Restorative Dentistry

Question 1

Cavities

Answer 1

Cavity size crown or fill

Cavity position-aesthetic?

Tooth involved strength?

Extent endo treatment required?

Patients wishes uncooperative

DIFFERENT FILLING 
*temporary restoration-short term-
Zinc oxide and eugenol cement 
Zinc phosphate cement 
Zinc polycarboxlate  cement 

• amalgam posterior teeth bad look
• composite-anteiror teeth good look use for posterior aswell
• glass ionomer resortation-baby teeth releases fluoride

Question 2

Aim

Answer 2

Remove all the carrier remove minimum tooth avoid pulp exposed
To protect Pulp add lining or bases
Adhesive for some
Normal shape for no stagnation
Restore the function of the tooth the aesthetic

Question 3

Blacks classification

Answer 3

CLASS I-occlusal buccal lingual Single surface

CLASS II- 2 surfaces molars premolars Mesial distal

CLASSIii-Canine and incisor mesial or distal

CLASSIV-same as 3 but extend to Insical edge

CLASS V-Cervical Margin any tooth

Question 4

Cavity prep

Answer 4

All plaque and soft Dentine removed
Deepest layer dentine don’t remove pulp exposed
Standard of plaque control depends on longevity

Question 5

Retention filling

Answer 5

Plastic filling- soft plastic set hard 
All temp cement 
Amalgam 
Glass inonmer cement 
Composite 

Preconstructions in lays
Gold
Porecelain
Other cemetic materials

Some instruments 
Mouth mirror 
Right angled probe 
Excavators scoop soft dentine 
Amalgam plugger 
Burnisher
Flat plastic 
College tweezers 
Gingival margin trimmer 
Enamel chisel remove unsupported enamel

Question 6

Cavity lining

Answer 6

Fictions of cavity lining
Pulp protect temperature fluctuations
Chemical irritation non metallic materials
Seals pulp bacteria

Lining used

Question 7

Moisture control

Answer 7

Control blood saliva cooling spray
Fluid inhalation’s
Visibility
Adhesion cements lining acid etch soft tissues

Dry guard cotton woll rubber dam
Dryer 3 in one
Low suction speed high speed

Question 8

High speed and low speed suction

Answer 8

Suction

Saliva ejector

Ejector aspirator

Question 9

Absort materials

Answer 9

Cotton wools dry guard at salivary glands duct

Rubber dam
Mariana dry mouth
Water irrigation helps cross infection

2 main uses
Endodontic treatment prevent inhalation of instruments
Avoid saliva contamination