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Operative Dentistry > Exam 2: Sealants!! > Flashcards

Exam 2: Sealants!! Flashcards

1
Q

Sealants are thin _____ coatings bonded to enamel to act as a physical barrier to bacteria.

A

resin

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2
Q

What is the most popular type of unfilled resin used in sealants?

A

Bis-GMA (BISphenol A - Glycidyl MethAcrylate)

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3
Q

If a sealant does have a filler, what is the typical range of % filler in the sealant?

A

6-50%

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4
Q

What are the two ways to cure a sealant?

A

1.Chemical 2. Light

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5
Q

When light curing a sealant, it takes ___ seconds, uses visible ____ light, and you hold it __ mm from the tooth.

A

20 seconds, blue, 1mm

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6
Q

Review: Caries Epidemiology–___% of children 6-19 years had dental caries in their permanent teeth. AND A small group (20%) of kids had ___% of the caries – these are kids in high risk groups

A

42%…80%

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7
Q

Sealants can reduce caries by ___% at 4 years after placement.

A

75%!!!

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8
Q

Sealants can ______ the progression of incipient caries up to 70%.

A

ARREST

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9
Q

When the tooth is partially erupted (and we can’t maintain moisture control), what do we use instead of a sealant?

A

A Glass Ionomer

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10
Q

ADA Guidelines: The use of _______ is not necessary for the detection of early lesions.

A

explorers

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11
Q

ADA Guidelines: The clinician should use recent ________, if available, in the decision-making process but should not obtain radiographs for the sole purpose of placing sealants.

A

radiographs

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12
Q

ADA Guidelines: There are many technologies that detect caries. Recent reviews suggest that these devices should be used only as _______ devices.

A

adjunctive

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13
Q

ADA Guidelines: These devices should serve primarily as a support tool for making preventive treatment plan decisions in conjunction with ________.

A

CAMBRA

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14
Q

Risk Factors to determine Sealant Use: Age—Newly erupted enamel needs to undergo a _______ process. Daily acid attacks & surface ion exchange gradually replaces the _______ inclusions with F & more insoluble mineral complexes.

A

maturation….carbonate

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15
Q

Risk Factors to determine Sealant Use: What are the 2 most caries susceptible teeth?

A
  1. Lower molars (50%) 2.Upper Molars (35-40%)….THE REST-it goes highest risk in posterior and lowest risk in anterior.
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16
Q

Risk Factors to determine Sealant Use: Fissures with ______ DO NOT SEAL.

A

OBVIOUS CARIES

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17
Q

When doing a sealant, these two burs are handy in case of a FISSUREOTOMY!!!

A

1/4 round bur AND 132F diamond

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18
Q

OWN THIS: WHAT ARE THE 8 STEPS TO APPLY A SEALANT?!?!

A
  1. Isolate with rubber dam 2. Cleanse with pumice and brush 3. Rinse and dry thoroughly 4. Apply acid for 20 seconds 5. Rinse and dry completely. If contaminated, re-etch 15 sec. 6. Apply sealant with brush or syringe 7. Cure 20 sec. each area 8. Check retention, occlusion, and contacts
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19
Q

OWN THIS: WHAT ARE THE 8 STEPS TO APPLY A SEALANT?!?!…#1-Isolate with a _______.

A

Rubber Dam

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20
Q

OWN THIS: WHAT ARE THE 8 STEPS TO APPLY A SEALANT?!?! #2-Cleans with ______ and a brush.

A

pumice

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21
Q

OWN THIS: WHAT ARE THE 8 STEPS TO APPLY A SEALANT?!?! #3-Rinse and ____ thoroughly.

A

DRY

22
Q

OWN THIS: WHAT ARE THE 8 STEPS TO APPLY A SEALANT?!?! #4-Apply acid for ___ seconds.

A

20 seconds

23
Q

OWN THIS: WHAT ARE THE 8 STEPS TO APPLY A SEALANT?!?! #5 Rinse and _____ completely. IF CONTAMINATED, re-ETCH for ___ seconds.

