Search results
Results From The WOW.Com Content Network
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 ...
Alginate impression of the upper dental arch. Alginate is an elastic irreversible hydrocolloid and one of the most common impression materials. It has a mixing time of 45–60 seconds and is fast setting. [19] Advantages of alginate are it has good surface detail, it is elastic so it works well with undercuts, it has a low wetting angle and it ...
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 ...
Alginate is used as an ingredient in various pharmaceutical preparations, such as Gaviscon, in which it combines with bicarbonate to inhibit gastroesophageal reflux. [citation needed] Sodium alginate is used as an impression-making material in dentistry, prosthetics, lifecasting, and for creating positives for small-scale casting. [citation needed]
Transitioning into a new environment can be a daunting experience for anyone, and animals are no exception. This was certainly the case for Nala, a timid Bernese Mountain Dog, who had a tough time ...
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.
A judge on Tuesday declined to immediately block Elon Musk's government efficiency department from directing firings of federal workers or accessing databases, but said the case raises questions ...
Participants taking semaglutide lost almost 15 percent of their body weight. Those taking the placebo lost about 2.5 percent. More recent papers back this up and show benefits beyond weight loss.