期刊
MATERIALS
卷 15, 期 6, 页码 -出版社
MDPI
DOI: 10.3390/ma15062275
关键词
denture polishing; surface roughness; denture surface; microbial adhesion
类别
资金
- JSPS KAKENHI [JP15K11452]
- Japan Society for the Promotion of Science
Shot blast polishing with viscoelastic media on the mucosal surface of resin denture bases can significantly suppress microbial adhesion while maintaining the fit of dentures.
Surface changes and microbiological effects following shot blast polishing with viscoelastic media of the mucosal surface of resin denture bases were examined. Average surface roughness (Ra) and the depth of surface removal of specimens were measured over time, and the clinical number of microbial adhesions on the mucosal surface of dentures was clinically assessed. The results obtained showed no changes in Ra after 20 s of polishing, Ra of <0.2 mu m, and a depth of surface removal < 20 mu m. This method of finishing did not affect the fit of the mucosal surface of the dentures. Furthermore, the adhesion of microorganisms to the mucosal surface of dentures was significantly suppressed. Shot blast polishing with viscoelastic media is useful for finishing the mucosal surface of resin denture bases.
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