Sweep 1.1

Question 1

Band & loop

● Loop contacts, but doesn’t encompass—— → allows ——- when lateral incisor erupts

Answer 1

1° canine

lateral canine movement

Question 2

Band and loop

● Loop wide enough for —–

Answer 2

premolar eruption

Question 3

Band and loop

■ Recall every —- months

Answer 3

3-6

Question 4

● Distal shoe

○ Indication ⇒ ONLY when —— lost before eruption of —–

Answer 4

primary 2nd molar

permanent 1rst molar

Question 5

● Distal movement of max. molars (in Class II correction)

○ Class II elastics less effective

Answer 5

Applications of TAD:

Question 6

1. Holding arches
   ○ Construct with ——– (facilitates tooth alignment)
   ■ ———- most reliable; typically keyhole design used
   ○ Resolves —— discrepancies
   ○ Limitations as a tooth mover:
   ■ No —–
   ■ Difficult to move teeth with ——- (can be uncomfortable)

Answer 6

ideal arch form

Soldered arches

faciolingual

rotation

heavy wire

Question 7

1. Holding arches with tooth movement
   ○ LLHA controls —– & coordination
   ■ Can control —– and move teeth (primarily via tipping)
   ■ NOTE: Flat anterior segment does NOT resolve around an ideal arch form
   ○ LLHA can be used as —–
   ○ LLHA biomechanics may require adjustment
   ■ Heavy tipping force, so needs to be placed ——- on teeth you want to move

Answer 7

arch form

arch length

retainer

passively

Question 8

Generalized spacing with protrusion:
○ Fixed appliance
■ Bracket & tube; —— contact
■ Bodily movement with anchorage on ——

Answer 8

molars

2 point

Question 9

Generalized spacing with protrusion:
○	Removable appliance with labial bow
■	----- contact → tips uppers ------
■	Anchorage to -------- (& palate)
●	Retention via -------
■	--- month treatment
●	Activated -------- movement per month

Answer 9

One-point

lingually

posterior attachment

adams clasp

< 6

2 mm for 1 mm

Question 10

● Diastema Treatment options:
○ Tipping with finger spring
■ Reciprocal —-
■ Removable provides short term retention; long term with ———

Answer 10

anchorage

lingual bonded retainer

Question 11

● Diastema Treatment options:
○ Bodily movement with any archwire (round or rectangular) - reciprocal anchorage
■ Long term retention with ——-

Answer 11

lingual bonded retainer

Question 12

● Expansion of ——– least stable

Answer 12

lower canine

Question 13

● Late growth:

○ Maxilla —— growth & Mandible ——- growth post-adolescence

Answer 13

downward

forward

Question 14

○ Women ⇒ more ——— growth; Men ⇒ more ——— growth

Answer 14

maxillary

mandibular

Question 15

Class II mandibular retrusion:
● Treatment with functional appliances
○ Brings mandible ——, ————- & allowing ——- growth
○ Forces push mandible forward & maxilla backward → upper teeth ——; lowers —–

Answer 15

forward

unloading condyle

mandibular

retrude

protrude

Question 16

Class II mandibular retrusion:
● Example of functional appliance pt:
○ Mandible comes forward more than ——
○ Maxilla maintains normal

Answer 16

downward

downward growth, but less forward growth

Question 17

Class III maxillary retrusion
● Treatment with —–
○ Can expect—– mm of forward maxilla growth in year
○ Mandible ——- → patient profile becomes more convex
○ Upper incisor protrusion
● Only effective in children ——— - before sutures fuse

Answer 17

facemask - reverse pull headgear

2-3

rotates down & back

< 10-11 y/o

Question 18

When is early treatment justified:
●	For class II  ⇒  based on

Answer 18

benefits of esthetics or trauma reduction

Question 19

When is early treatment justified:
●	For class III ⇒

Answer 19

True maxillary deficiency
also:
● Posterior crossbites

Question 20

Fracture healing phases:
● Inflammation → ——
● Soft callus → ——— to form around & inside fracture site
● Hard callus → —— to form inside/around fx site; bone ——
● Remodeling → newly formed bone remodeled; bone resorbed to its original condition

Answer 20

bone fractured

soft tissue starts

minerals start

reunites

Question 21

● Start growth modification at CVMS

Answer 21

2 or 3

○ Stage 3 indicates peak growth

Question 22

● Reverse pull → growth modification started late, so only ——- effect (upper proclined)

Answer 22

camouflage

Question 23

Combination of distal crown tip & mesial root tip
● Goal is distal crown tip, but want to prevent extrusion
○ To prevent extrusion → use

