Deck 14: Orthodontic Instruments

Question 1

Which instrument helps place a ligature wire around brackets after the wire has been tied to the arch wire.

A)Orthodontic hemostat (Mathieu pliers)
B)Elastic separating pliers
C)Orthodontic scaler
D)Elastic separators
E)Ligature director

Answer 1

Ligature director

Question 2

Which instrument would be included on a tray setup for an orthodontic tying-in arch wire?

A)Elastic separating pliers
B)Orthodontic hemostat
C)Spring coil separators
D)Three-prong pliers
E)Ligature director

Answer 2

Orthodontic hemostat

Question 3

Which instrument would be included on a tray setup for an orthodontic separating procedure?

A)Orthodontic hemostat (Mathieu pliers) Orthodontic scaler
B)Orthodontic scaler
C)Elastic separators
D)Separating pliers
E)All of the above

Answer 3

All of the above

Question 4

What instrument is part of the orthodontic setup for removing excess bonding material?

A)Shure scaler
B)Weingart utility pliers
C)Posterior band remover

Question 5

Which type of instrument is designed to bend and form loops in the arch wire?

A)Tweed loop-forming pliers (Jarabak pliers)
B)Arch-bending pliers
C)Three-prong pliers
D)Bird beak pliers

Question 6

A Kobayashi tie features a preformed hook.

Question 7

Which of the following is TRUE about the purpose of ligature/wire cutting pliers?

A)To cut and remove distal end of the arch wire.
B)To cut and remove the ligature wire.
C)To remove the wire from the arch.
D)Both A and B are correct.

Question 8

What is the small device bonded to the teeth to hold the orthodontic arch wires.

A)Orthodontic band with tubing and hook
B)Bracket Ligature ties
C)Bracket
D)Both A and C are correct.

Question 9

Which type of pliers is used to remove the distal end of the arch wire after the wire has been placed in the brackets and buccal tubes?

A)How (or Howe) pliers
B)Weingart utility pliers
C)Ligature and wire cutter
D)Distal end-cutting pliers
E)Ligature-tying (Coon) pliers

Question 10

Which instrument is used to remove brackets from the teeth?

A)Bracket remover
B)Adhesive remover
C)How (or Howe) pliers
D)Posterior band remover

Question 11

Which instrument is designed for tying in the arch wire?

A)Orthodontic hemostat (Mathieu pliers)
B)Ligature-tying (Coon) pliers
C)Weingart utility pliers
D)Ligature director
E)Both A and B are correct.

Question 12

Which orthodontic device is used to hold an orthodontic arch wire in place and to secure headgear inplace?

A)Orthodontic band with bracket and tubing
B)Orthodontic bracket
C)Ligature ties

Question 13

Why would bracket placement card be used?

A)Organize the bands to be placed in the mouth.
B)Organize the brackets to be placed in the mouth.
C)Organize the brackets and bands to be placed in the mouth.

Question 14

Which instrument is used to remove orthodontic bands from the teeth?

A)Ligature director
B)Three-prong pliers
C)Weingart utility pliers
D)Posterior band remover

Question 15

Which instrument is used to hold the arch wire to a band or bracket?

A)Hemostat
B)Ligature ties
C)Separators

Question 16

Which material is commonly used to separate teeth prior to bonding a tooth for orthodontic bands.

A)Nylon separators
B)Elastic separators
C)Vinyl separators

Question 17

What instrument is used to assist seating a molar band?

A)Band pusher
B)Band seater
C)Bite stick
D)All of the above are correct
E)Both A and B are correct

Question 18

What function does a lip retractor provide in orthodontic procedures?

A)Helping to keep the mouth open.
B)Retracting the lips for bonding brackets in place.
C)Retracting the lips for taking orthodontic photographs.
D)Both B and C are correct.

Question 19

Which instrument helps remove adhesive from the tooth after debonding of the brackets?

A)Ligature director
B)Adhesive-removing pliers
C)Orthodontic scaler (Schure)
D)Orthodontic hemostat (Mathieu pliers)
E)Both B and C are correct.

Question 20

Which of the following is used to separate teeth prior to banding.

A)Steel spring
B)Brass wire
C)Elastic
D)All of the above

Question 21

A three-prong pliers are used to bend heavy wire.