Browsing Department of Orthodontics and Paediatric Dentistry by Author "Osman, Yusuf Ismail"
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A comparative study to determine the shock absorption ability of two popular mouth guards available on the South African market
Mohamed, Nadia; Grobler, Sias Renier; Basson, N. J.; Osman, Yusuf Ismail; Mulder, Riaan (Electronic Doctor (E-Doc) Publishers & SADA, 2017)It is expected that most mouth guards will provide some level of protection to teeth. In this study a device was developed to measure the relative impact absorption of two different mouth guards (Proform, Type III ... -
Volumetric change of flowable composite resins due to polymerization as measured with an electronic mercury dilatometer
Mulder, Riaan; Grobler, Sias Renier; Osman, Yusuf Ismail (Herbert Publications Ltd., 2013)BACKGROUND: To determine the total volumetric change and the relative speed of shrinkage of bulk fill flowable composites during polymerization. MATERIALS AND METHODS: A specially designed electronic mercury dilatometer ...