Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Infant ventilator design: performance during expiratory limb occlusion.

M W Hall, K J Peevy

    Critical Care Medicine
    |January 1, 1983
    PubMed
    Summary

    Many infant ventilators risk dangerous airway pressure during circuit occlusion due to inadequate safety valves and absent alarms. Improvements are needed to prevent barotrauma and protect vulnerable patients.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Correction to: Acute respiratory failure and the kinetics of neutrophil recovery in pediatric hematopoietic cell transplantation: a multicenter study.

    Bone marrow transplantation·2019
    Same author

    Acute respiratory failure and the kinetics of neutrophil recovery in pediatric hematopoietic cell transplantation: a multicenter study.

    Bone marrow transplantation·2019
    Same author

    Ambiguity function display using a single 1-D input.

    Applied optics·2010
    Same author

    THE RELATION OF BACTERIUM PNEUMOSINTES TO INFLUENZA: A STUDY WITH A STRAIN OF THE ORGANISM DERIVED FROM THE NASOPHARYNGEAL WASHINGS OF A CASE OF INFLUENZA.

    The Journal of experimental medicine·2009
    Same author

    Formation of occlusive platelet aggregates in whole blood caused by low concentrations of ADP.

    ASAIO journal (American Society for Artificial Internal Organs : 1992)·2000
    Same author

    In vitro model for studying the effects of hemodynamics on device induced thromboembolism in human blood.

    ASAIO journal (American Society for Artificial Internal Organs : 1992)·2000

    Area of Science:

    • Biomedical Engineering
    • Pediatric Critical Care

    Background:

    • Continuous flow, pressure-limited infant ventilators are crucial for respiratory support in neonates.
    • Understanding the pressure regulation mechanisms is vital for patient safety.

    Observation:

    • Seven of eight ventilators examined utilize expiratory limb pressure regulation, requiring inspiratory limb safety relief valves.
    • These safety valves are often set at excessively high pressures, and alarm systems are frequently inadequate.

    Findings:

    • A case of fatal barotrauma from prolonged excessive airway pressure during circuit occlusion highlights design flaws.
    • The current design exposes infants to unnecessary high pressures during expiratory limb occlusion.
    • Inadequate alarms fail to alert operators to dangerous pressure conditions.

    Related Experiment Videos

    Implications:

    • Improvements in pressure-relief valve design are necessary to prevent infant barotrauma.
    • Enhanced alarm systems are crucial for timely detection of high-pressure events.
    • Current infant ventilator designs may pose significant risks to patient safety.