Lab 5 Clinical Importance

Question 1

Began to replace gold wires from 1930s.

Answer 1

Stainless steel

Question 2

Most widely used alloy in orthodontics.

Answer 2

Stainless steel

Question 3

Used in Begg’s technique and in preadjusted edgewise technqiue

Answer 3

Stainless steel

Question 4

Ideal wire for initial aligning and leveling due to its superior spring back, superelasticity, and shape memory.

Answer 4

Nickel Titanium wires (NiTi)

Question 5

Allows full engagement of bracket slot and give better torque control.

Answer 5

Rectangular NiTi

Question 6

For space closure, spacing opening, and distalization of molars.

Answer 6

NiTi coil springs

Question 7

Greater resistance to fatigue and distortion and longer function as resilient spring.

Answer 7

Chrome Cobalt alloys

Question 8

For specific clinical situations.

Answer 8

Copper NiTi wires

Question 9

Copper NiTi wire that is not recommended as it generates heavy forces and its clinical indications are few.

Answer 9

Type I (15C)

Question 10

Copper NiTi wire for when rapid tooth movement is required. Has constant force system.

Answer 10

Type II (27C)

Question 11

Copper NiTi wire for patients with low to normal pain threshold, periodontium is not/slightly compromised, low forces desired.

Answer 11

Type III (35C)

Question 12

Copper NiTi wire for when mouth temperature exceeds 40C; for px sensitive to pain and compromised periodontium.

Answer 12

Type IV (40C)

Question 13

Used in adult patients with high esthetic requirements.

Answer 13

Tooth colored wire (optiflex)

Question 14

Used as an initial wire in cases with moderate amounts of crowding; also used in presurgical stage of orthognathic intervention treatments.

Answer 14

Tooth colored wire (optiflex)