It is important for the dental assistant to know the normal anatomy of each tooth. What is a term used to describe the shifting of opposing teeth? (Supereruption.) Show
Custom Provisional Coverage
Custom provisional coverage is designed specifically for the needs of each patient. Different shades of acrylic are available. Which teeth would benefit most from the shaded acrylic? Why? Custom Provisional CoverageWhich tooth is involved? Notice the anatomy that has been trimmed into the temporary coverage. Criteria for Constructing Provisional Coverage
What does the margin look like on a prepared tooth? Why are aesthetics an important consideration for the patient? What is the provisional coverage cemented with? Preformed Polymer Crowns
Does this type of provisional coverage require a preliminary impression? Can shaded acrylic be used? Why or why not? Notice that the anatomy of this temporary was preformed. Little adjustment is necessary to add anatomic details. + Aluminum Crowns
Why are aluminum crowns not used on anterior teeth? These crowns can be lined with acrylic for a more customized fit. Preformed Polycarbonate Crowns
Preformed polycarbonate crowns are commonly used in cases involving fracture of an anterior tooth. As a result of the missing tooth structure, no preliminary impression can be taken. These crowns have easy-grab tabs and are easily adjusted. They can be lined with acrylic for a better fit. Several options can be tried. Can a preformed polycarbonate crown be disinfected after try-in? Custom Temporary Crowns
As a result of the missing tooth structure, no preliminary impression can be taken. These crowns have easy-grab tabs and are easily adjusted. They can be lined with acrylic for a better fit. Home-Care Instructionsfor Provisional Coverage
What are some examples of sticky foods? (The dental assistant should always give examples of foods the patient should avoid.) What is the purpose of provisional coverage quizlet?To reduce sensitivity and discomfort of a prepped tooth, to protect the margins of the prep, maintain function and esthetics, and to prevent shifting of adjacent and opposing teeth.
What is the purpose of a provisional restoration?Provisional restorations are often used during complex restorative dental procedures to serve as temporary prosthetic replacements while patients wait for a permanent restoration.
What are two types of provisional coverage?Two types of provisional coverage are commonly used: custom and prefabricated. The dentist will determine the type of coverage needed according to the individuals and oral condition.
What is the purpose of making a provisional crown for the patient?A temporary crown is an integral component in a dental crown procedure. Also known as a provisional crown or interim crown, a temporary crown is used to protect the tooth when the permanent crown is being made in the lab. Temporary crowns are typically made from acrylic resins.
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