Realistic glottal motion and airflow rate during human breathing. Issue 9 (September 2015)

• Record Type: Journal Article
• Authors: Scheinherr, Adam; Bailly, Lucie; Boiron, Olivier; Lagier, Aude; Legou, Thierry; Pichelin, Marine; Caillibotte, Georges; Giovanni, Antoine
• Is Part Of: Medical engineering & physics. Volume 37:Issue 9(2015:Sep.)
• Page Start: 829
• Page End: 839
• Publication Date: 2015-09
• Subjects: Biomedical engineering -- Periodicals; Biomedical Engineering -- Periodicals; Physics -- Periodicals; Génie biomédical -- Périodiques; Biomedical engineering; Electronic journals; Periodicals; 610.28
• DOI: 10.1016/j.medengphy.2015.05.014
• Languages: English
• ISSNs: 1350-4533

Abstract

<abstract abstract-type="author-highlights" id="abs0001"> <title id="cesectitle0001">Highlights</title> <sec> <p id="spara0001"> <list id="celist0001"> <list-item id="celistitem0001"> <label></label> <p id="para0001">The glottal motion during breathing was examined on 20 subjects using laryngofibroscopy and synchronized oral airflow measurements.</p> </list-item> <list-item id="celistitem0002"> <label></label> <p id="para0002">Two groups were sorted out: a "static" group, gathering subjects with a constant glottal area during the breathing cycle; a "dynamic" group, gathering subjects with a time-varying glottal area.</p> </list-item> <list-item id="celistitem0003"> <label></label> <p id="para0003">A correlation motion related to the airflow dynamics was found during inspiration.</p> </list-item> <list-item id="celistitem0004"> <label></label> <p id="para0004">The realistic breathing mode (mobile glottis, non-sinusoidal flow rate) was shown to be an energy saving maneuver compared to an idealized mode (steady glottis, sinusoidal flow rate).</p> </list-item> </list> </p> </sec> </abstract>