Effect of the modified snorkel mask as noninvasive ventilatory support in patients with acute hypoxemic respiratory failure due to COVID-19

# Background The shortage of mechanical ventilators during the COVID-19 pandemic led doctors to use alternative noninvasive ventilation systems, including a modified snorkel mask. Data on the use of the modified snorkel mask is limited. # Purpose The study aims to describe the effect and clinical...

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Main Authors: Raul Montalvo, Eyner Castro, Janet Rojas, Carlos Camargo, Carina Ninahuanca
Format: Article
Language:English
Published: Canadian Society of Respiratory Therapists 2023-07-01
Series:Canadian Journal of Respiratory Therapy
Online Access:https://doi.org/10.29390/001c.83254
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author Raul Montalvo
Eyner Castro
Janet Rojas
Carlos Camargo
Carina Ninahuanca
author_facet Raul Montalvo
Eyner Castro
Janet Rojas
Carlos Camargo
Carina Ninahuanca
author_sort Raul Montalvo
collection DOAJ
description # Background The shortage of mechanical ventilators during the COVID-19 pandemic led doctors to use alternative noninvasive ventilation systems, including a modified snorkel mask. Data on the use of the modified snorkel mask is limited. # Purpose The study aims to describe the effect and clinical characteristics of patients with COVID-19 treated with a snorkel mask and to investigate the factors associated with the failure to use noninvasive ventilation with a snorkel mask. # Methods In this retrospective observational study, adult patients with COVID-19 who were treated with a snorkel mask at Daniel Alcides Carrion Hospital of Huancayo-Perú were selected. # Results Of the 390 patients included, 158 (20.5%) received noninvasive ventilation with a snorkel, 84 (53.2%) patients were discharged alive without intubation, and the mortality rate was 22%. In the control group that received standard treatment, 129 patients (55.6%) failed (i.e., deceased or admitted to a mechanical ventilator). The mortality rate was 33.2%. ROX index < 4.8, consolidation-type tomographic pattern, and the presence of complications, such as bacterial pneumonia or thromboembolism, were independently associated with a higher risk of noninvasive ventilation failure with snorkels. # Conclusions Using the snorkel system resulted in an absolute mortality reduction of 11%, and recovery increased by 15% compared to the standard treatment system. Therefore, this device can be used as an acceptable alternative in the absence of mechanical ventilators.
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spelling doaj-art-f10e6d3af2b34fea88f5beab7496f5142025-02-11T20:30:51ZengCanadian Society of Respiratory TherapistsCanadian Journal of Respiratory Therapy2368-68202023-07-0159Effect of the modified snorkel mask as noninvasive ventilatory support in patients with acute hypoxemic respiratory failure due to COVID-19Raul MontalvoEyner CastroJanet RojasCarlos CamargoCarina Ninahuanca# Background The shortage of mechanical ventilators during the COVID-19 pandemic led doctors to use alternative noninvasive ventilation systems, including a modified snorkel mask. Data on the use of the modified snorkel mask is limited. # Purpose The study aims to describe the effect and clinical characteristics of patients with COVID-19 treated with a snorkel mask and to investigate the factors associated with the failure to use noninvasive ventilation with a snorkel mask. # Methods In this retrospective observational study, adult patients with COVID-19 who were treated with a snorkel mask at Daniel Alcides Carrion Hospital of Huancayo-Perú were selected. # Results Of the 390 patients included, 158 (20.5%) received noninvasive ventilation with a snorkel, 84 (53.2%) patients were discharged alive without intubation, and the mortality rate was 22%. In the control group that received standard treatment, 129 patients (55.6%) failed (i.e., deceased or admitted to a mechanical ventilator). The mortality rate was 33.2%. ROX index < 4.8, consolidation-type tomographic pattern, and the presence of complications, such as bacterial pneumonia or thromboembolism, were independently associated with a higher risk of noninvasive ventilation failure with snorkels. # Conclusions Using the snorkel system resulted in an absolute mortality reduction of 11%, and recovery increased by 15% compared to the standard treatment system. Therefore, this device can be used as an acceptable alternative in the absence of mechanical ventilators.https://doi.org/10.29390/001c.83254
spellingShingle Raul Montalvo
Eyner Castro
Janet Rojas
Carlos Camargo
Carina Ninahuanca
Effect of the modified snorkel mask as noninvasive ventilatory support in patients with acute hypoxemic respiratory failure due to COVID-19
Canadian Journal of Respiratory Therapy
title Effect of the modified snorkel mask as noninvasive ventilatory support in patients with acute hypoxemic respiratory failure due to COVID-19
title_full Effect of the modified snorkel mask as noninvasive ventilatory support in patients with acute hypoxemic respiratory failure due to COVID-19
title_fullStr Effect of the modified snorkel mask as noninvasive ventilatory support in patients with acute hypoxemic respiratory failure due to COVID-19
title_full_unstemmed Effect of the modified snorkel mask as noninvasive ventilatory support in patients with acute hypoxemic respiratory failure due to COVID-19
title_short Effect of the modified snorkel mask as noninvasive ventilatory support in patients with acute hypoxemic respiratory failure due to COVID-19
title_sort effect of the modified snorkel mask as noninvasive ventilatory support in patients with acute hypoxemic respiratory failure due to covid 19
url https://doi.org/10.29390/001c.83254
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