3. Adhesive Dentistry, II

Question 1

Class V Composite Resin Procedure

Abfraction
- ____, ____, ____ shaped

Answer 1

wedge
saucer
mixed

Question 2

Class V Composite Resin Procedure
In addition to Rubber Dam, place the ____ clamp and ____ (as was done in previous Cl V
amalgam exercise) NO ____ needed

Answer 2

212
floss
matrix band

Question 3

Class V Composite Resin Procedure

Selective Self Etch:
Application of gel etchant –Etch ____
only, not dentin

Primer and bonding agent applied internally on
____

Answer 3

enamel

dentin

Question 4

Class V Composite Resin Procedure

Place material with composite instrument in ____ mm increments
Cure for ____ seconds with each increment
Cure from the ____ for this procedure

Answer 4

1
20
facial

Question 5

Common Problems – Reason for Failure

Poor Isolation
  Causes
   No rubber dam or \_\_\_\_ rubber dam
   Inadequate \_\_\_\_ isolation
   \_\_\_\_ technique
   Preparation so deep \_\_\_\_ it cannot be isolated

Answer 5

leaking
cotton roll
careless
gingivally

Question 6

Common Problems – Reason for Failure

Poor Isolation
  Solutions
   Better \_\_\_\_
   Repeat \_\_\_\_ procedures (if area is contaminated)
   Change to a \_\_\_\_ restorative material

Answer 6

technique
bonding
nonbonded

Question 7

Common Problems/Reasons for Failure

White Line or Halo
Microfracture of ____ caused by:
Inadequate ____ and bonding of the area
Gap formation from excessive ____ stresses
Traumatic ____ or finishing techniques
____ layer in between increments of composite resin**

Answer 7

marginal enamel
etching
polymerization shrinkage
contouring
bonding agent

Question 8

Common Problems/Reasons for Failure

White Line or Halo
  Solutions
   \_\_\_\_, prime, and bond area
   \_\_\_\_ remove fault and re-restore
   Use atraumatic finishing techniques   
\_\_\_\_, \_\_\_\_ pressure
   \_\_\_\_ place composite material

Answer 8

re-etch
conservatively
light
intermittent
incrementally

Question 9

Common Problems/Reasons for Failure

Voids

• Causes
  ____ left between increments during
  insertion
  ____ composite pulling away from preparation during insertion

Answer 9

spaces

tacky

Question 10

Common Problems/Reasons for Failure
Voids
  Solutions
   More careful  \_\_\_\_
   Repair marginal voids by preparing the area and re-restoring

Answer 10

technique

Question 11

Common Problems/Reasons for Failure

Light or Missing Contacts
Causes
Inadequately contoured ____ band
Inadequate ____
Matrix band ____ during composite resin insertion
Matrix band not in ____ contact with adjacent proximal surface

Answer 11

matrix
wedging
movement
direct

Question 12

Common Problems/Reasons for Failure

Light or Missing Contacts
Causes

   \_\_\_\_ composite resin pulling away from matrix contact area during insertion
   Matrix band too \_\_\_\_
   No \_\_\_\_
   Wedge too \_\_\_\_
   \_\_\_\_ away contact

Answer 12

tacky
thick
wedge
big
polish

Question 13

Common Problems/Reasons for Failure
Light or Missing Contacts

Solutions
Properly ____ matrix band
Have matrix in contact with ____ tooth
Firm ____ technique with correct wedge
Be careful with insertion technique!

Answer 13

contour
adjacent
wedging

Question 14

Common Problems/Reasons for Failure

Incorrect Shade
  Causes
   Inappropriate \_\_\_\_ lighting
   Shade selection after \_\_\_\_ tooth
   Shade selection with \_\_\_\_ on
   Shade \_\_\_\_ not matching composite resin shade
   Wrong shade selected

Answer 14

operator
drying
rubber dam
tab

Question 15

Common Problems/Reasons for Failure

Incorrect Shade

Solutions
____ light if possible
Select before ____ tooth
____ place on tooth and cure
Do not shine operating light ____ on area during shade selection
Understand ____ of different shades for natural teeth

Answer 15

natural
isolating
preoperatively
directly
typical zones

Question 16

Common Problems/Reasons for Failure
Poor Retention

  Causes
\_\_\_\_ of operating area
   Poor \_\_\_\_ technique
   Not following instructions for material    
Inadequate \_\_\_\_ form

Answer 16

contamination
bonding
preparation

Question 17

Common Problems/Reasons for Failure

Incorrect Shade

  Solutions
   Keep area well \_\_\_\_ when bonding
   Explicitly follow \_\_\_\_ directions
   Understand the bonding systems used
   Use appropriate \_\_\_\_ and use secondary retention, if needed

Answer 17

isolated
manufacturer’s
bevels

Question 18

Common Problems/Reasons for Failure

Improper Polishing
Causes

Injuring ____ tooth structure
____ restoration
____ restoration
Ditching ____

Answer 18

adjacent
overcontouring
undercontouring
cementum

Question 19

Common Problems/Reasons for Failure

Improper Polishing
Solutions

Careful with ____
Proper matrix with appropriate ____ and ____ contours
Create ____ to match adjacent tooth
Remember ____ form of preparation

Answer 19

polishing burs/discs
axial
line angle
embrasures
outline form