Intrapulpal Thermal Changes during Setting Reaction of Glass Carbomer (R) Using Thermocure Lamp

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Tarih

2016

Dergi Başlığı

Dergi ISSN

Cilt Başlığı

Yayıncı

HINDAWI PUBLISHING CORP

Erişim Hakkı

info:eu-repo/semantics/openAccess

Özet

Objectives. Tomeasure the temperature increase induced during thermocure lamp setting reaction of glass carbomer and to compare it with those induced by visible light curing of a resin-modified glass ionomer and a polyacid-modified composite resin in primary and permanent teeth. Materials and Methods. Nonretentive class I cavities were prepared in extracted primary and permanent molars. Glass carbomer (GC) was placed in the cavity and set at 60 degrees C for 60 sn using a special thermocure lamp. Resin-modified glass ionomer (RMGIC) and polyacid-modified composite resin (PMCR) were placed in the cavities and polymerized with an LED curing unit. Temperature increases during setting reactions were measured with a J-type thermocouple wire connected to a data logger. Data were examined using two-way analysis of variance and Tukey's honestly significant difference tests. Results. The use of GC resulted in temperature changes of 5.17 +/- 0.92 degrees C and 5.32 +/- 0.90 degrees C in primary and permanent teeth, respectively (p > 0.05). Temperature increases were greatest in the GC group, differing significantly fromthose in the PMCR group (p < 0.05). Conclusion. Temperature increases during polymerization and setting reactions of the materials were below the critical value in all groups. No difference was observed between primary and permanent teeth, regardless of the material used.

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Anahtar Kelimeler

Kaynak

BIOMED RESEARCH INTERNATIONAL

WoS Q Değeri

Q2

Scopus Q Değeri

Q2

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