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Hypodontia is defined as the developmental absence of one or more teeth excluding the third molars.It is one of the most common dental anomalies, and can have a negative impact on function, and also appearance.
Whitening, or "tooth bleaching", is the most common cosmetic dental procedure.Whitening is a safe process that is effective for most patients. Multiple whitening options are available, including over the counter products such as Crest Whitestrips, as well as dentist-supervised methods such as in-office treatments or at-home treatments involving trays with a peroxide gel.
The most coronal position of untouched tooth structure (that is, the continual line of original, undrilled tooth structure at or near the gumline) is referred to as the margin. This margin will be the future continual line of tooth-to-restoration contact and should be a smooth, well-defined delineation so that the restoration, no matter how it ...
Veneers are a prosthetic device, by prescription only, used by the cosmetic dentist. A dentist may use one veneer to restore a single tooth or veneer with high quality that may have been fractured or discolored, or in most cases multiple teeth on the upper arch to create a big bright "Hollywood" type of smile makeover.
Dental porcelain (also known as dental ceramic) is a dental material used by dental technicians to create biocompatible lifelike dental restorations, such as crowns, bridges, and veneers. Evidence suggests they are an effective material as they are biocompatible , aesthetic , insoluble and have a hardness of 7 on the Mohs scale .
Although veneers looked better, these materials did not match the structure or characteristics of the tooth enamel and replacement was frequently needed. As far back as 1916, some researchers were advocating instead removing a thin layer of the outermost enamel to expose the (presumably) undamaged layer underneath. [ 1 ]
Entrance to a SmileDirectClub SmileShop. The company initially partnered with Align Technology as an exclusive third-party distributor for its aligners. [12] After a dispute over violation of a non-compete clause claiming Align "misused confidential SmileDirectClub information and violated its fiduciary duties," Align was ordered by an arbitrator to close its retail locations and return its ...
GDP growth hit 4.9% in the third quarter of 2023 and the year ended with stocks near record highs, with robust holiday spending. [ 367 ] [ 368 ] [ 369 ] Biden signed numerous major pieces of economic legislation in the 117th Congress , including the American Rescue Plan , Infrastructure Investment and Jobs Act , CHIPS and Science Act , and the ...