Influence of autoclave sterilization on dimensional stability and detail reproduction of 5 additional silicone impression materials / 中华口腔医学杂志
Chinese Journal of Stomatology
; (12): 182-185, 2012.
Article
em Zh
| WPRIM
| ID: wpr-281635
Biblioteca responsável:
WPRO
ABSTRACT
<p><b>OBJECTIVE</b>To evaluate the dimensional stability and detail reproduction of five additional silicone impression materials after autoclave sterilization.</p><p><b>METHODS</b>Impressions were made on the ISO 4823 standard mold containing several marking lines, in five kinds of additional silicone. All the impressions were sterilized by high temperature and pressure (135 °C, 212.8 kPa) for 25 min. Linear measurements of pre-sterilization and post-sterilization were made with a measuring microscope. Statistical analysis utilized single-factor analysis with pair-wise comparison of mean values when appropriate. Hypothesis testing was conducted at alpha = 0.05.</p><p><b>RESULTS</b>No significant difference was found between the pre-sterilization and post-sterilization conditions for all locations, and all the absolute valuse of linear rate of change less than 8%. All the sterilization by the autoclave did not affect the surfuce detail reproduction of the 5 impression materials.</p><p><b>CONCLUSIONS</b>The dimensional stability and detail reproduction of the five additional silicone impression materials in the study was unaffected by autoclave sterilization.</p>
Texto completo:
1
Base de dados:
WPRIM
Assunto principal:
Polivinil
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Elastômeros de Silicone
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Siloxanas
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Teste de Materiais
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Química
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Esterilização
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Materiais para Moldagem Odontológica
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Modelos Dentários
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Temperatura Alta
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Métodos
Tipo de estudo:
Prognostic_studies
Idioma:
Zh
Ano de publicação:
2012
Tipo de documento:
Article