2. Tissue Management II

Question 1

The decision of weather to use single or double cord technique depends on what factor

Answer 1

sulcus depth

Question 2

In double cord technique what is the purpose of leaving in the small cord during the impression

Answer 2

control bleeding and helps maintain displacement

Question 3

What is the purpose of the second cord in double cord technique

Answer 3

tissue displacement

Question 4

How long should the cords be left in the sulcus before the impression

Answer 4

5 mins

Question 5

Before removing the large cord from the sulcus you should

Answer 5

wet it (so you don’t rip the epithelium and induce bleeding

Question 6

The small cord can only stay in during the impression under what circumstances

Answer 6

if it is entirely apical to the finishline

Question 7

How do you know when you have adequate cord displacement

Answer 7

Occlusal view need to see the whole finish line, whole cord, and gingiva
-No gingiva overlapping the cord

Question 8

Where should you begin placing the cord

Answer 8

interproximally

Question 9

Cord packing instrument is angled how to pack cord

Answer 9

toward the root surface (consider the angulation of the long axis of the tooth)

Question 10

After wetting the cord to remove it what should be done

Answer 10

dry the tooth/sulcus

Question 11

If you can’t manage the gingival bleeding for the impression what should be done

Answer 11

Defer the impression

• Fabricate a good intrim
• Strict OHI
• Wait 1-2 weeks
• Consider 7-10 day use chlorhexidine

Question 12

In addition to astringents what else can be done to help manage bleeding

Answer 12

LA with 1:50,000 epi

• Inject bleeding points
• May produce techycardia

Question 13

How often is chlorhexidine recomended for use and why

Answer 13

1 week per month due to staining and taste alteration