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2. Dental impression - Wikipedia

   en.wikipedia.org/wiki/Dental_impression

   An impression body, made from alginate impression material. 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 ...

3. Polyvinyl siloxane - Wikipedia

   en.wikipedia.org/wiki/Polyvinyl_siloxane

   It is also used in other contexts where an impression similar to a dental impression is needed, such as in audiology (to take ear impressions for fitting custom hearing protection or hearing aids [2]) or in industrial applications (such as to aid in the inspection of interior features of machined parts, for example, internal grooves inside ...

4. Dental material - Wikipedia

   en.wikipedia.org/wiki/Dental_material

   Impression materials are designed to be liquid or semi-solid when first mixed, then set hard in a few minutes, leaving imprints of oral structures. Common dental impression materials include sodium alginate, polyether and silicones. Historically, plaster of Paris, zinc oxide eugenol and agar were used.

5. Zinc oxide eugenol - Wikipedia

   en.wikipedia.org/wiki/Zinc_oxide_eugenol

   Zinc oxide eugenol is also used as an impression material during construction of complete dentures and is used in the mucostatic technique of taking impressions, usually in a special tray, (acrylic) produced after primary alginate impressions. However, ZOE is not usually used if the patient has large undercuts or tuberosities, whereby silicone ...

6. Dental composite - Wikipedia

   en.wikipedia.org/wiki/Dental_composite

   Dental composites. Glass ionomer cement - composite resin spectrum of restorative materials used in dentistry. Towards the GIC end of the spectrum, there is increasing fluoride release and increasing acid-base content; towards the composite resin end of the spectrum, there is increasing light cure percentage and increased flexural strength.

7. Digital dentistry - Wikipedia

   en.wikipedia.org/wiki/Digital_dentistry

   Conventional dental impressions are made by placing an impression material loaded on an impression tray over the dental arches. As it sets a negative imprint of the soft and hard tissues in the mouth.