Endodontics L7: Rubber Dam isolation in endodontics

Question 1

Q25: when would you use a split dam technique?

Answer 1

When the teeth that needs restoring is completely broken down.

Question 2

Q23: sometimes there are gaps present in the rubber dam which compromises moisture control, what would you use to get a fluid tight seal?

Answer 2

Caulking material, or a rubber dam liquid which can be light cured.

Question 4

Q6: how does the use of rubber dam, help protect from ingestion/aspiration?

Answer 4

All work is carried above the rubber dam, which is blocking the oral cavity.

Question 5

Q9: oral microbes are opportunistic pathogens, approximately how many oral species exist and how many bacterial cells are in the mouth?

Answer 5

700 oral species and 10 billion bacterial cells on the mouth.

Question 6

Q10: using a rubber dam is the legal standard of care, instruments can be inhaled/swallowed and this is considered ……………………?

Answer 6

Negligent.

Question 7

Q11: which clamp would you use for molar and premolar teeth?

Answer 7

Winged clamp

Question 8

Q22: which part of the clamp is known to break?

Answer 8

The bow of the clamp

Question 9

Q16? What would you not use an active clamp on?

Answer 9

Ceramic crowns.

Question 10

Q19: which clamp would be used on teeth with minimal coronal tooth structure?

Answer 10

Anterior clamps

Question 11

Q20: are anterior clamps aggressive?

Answer 11

Yes, they need to retract the gingival tissues for placement of composites/Glass Ionomer cervically.

Question 12

Q3: what would you do with floss to help maintain moisture control in the anterior teeth?

Answer 12

Make floss ligatures

Question 13

Q5: how does the use of rubber dam, help with retraction/protection of soft tissues?

Answer 13

The rubber dam isolates the soft tissues and does not allow them in contact with the instruments.

Question 14

Q21: what must you do to all clamps before placing on tooth?

Answer 14

Tied with floss

Question 15

Q17: how many points of contacts does, and active clamp have?

Answer 15

4

Question 16

Q1: rubber dam is used to complete composite fillings, especially on when doing a restoration on which teeth?

Answer 16

Molar teeth

Question 17

Q4: how does the use of rubber dam, help reduce delays during treatments?

Answer 17

It prevents the patient from getting up and drinking and spitting.

Question 18

Q13: which clamps would be first placed on the rubber dam and then taken to the teeth?

Answer 18

Winged clamps.

Question 19

Q7: how does the use of rubber dam, protect the patient during endodontic treatment?

Answer 19

The rubber dam cuts all moisture including saliva, the prevention of the saliva leaking, prevents it from entering the root canal.

Question 20

Q24: what would you give to the patient prior to isolating to teeth?

Answer 20

Mouth wash

Question 21

Q8: how does the use of rubber dam, help protect the dentist and nurses?

Answer 21

Dentist and nurses are protected against infections which can be transmitter by patient’s saliva.

Question 22

Q2: what do these bonded restorations procedures, cores,

veneers,

quartz fibre posts,

ceramic crown

all have in common?

Answer 22

Procedures that require dentine bonding

Question 23

Q15: what would be a good choice of a clamp if a tooth has been badly broken down, partially erupted or has no undercut?

Answer 23

Active clamp

Question 24

Q12: winged clamps for molar and premolar teeth have sight variation? What is the difference between the clamps?

Answer 24

Clamps for the premolar teeth have a smaller wing.

Question 25

Q18: active clamps may traumatise gingival tissues what would be advisable before placing an active clamp?

Answer 25

Using Local Anaesthetic.

Question 26

Q14: which clamps would be directly applied to the tooth first, before applying the rubber dam?

Answer 26

Wingless clamp