1/26/17 Basic principles of perio surgery

Question 1

When do you use the envelope flap?

Answer 1

• When anatomic limitations are present

- When primary closure is necessary

Question 2

Is the envelope flap usually full thickness or partial thickness?

Answer 2

-Full thickness

Question 3

What does tension in a flap cause?

Answer 3

-Destruction of the capillaries

Question 4

Should envelope flaps have vertical releasing incisions?

Answer 4

-No

Question 5

How many vertical releasing incisions should the released flap have?

Answer 5

-one or two

Question 6

T/F The released flap extends beyond the MGJ?

Answer 6

-True

Question 7

If you have teeth that have decayed or fractured below the gingival margin with impingement of the biologic width what is that an indication for?

Answer 7

-Crown lengthening

Question 8

If you have excessive wear of the dentition. The clinical crown is inadequate for the retention of a cast restoration is an indication for what?

Answer 8

-Crown lengthening

Question 9

In the gingiva what would be an indication for crown lengthening?

Answer 9

-A “gummy smile”

Question 10

After doing the crown lengthening surgery how long do you wait for healing?

Answer 10

-6 - 12 weeks