Ortho Final

Question 1

What options exist for phase one treatment of maxillary crowding (3)?

Answer 1

1. Expansion, 2. Extract canines and 3. Slight movement of molars/incisors

Question 2

What four reasons are there to do maxillary expansion early?

Answer 2

1. Avoid mandibular shift, 2. Avoid tooth abrasion, 3. provide erupting teeth with more space and 4. avoid mandibular skeletal abnormalities

Question 3

How long does a tongue indentation last?

Answer 3

Up to a year

Question 4

What three things are phase one treatment for mandibular crowding?

Answer 4

1. Expansion, 2. Limited permanent movement and 3. Extraction of canines/premolars

Question 5

Why does phase one treatment not happen often in class 2 patients?

Answer 5

Its not that effective

Question 6

What type of space maintenance should be used for the following: 1st p. molar loss, 2nd p. molar loss, 1st molars lost with incisors erupted, excessive palatal vault, rotation of primary molars into empty space and primary canine loss?

Answer 6

1. Band and loop, 2. Distala shoe, 3. lingual arch, 4. Nance, 5. transpalatal arch, 6. Lingual spur