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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1989-7-24
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pubmed:abstractText |
Hemodynamic comparison of two polyurethane prosthetic heart valves with a bioprosthetic valve is presented. The valves were incorporated in a pulse duplicator simulating physiologic pulsatile flow, and comparisons between the valves were made on the transvalvular pressure drop, percent regurgitation, valve orifice area, rate of opening and closing as well as the performance index. The results showed that the functional characteristics of the polyurethane valve compared favorably with that of the bioprosthetic valve. The polyurethane valve can be a viable and inexpensive alternative, especially for short-term use in a total artificial heart as a bridge to transplant.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0889-7190
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
35
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
132-8
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2730811-Bioprosthesis,
pubmed-meshheading:2730811-Heart Valve Prosthesis,
pubmed-meshheading:2730811-Humans,
pubmed-meshheading:2730811-Models, Cardiovascular,
pubmed-meshheading:2730811-Polyurethanes,
pubmed-meshheading:2730811-Pressure,
pubmed-meshheading:2730811-Pulsatile Flow,
pubmed-meshheading:2730811-Rheology
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pubmed:articleTitle |
Hemodynamic comparisons of polyurethane trileaflet and bioprosthetic heart valves.
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pubmed:affiliation |
Department of Biomedical Engineering, University of Iowa, Iowa City 52242.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, Non-U.S. Gov't
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