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Dental cermets, also known as silver cermets, were created to improve the wear resistance and hardness of glass ionomer cements by adding silver. Their other advantages are that they adhere directly to tooth tissue, and are radio-opaque , which helps with identification of secondary caries when future radiographs are taken.
Plaster of Paris is a plaster material used for casting impressions, impression plaster for bite registration consists of plaster of Paris with additives, more water can be added to the powder than with the casting material to provide more flow for taking the impression. [16] These additives hasten the setting time and reduce setting expansion ...
An articulator is a mechanical hinged device used in dentistry to which plaster casts of the maxillary (upper) and mandibular (lower) jaw are fixed, reproducing some or all the movements of the mandible in relation to the maxilla. The human maxilla is fixed and the scope of movement of the mandible (and therefore the dentition) is dictated by ...
A custom dental model or plaster cast. A dental impression is a negative imprint of hard and soft tissues in the mouth from which a positive reproduction, such as a cast or model, can be formed. It is made by placing an appropriate material in a dental impression tray which is designed to roughly fit over the dental arches.
In his version of face-bow, he positioned the plaster cast in the articulator in respect to distance of median incisal point from the condyles and all the other points on the occlusal plane. Snow attempted to give the occlusal plane an individual position also in this third dimension : and in order to achieve this he set about as follows.
A dental dam or rubber dam is a thin, 6-inch (150 mm) square sheet, usually latex or nitrile, used in dentistry to isolate the operative site (one or more teeth) from ...
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However, Pierre Fauchard, the father of modern dentistry, is credited for the introduction of tooth polishing to remove dental stains. Early polishing pastes consisted of finely ground coral, egg shells, ginger or salt. [4] Within the last century, Alfred Fones, the founder of dental hygiene, began educating students on coronal tooth polishing ...
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