{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,14]],"date-time":"2026-07-14T14:00:31Z","timestamp":1784037631986,"version":"3.55.0"},"reference-count":25,"publisher":"Wiley","issue":"11","license":[{"start":{"date-parts":[[2014,6,26]],"date-time":"2014-06-26T00:00:00Z","timestamp":1403740800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"name":"ANZ Trustees Children's Medical Research Establishment Grant"},{"name":"Masimo Australia Pty Ltd"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Paediatrics Child Health"],"published-print":{"date-parts":[[2014,11]]},"abstract":"<jats:sec><jats:title>Aims<\/jats:title><jats:p>Although suctioning is a standard airway maintenance procedure, there are significant associated risks, such as loss of lung volume due to high negative suction pressures. This study aims to assess the extent and duration of change in end\u2010expiratory level (<jats:styled-content style=\"fixed-case\">EEL<\/jats:styled-content>) resulting from endotracheal tube (<jats:styled-content style=\"fixed-case\">ETT<\/jats:styled-content>) suction and to examine the relationship between <jats:styled-content style=\"fixed-case\">EEL<\/jats:styled-content> and regional lung ventilation in ventilated preterm infants with respiratory distress syndrome.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A prospective observational clinical study of the effect of <jats:styled-content style=\"fixed-case\">ETT<\/jats:styled-content> suction on 20 non\u2010muscle\u2010relaxed preterm infants with respiratory distress syndrome (<jats:styled-content style=\"fixed-case\">RDS<\/jats:styled-content>) on conventional mechanical ventilation was conducted in a neonatal intensive care unit. <jats:styled-content style=\"fixed-case\">V<\/jats:styled-content>entilation distribution was measured with regional impedance amplitudes and <jats:styled-content style=\"fixed-case\">EEL<\/jats:styled-content> using electrical impedance tomography.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p><jats:styled-content style=\"fixed-case\">ETT<\/jats:styled-content> suction resulted in a significant increase in <jats:styled-content style=\"fixed-case\">EEL<\/jats:styled-content> post\u2010suction (<jats:italic>P<\/jats:italic> &lt; 0.01). Regionally, anterior <jats:styled-content style=\"fixed-case\">EEL<\/jats:styled-content> decreased and posterior <jats:styled-content style=\"fixed-case\">EEL<\/jats:styled-content> increased post\u2010suction, suggesting heterogeneity. Tidal volume was significantly lower in volume\u2010guarantee ventilation compared with pressure\u2010controlled ventilation (<jats:italic>P<\/jats:italic> = 0.04).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p><jats:styled-content style=\"fixed-case\">ETT<\/jats:styled-content> suction in non\u2010muscle\u2010relaxed and ventilated preterm infants with <jats:styled-content style=\"fixed-case\">RDS<\/jats:styled-content> results in significant lung volume increase that is maintained for at least 90\u2009min. Regional differences in distribution of ventilation with <jats:styled-content style=\"fixed-case\">ETT<\/jats:styled-content> suction suggest that the behaviour of the lung is heterogeneous in nature.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jpc.12661","type":"journal-article","created":{"date-parts":[[2014,6,26]],"date-time":"2014-06-26T08:25:09Z","timestamp":1403771109000},"page":"884-889","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":29,"title":["Lung recruitment and endotracheal suction in ventilated preterm infants measured with electrical impedance tomography"],"prefix":"10.1111","volume":"50","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4264-9823","authenticated-orcid":false,"given":"Judith L","family":"Hough","sequence":"first","affiliation":[{"name":"Critical Care of the Newborn Program Mater Research  Brisbane Queensland Australia"},{"name":"School of Physiotherapy Australian Catholic University  Brisbane Queensland Australia"},{"name":"Paediatric Critical Care Research Group Paediatric Intensive Care Unit Mater Children's Hospital  Brisbane Queensland Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andrew D","family":"Shearman","sequence":"additional","affiliation":[{"name":"Critical Care of the Newborn Program Mater Research  Brisbane Queensland Australia"},{"name":"Department of Neonatology Mater Health Services  Brisbane Queensland Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Helen","family":"Liley","sequence":"additional","affiliation":[{"name":"Critical Care of the Newborn Program Mater Research  Brisbane Queensland Australia"},{"name":"Department of Neonatology Mater Health Services  Brisbane Queensland Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Caroline A","family":"Grant","sequence":"additional","affiliation":[{"name":"Institute of Health and Biomedical Innovation Queensland University of Technology  Brisbane Queensland Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andreas","family":"Schibler","sequence":"additional","affiliation":[{"name":"Paediatric Critical Care Research Group Paediatric Intensive Care Unit Mater Children's Hospital  Brisbane Queensland Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2014,6,26]]},"reference":[{"key":"e_1_2_9_2_1","unstructured":"Australian and New Zealand Neonatal Network.Report of the Australian and New Zealand Neonatal Network 2011. 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