FOUND Extraction Instrument

Question 1

Elevators

Answer 1

Luxators- cuts ligaments so sharp, curved blade to create space
Couplands- chisel shaped, so straight end at top for separating roots
Warwick James- wiggle tooth out of socket
Cryers- pulls root out of socket

Periosteal elavator to release ligament and push back gingival during making flap for bone removal. Cuts the gum

Question 2

Extraction forceps

Answer 2

Maxillary forceps or mandibular forceps
Different for upper, lower, permanent, deciduous, roots. Two blades and handle

upper incisors and canines
For lowers the forcep is angled at 90 degrees and straight

Premolars
Beaks have curvature

Molars
Beaks adapted to root. Point and flat end on one side. Beak to cheek so lower risk of tooth fracture. One for left one for right.

Question 3

Variation forceps

Answer 3

Cowhorns grip tooth beneath bifurcation

Bayonets so normal forceps

Question 4

Flap retractor

Answer 4

Retract flap of gingiva. Can be during aspiration

Question 5

Bone removal

Answer 5

Handpiece and bur
Ronguer
Mitchell’s trimmer

Usually one time use

Question 6

Cheek retractors

Answer 6

Minnesota and kilner (Austin retractor)
Depress tongue down or move cheek out the way

Question 7

Bite block

Answer 7

To keep mouth open
Chain goes outside patients mouth

Question 8

Disposable syringe containing what?

Answer 8

Saline used to wash away area of extraction

Question 9

Other instruments

Answer 9

Needle holder grips things tightly to suture wounds
scissors
tissue dissecting forceps aka rat tooth tweezers

Question 10

Root tip pick

Answer 10

To remove small roots from socket

Question 11

Haemostatic agent

Answer 11

Collagen to create clot and absorb blood

Question 12

For infection prevention you can use?

Answer 12

Alvogyl

Question 13

Post operative complication

Answer 13

Infection
Haemorrhage (bleeding from damaged blood vessel)

Question 14

Haemorrhage can be

Answer 14

Primary so during surgery
Reactionary so after a few hours
Secondary so after a few days