Comparison of microleakage and thermographic evaluation of root canal irradiated by Er:YAG and Nd:YAG lasers
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2001
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CONGRESS OF THE GERMAN SOCIETY FOR LASER DENTISTRY DGL, 10th
Resumo
Purpose: This study was carried out to compare the apical leakage after Er:YAG and Nd:YAG lasers irradiation with both techniques: helicoidal and vertical irradiations and to evaluate temperature changes at root
surface.
Materials and Methods: The extracted human teeth were instrumented then treated by Nd:YAG (1,064nm)
and Er:YAG (2,940nm) lasers with two techniques: helicoidal and vertical irradiations. The Nd:YAG laser
parameters was: 100mJ, 15Hz, 1.5W, and for the Er:YAG laser was 160mJ, 10Hz. SEM, and stereoscopy
evaluations were performed.
Results: The apical leakage was less in the teeth treated by lasers, and the irradiation with the Nd:YAG laser
after Er:YAG laser decreased the apical leakage. The thermographic study found that temperature rise was
less than 6°C.
Conclusion: The results suggest the usefulness of Nd:YAG laser intracanal irradia
Como referenciar
GOYA, C.; ZEZELL, D.M.; MATSUMOTO, K.; EDUARDO, C.P. Comparison of microleakage and thermographic evaluation of root canal irradiated by Er:YAG and Nd:YAG lasers. In: CONGRESS OF THE GERMAN SOCIETY FOR LASER DENTISTRY DGL, 10th, May 17-20, 2001, Vienna, Austria. Abstracts... p. 4. Disponível em: http://repositorio.ipen.br/handle/123456789/20782. Acesso em: 30 Dec 2025.
Esta referência é gerada automaticamente de acordo com as normas do estilo IPEN/SP (ABNT NBR 6023) e recomenda-se uma verificação final e ajustes caso necessário.