1
Q
What to do with deep bite, severe Class II, short face?
A
Don’t level curve of spee
2
Q
What determines the amount of maxillary impaction?
A
Max incisors at rest
3
Q
How to set up surgery extraction case?
A
Don’t minimize OJ
4
Q
What supplies the Le Fort segment? What is most likely cut? What limits impaction of maxilla in Le Fort?
A
- Ascending pharyngeal artery (from external carotid) and ascending palatal artery (from facial artery)
- Descending palatine artery
- Inferior turbinates
5
Q
What to do for 15 year old with hyperplastic condyle?
A
High condylectomy
6
Q
Does symphyseal distraction effect TMJ?
A
No
7
Q
Healing time for Le Fort I and 3 piece? When to extract 8s?
A
- 8-10 weeks
- 6 months before surgery
8
Q
Most stable and predictable?
Least stable and predictable?
A
- Maxilla up, Mandible forward, Chin - any direction
- Mandible back, Maxilla down, Maxilla wider
