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Nd:YAG lasers treating of carious lesion and root canal in vitro

  • Danqing Xia
  • , Zenggui Mo
  • , Gang Zhao
  • , Fei Guo
  • , Chao You
  • , Ze Chen
  • , Xiao Zhu
  • , Zhengjia Li
  • , Di Chen
  • , Xiaohong Fan*
  • *Corresponding author for this work
  • Huazhong University of Science and Technology
  • People's Hospital of Huangzhou District

Research output: Contribution to journalArticlepeer-review

Abstract

Dental caries is a transmissible bacterial disease process, with cavities at the end, and caused by acids from bacterial metabolism. The essence of dental treatment is to clean and disinfect bacterial contamination from the tooth. In this work, we tried to demonstrate the cleaning and disinfecting effects of Nd:YAG laser irradiation on dental carious lesion and root canal in vitro. Acousto-optic Q-switched quasicontinuous and Cr3+:YAG crystal Q-switched pulse Nd:YAG lasers were employed to treat caries lesion and the root canal, respectively. Results showed that acousto-optic Q-switched quasicontinuous Nd:YAG laser irradiation and Cr3+:YAG crystal Q-switched pulse Nd:YAG laser irradiation could rapidly clean decayed material and bacterial contamination from dental carious lesion and the narrow tail end of root canal with minimally invasive in vitro, respectively. It was concluded that acousto-optic Q-switched quasicontinuous laser irradiation may be a rapid and effective alternative caries treatment, and Cr3+:YAG crystal Q-switched pulse Nd:YAG laser irradiation may be an effective method for canal cleaning and disinfecting during root canal therapy.

Original languageEnglish
Article number584079
JournalInternational Journal of Photoenergy
Volume2012
DOIs
Publication statusPublished - 2012
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

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