Exp Func Temp Rest Flashcards
How long is a provisional worn
Approx 2 weeks
What is the temp held in place with
Temp cement
What is most common provisional used in dental practice
Custom acrylic temp crown
What are temp crowns made of
Polycarbonate, stainless steel, gold anodized, ISO-form/tin-can (tin-silver), strip (plastic)
What material is most commonly used for custom temp
Acrylic (most common) or composite
What can a custom temp be used for
Anterior and posterior teeth
Preformed/prefabricated temp is used for what
Anterior and posterior teeth
What is the preformed temp best for
Single crown prep
What are the types of preformed crowns
Polycarbonate, stainless steel, polymer
What are disadvantages of preformed crowns
Not natural looking, doesn’t fit as well, cannot be used for multiple adjacent crown prep veneer or bridge
Can an RDA fabricate and cement a temp and if so under what supervision
Yes and D
Guidelines for fabricating a temp
Check proper contacts on medial/distal, check height of occlusion, check margin, esthetics, doesn’t extend past margin
How are temp veneers held in place
Temp bond
When will removal of provisional happen
Approx 2 weeks after placement
What is used to clean the prepped area after removal of temp
Concepsis
What does concepsis do and who is made by
Ultradent and it removes bacteria on prepped tooth
What are provisional stainless steel crowns used for
Provisional in adult, perm in pedo
What are stainless steel crowns used for with pedo
Restore severely decayed primary teeth that need to be retained until ready to be exfoliated
What are stainless steel crowns placed on posterior in adults
Not esthetically pleasing
Why is stainless steel chosen
Strength can withstand enormous bite pressure
What is festooning
Trimming
How does the dentist select a size 4 stainless steel provisional
Guess size, must have mesial and distal I’ll contact covers entire prep fit snugly
Steps for preparing a stainless steel crown for placement
Tooth is prepped clean and dry, select the size, trimming and cramping, cementation
Is placing a provisional stainless steel crown and already a duty and if so under what supervision
Yes and D
What kind a restorations are glass ionomer’s used for
Permanent
What is glass ionomer primarily used for
Permanent cement for metal restorations
What does a glass ionomer release
Fluoride makes formation of recurrent decay slower
What are advantages of glass ionomer
Adheres to slightly moist tooth, less drama to pulp, fluoride release, versatile
Examples of glass ionomer
Ketac cem, Fuji, vitrebond, rely-x
What kind of cement is composite resin cement
Permanent
What is composite resin cement used for
All ceramic/all porcelain crowns, bridges, inlays/on ladies, the New Year’s, orthodontic bands/brackets
What are examples of composite resin cement
Panavia, nexus
What type of cement is zinc oxide Eugenol cement
Permanent and temporary
What is type 1ZOE used for
Provisional temporary cementation (temp bond)
What is type 2ZOE used for
Permanent cement Tatian of cast restorations (Z0E2200)
What is Polycarboxylate cement used for
Permanent restoration
What is another function of polycarboxylate cement
Can be used as a base under direct restorations, cementation of orthodontic bands
What are the types of polycarboxylate cement
Duralon, hy-bond
What type of cement is zinc phosphate
Permanent
What is zinc phosphate used for
Final cementation of crowns, inlays, onlays, bridges, base under direct restorations
What quality does zinc phosphate have
Exothermic
Examples of zinc phosphate
Fleck’s, elite
What is used to trim around the margin of the stainless steel crown
Crown and bridge scissors
What do you do once you reach the correct height of occlusion
Smooth with a green stone
What will happen if the cervical margin is too tight
It will not fit over the prep
Steps for fabrication and cementation of a single custom acrylic provisional
impression, dry and isolate prepared tooth, vaseline on prep, Phil impression with acrylic, wait2 to 3 minutes for acrylic to set, Mark margin and contact point,cement and wait 2 to 3 minutes for cement to set
What are common uses for an IRM
Restoration of primary teeth, restorative emergencies, carries management programs, placement as a base