Tooth whitening
Tooth Whitening Procedures and Orthodontic Treatment : A Survey of Orthodontists
... most whitening products, and as it degrades, free radicals are produced which are able to diffuse rapidly through both enamel and ...the tooth or absorb less light ...for tooth whitening, ...
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Tooth whitening with hydrogen peroxide in adolescents: study protocol for a randomized controlled trial
... to tooth whitening with 6% and ...the whitening procedures, the participants will be evaluated using a visual analog scale for tooth sensitivity and digital spectrophotometry to measure ...
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High Resolution 1H NMR Investigations of the Oxidative Consumption of Salivary Biomolecules by a Tooth Whitening Formulation: Relevance to Safety Issues
... dual-syringe tooth- whitening product, a specially-designed mouth retractor is employed to retract the lips away from the teeth, and then the wy10 bleaching gel/activator mixture is painted onto ...
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Tooth whitening activity of a novel home bleaching system utilising thermal diffusion : a multifactorial simultaneous evaluation of efficacy at cervical, body and incisal tooth sites
... three tooth regions ...each tooth area demonstrated that there were no significant differences between these sub-regions (each located one-half of a 'window' away from the centre) and the centre for either ...
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In vitro tooth whitening effect of two medicated chewing gums compared to a whitening gum and saliva
... Medicated chewing gums containing nicotine are designed to be used as oral substitutes to cover the former smoker's nicotine needs. The smoking population has a higher prevalence of dental problems such as periodonti- ...
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<title>Use of quantitative light-induced fluorescence to monitor tooth whitening</title>
... Once the fluorescent image of the tooth has been captured and recorded by the PC, analysis of the stain can be initiated by a user-defined patch with borders placed on sound enamel surro[r] ...
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Evaluation of the Effect of Teeth Whitening Strips on Dental Plaque pH
... the whitening agents loaded on the strips, which release HP shortly after contacting the teeth (for 5 to 60 ...the whitening efficacy of these strips is similar to that of other tooth whitening ...
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'Filling' anxious at the dentist's cell: regrowth for a new smile
... toothpaste or using oss and an interdental brush at least once a day also helps. Adopting a healthier lifestyle such as not smoking or avoiding excessive alcohol consumption may prevent further tooth caries. ...
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Roles of Bmp4 during tooth morphogenesis and sequential tooth formation
... exhibit tooth developmental arrest at the early bud stage accompanied by loss of Bmp4 and Msx1 expression in developing tooth mesenchyme (Peters et ...in tooth developmental arrest at the bud stage ...
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Influence of Dentifrices on Teeth Restored with Esthetic Restorative Materials
... mechanical tooth brushing results in abrasion of the surface of the restorative ...materials. Tooth brushing can erode the softer polymer matrix, leaving the harder reinforcing particles standing higher in ...
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Natural tooth pontic: Salvaging smile in a trice
... An immediate temporary replacement is an ideal interim restoration. The most commonly used one is the transitional acrylic resin removable partial denture. (Weintraub, 1989; Ettinger, 1975) These have the disadvantage of ...
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An avulsed tooth
... Healing with surface resorption: is repair-related resorption (also described as surface resorption). It is a transient process involving small areas on the root surface following luxation and avulsion injuries. ...
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Tooth shape formation and tooth renewal: evolving with the same signals
... Mammalian molars do not have replacement teeth and individual molars develop from distal extension of the dental lamina. Molars develop sequentially, as do other teeth of the primary dentition; thus, in mice and humans ...
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Study on the Instantaneous Temperature and Life Prediction of Polymer Gear Based on ANSYS/LS DYNA
... It can be seen from Figure 5 that there are two peaks in the position of the tooth surface near the tooth root and the tooth top position, where are the gear meshing and the meshing posi[r] ...
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SACOBRA with Online Whitening for Solving Optimization Problems with High Conditioning
... This work focuses on surrogate-assisted optimization of functions with mod- erate or high condition numbers. In Sec. 2, we provide some illustrative insights why such functions are tricky to optimize with ...
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Security Amplification against Meet-in-the-Middle Attacks Using Whitening
... key whitening with sub-keys derived from k , if it is performed with an XOR operation, it may be better to combine the output of f with modular addition, in order to make it non-linear with respect to this ...
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The role of traditional healers in tooth extractions in Lekie Division, Cameroon
... for tooth extraction by placing the pulp of the plant onto the aching tooth, where it was left in place for several weeks causing disintegration of the tooth which is then removed in pieces, with ...
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Possible Causes of Tooth Wear in Medieval Icelanders
... Iceland‘s history of food and nutrition can shed light on tooth wear in ancient Icelanders. Because of lack of salt, drying was one of two most popular ways for preserving food mostly used for fish that was ...
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Field Failure Analysis of DTH Hammer Bit
... © 2017, IRJET | Impact Factor value: 6.171 | ISO 9001:2008 Certified Journal | Page 902 Zhu et al. tested beveled shoulder threads (BST) in the horizontal directional drilling (HDD) technology. The BST revealed their ...
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An Analysis of the Surface Geometric Structure and Geometric Accuracy of Cylindrical Gear Teeth Manufactured with the Direct Metal Laser Sintering (DMLS) Method
... Depending on the application, gear transmissions should be characterized by suitable geometric and kinematic accuracy, as well as durability [14]. The structure of DLMS-fabricated gears is porous, which enables their ...
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