A

DRY!!!…..15 seconds

24
Q

OWN THIS: WHAT ARE THE 8 STEPS TO APPLY A SEALANT?!?! #6- Apply the ______ with a brush or syringe.

A

sealant

25
Q

OWN THIS: WHAT ARE THE 8 STEPS TO APPLY A SEALANT?!?! #7–CURE for ___ seconds in EACH area.

A

20 seconds

26
Q

OWN THIS: WHAT ARE THE 8 STEPS TO APPLY A SEALANT?!?! #8-Check retention, ______, and contacts.

A

occlusion

27
Q

When placing sealants, working with an _______ will IMPROVE the overall retention rate!

A

assistant (they help keep it DRY!)

28
Q

When giving patient instructions: give them a great _____ line and always use ______ encouragement and dialogue, its ESSENTIAL!!!

A

story line…positive

29
Q

To isolate the teeth, which method is the best? Cotton rolls? Dri-Angles? Rubber Dam?

A

Rubber Dam!

30
Q

When placing a Dri-Angle, the cotton side faces the patient’s ______.

A

cheek

31
Q

When pumicing the tooth first, do not use ______ polishing pastes.

A

flavored

32
Q

What are the 2 approaches to placing a sealant? (which one is most commonly used?)

A

1.non-invasive= routine-90%….2.invasive-fissurotomy

33
Q

The normal % _______ acid in etch is 35-50%.

A

Phosphoric Acid

34
Q

Deciduous teeth are etched ___ longer.

A

2x

35
Q

Etching makes ______ tags, which will create ________ retention.

A

resin…micromechanical

36
Q

If you are going to go the extra mile and use a bond, make sure you use one WITHOUT ______.

A

Self-etch

37
Q

When applying the sealant, place it in the groove/pit with the _____ elevation and let ______ flow it evenly.

A

highest…gravity!

38
Q

After placing the sealant remove bubbles/voids with ______.

A

an explorer

39
Q

Cure the sealant for a minimum of ___ seconds, but Dr. H prefers to cure for _______.

A

20 seconds…1 minute

40
Q

WHAT IS THE FIRST THING YOU DO AFTER CURING THE SEALANT???? What are the 3 reasons for doing this?

A

Rinse the teeth or wipe with gauze!!! 1. Removes Oxygen Inhibited Layer 2. Removes bad taste 3. Reduces BPA exposure (xenon-estrogen)

41
Q

What are the two burs we use to adjust occlusion after placing a sealant????

A

1.Ultrafine football diamond 2. #7404 (multi fluted carbide)

42
Q

Lastly after getting occlusion correct, _____ to check the contacts and give _______ to child AND parent.

A

floss….home care instructions

43
Q

How long does the patient have to wait to eat after a sealant?

A

They don’t! As long as they are not numb…TRY to stay away from hard foods though for a day.

44
Q

When I enter the sealant procedure into the patient’s chart, I add: the ____, the ____ and surfaces sealed, the ______ and rationale for Tx, how I ______ from saliva and the ______ I used to seal, and that I gave ______ to kid and parent.

A

date, tooth, diagnosis, isolated, materials, post-op instructions

45
Q

What is the most common failure of sealants related to? What are some other reasons?

A

moisture! not enough isolation…then oil from paste or air/water syringe.. not enough etch, and occlusion

46
Q

Most sealant failures will show up within the first ___-___ months. Where all or part of the sealant will come off.

A

3-6 months

47
Q

When checking previous sealants, check for discolorations around the ______ of the sealant and _____ the sealant.

A

margins….underneath

48
Q

If a sealant is partially lost: reduce & _______ remaining sealant. Pumice tooth, _____ & reapply sealant. Or remove ____ of remaining material and reapply following the initial procedure.

A

roughen…etch…ALL

49
Q

What is a major benefit of the temporary GI for hard to control moisture situations?

A

Fluoride Release!!

50
Q

In a GI situation, full eruption of molars can take ___-___ months.

A

6-12 months.

Operative Dentistry (25 decks)

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