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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1992-12-15
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pubmed:abstractText |
We compared the delivery of a micronized suspension of budesonide by a metered dose inhaler (MDI) with two different spacers (Aerochamber and Aerovent) and by two jet nebulizers (MAD2 and Ultravent) to a ventilated neonatal test-lung using a standard neonatal ventilator circuit. The combination of MDI and Aerochamber was significantly better at delivering budesonide to a filter in front of the test lung (14.2% of aerosolized dose) than were either the MDI and Aerovent (3.6%) or the Ultravent or MAD2 jet nebulizers (0.02% and 0.68% of initial reservoir dose). Of the droplets emerging from the MDI, Aerochamber, and ET tube, 18% of the initial dose was in droplets less than 4.7 microns. Assuming that the test-lung model accurately reflects in vivo deposition, the combination of MDI and Aerochamber appears to be an extremely effective way of delivering budesonide aerosol to ventilated newborn infants.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Aerosols,
http://linkedlifedata.com/resource/pubmed/chemical/Bronchodilator Agents,
http://linkedlifedata.com/resource/pubmed/chemical/Budesonide,
http://linkedlifedata.com/resource/pubmed/chemical/Pregnenediones,
http://linkedlifedata.com/resource/pubmed/chemical/Suspensions
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pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
8755-6863
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
13
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
172-5
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:1437332-Aerosols,
pubmed-meshheading:1437332-Bronchodilator Agents,
pubmed-meshheading:1437332-Budesonide,
pubmed-meshheading:1437332-Humans,
pubmed-meshheading:1437332-Infant, Newborn,
pubmed-meshheading:1437332-Models, Biological,
pubmed-meshheading:1437332-Nebulizers and Vaporizers,
pubmed-meshheading:1437332-Pregnenediones,
pubmed-meshheading:1437332-Suspensions,
pubmed-meshheading:1437332-Ventilators, Mechanical
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pubmed:year |
1992
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pubmed:articleTitle |
Delivery of micronized budesonide suspension by metered dose inhaler and jet nebulizer into a neonatal ventilator circuit.
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pubmed:affiliation |
Department of Paediatrics and Neonatal Medicine, Royal Postgraduate Medical School, Hammersmith Hospital, London, England.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, Non-U.S. Gov't
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