michael J Davis   +2 more
doaj   +1 more source

Analysis of Surrogate Models for Vapour Transport and Distribution in a Hollow Fibre Membrane Humidifier

open access: yesEnergies, 2023
To achieve high efficiency and low degradation of a polymer electrolyte fuel cell (PEMFC), it is necessary to maintain an appropriate level of humidification in the fuel cell membrane.
Markus Pollak   +4 more
doaj   +1 more source

Perceived dryness in houses and adverse health effects during winter in Japan [PDF]

open access: yesE3S Web of Conferences, 2023
In recent years, as houses have become more insulated and airtight, indoor environments in Japan have tended to become low-humidity in winter, making dryness a problem. The relationship between the perception of dryness indoors and low indoor humidity is
Tamura Jo   +5 more
doaj   +1 more source

Modifiable risk factors associated with bronchiolitis [PDF]

open access: yes, 2017
Background: We sought to clarify possibly modifiable risk factors related to pollution responsible for acute bronchiolitis in hospitalized infants. Methods: For this observational study, we recruited 213 consecutive infants with bronchiolitis (cases ...
Alessandroni, Claudia   +13 more
core   +1 more source

Control-oriented model of a membrane humidifier for fuel cell applications [PDF]

open access: yes, 2017
© . This manuscript version is made available under the CC-BY-NC-ND 4.0 license http://creativecommons.org/licenses/by-nc-nd/4.0/Improving the humidification of polymer electrolyte membrane fuel-cells (PEMFC) is essential to optimize its performance and ...
Kunusch, Cristian   +2 more
core   +2 more sources

Severe neonatal legionellosis associated with use of home humidifiers – A case report

open access: yesClinical Infection in Practice, 2020
Neonatal Legionella pneumophila infection is rare and mortality is high. There has been limited success with the use of extracorporeal membrane oxygenation, with reported mortality in infants of 88%.
Rebecca Mitting   +9 more
doaj   +1 more source

The Microbial Colonization Profile of Respiratory Devices and the Significance of the Role of Disinfection: A Blinded Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2013
Introduction: Approximately 10-40% of all the nosocomial infections are pulmonary, which lead to grave complications. Elderly, debilitated, or critically ill patients are at a high risk.
Savita Jadhav   +3 more
doaj   +1 more source

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