Answer 23

T-loops or helical mechanics to intrude tooth &/or move roots mesially

Question 24

Congenitally missing maxillary lateral incisors
● Treatment plan depend on pt:
○ Class II with overjet →

Answer 24

treat canine as lateral & close space to reduce overjet

Question 25

Congenitally missing maxillary lateral incisors
● Treatment plan depend on pt:

○ Class I →

Answer 25

distalize canines to class I position & restore w/ implants

Question 26

○ Alignment: ⇒ initial correction by —–
■ Minimal crowding → non-extraction; teeth tipped labially & buccally to increase arch
■ Moderate/severe crowding → ——-

Answer 26

tipping

extraction

Question 27

○ Leveling
■ Via extrusion - ——-
● Extruding posteriors to fix deep bite → changes ———-
● Easier; less complex biomechanics

Answer 27

continuous arches

vertical dimension

Question 28

○ Leveling
■ Via intrusion - —–
● Intruding anteriors to fix deep bite → No change in ——
● Deep bite with excessive incisor display → anterior intrusion corrects deep bite & reduces incisor display at rest
● Deep bite with ideal incisor display → either extrude

Answer 28

pass arches

vertical dimension

posterior or intrude mandibular anteriors depending on pts face height

Question 29

1. A-P correction, space closure (in extraction cases), & determine optimal anchorage

○ By end of 2nd stage - close remaining spaces in ———, create —— & —— with ideal ———

Answer 29

extraction cases

class I molar

canine

overjet and overbite

Question 30

1. A-P correction, space closure (in extraction cases), & determine optimal anchorage
   ○ Space closure via ——–
   ■ Often a couple mm of space is left in ——
   ■ Canine retraction first, then incisors -
   ● Retracting all 6 to close space requires too much ——

Answer 30

sliding mechanics

1rst PM area

anchorage

Question 31

1. A-P correction, space closure (in extraction cases), & determine optimal anchorage

○ Space closure via ——-
■ Tend to be more complex, traps food, and prone to distortion
■ Used for more complex cases

Answer 31

retraction loop mechanics

Question 32

Root paralleling, torque, & individual tooth precise positioning
○ Individual tooth precise positioning - 1rst, 2nd, 3rd order control
■ Ensure ——
● Correcting midlines best done in —— when closing spaces
● Minor midline deviations can be corrected in ——-

Answer 32

midlines align

2nd stage

3rd stage with asymmetric elastics

Question 33

OSU recommendation - obtain pano —– before finishing, so when you start 3rd stage, all these movements can be accomplished before the brackets are taken off

Answer 33

~3-6 mo

Question 34

Hawley Retainer - most commonly used
○ Holds teeth —— in very precise position, but also allows for —– settling
■ ——– possible - minor tooth position changes possible by adjusting wire

Answer 34

labial-lingually

occlusal

Limited tooth movement

Question 35

Hawley retainer;

○ Passive component ⇒

Answer 35

palatal/lingual acrylic base

Question 36

Hawley retainer:

○ Active component ⇒

Answer 36

labial bow

Question 37

Hawley retainer

○ Retentive clasps on

Answer 37

molars (adams clasps

Question 38

Two types of bonded fixed retainers:

Answer 38

braided, rigid

Question 39

● Braided ⇒ braided wire bonded to ——-
○ —— bonded to wire
○ Light braided twist wire allows for physiologic movement (more flexible?)

Answer 39

lingual aspect of teeth (often canine to canine)

Each tooth

Question 40

● Rigid ⇒ only bonded to the ——-
○ Rigid bar rests on lingual surface & prevents relapse; easier to clean
○ 0.030 wire

Answer 40

terminal teeth

Question 41

Fixed retainers:
● Major indications ⇒ when —— instability anticipated &/or prolonged retention desired
○ Maintenance of ——- position
■ Significant —— tends to relapse
○ Maintenance of space closure
■ Large diastemas also tend to relapse
○ Extraction space maintenance in adult; pontic space maintenance

Answer 41

intra-arch

lower incisor

rotation

Question 42

Fixed retainers:
Disadvantage
○ Does not maintain ———

Answer 42

posterior transverse dimension

Question 43

Removable retainers:
● Indications ⇒ —–
● Advantages ⇒ ——-
○ Controls ——- (Hawley good at retaining deep bite correction)
○ Maintains ——- (Hawley good for retaining crossbite correction)

Answer 43

extraction cases

hygienic & active tooth movement possible

bite depth

posterior transverse dimension