BDS2 intruments

Question 1

What are the 4 parts of an instrument

Answer 1

Handle, shank, blade & cutting edge(cutting instrument), nib & a point/face(non-cutting instument)

Question 2

What are all the instruments

Answer 2

Hand mirror
Probe
Tweezer
Excavators
Chisels
Gingival margin trimmers/hatchets
Plastics
Condensors
Carvers
Burnishers
Spatula
Applicator
Matrix retainer
Composite gun
Amalgam carrier

Question 3

What is the hand mirror for

Answer 3

Viewing intra-orally, soft tissue retraction

Question 4

What is the probe for

Answer 4

Caries detection, point focus, surface testing, manipulation of objects

Question 5

What are the different types of probe

Answer 5

No. 2 (looks like a sicle)
No. 6 (the usual one)
No.8 ( looks like 2 and 6 combined)
No. 54 ( very curved)
Briault (odd shape)

Question 6

What are tweezers used for

Answer 6

Holding small objects

Question 7

What are the 2 types of tweezers and how do you identify them

Answer 7

Surgery (striped pattern)

College (criss cross pattern)

Question 8

What are excavators used for

Answer 8

Caries excavation, material removal and manipulation

Question 9

What are the 2 types of excavators

Answer 9

Round or spoon type

Question 10

What are chisels used for

Answer 10

Finishing cavo-surface margin angles and enamel surfaces, removal of unsupported enamel prisms

Question 11

What are gingival margin trimmers/hatchets used for

Answer 11

Finishing cavo-surface margin angles and enamel surfaces, removal of unsupported enamel prisms

Question 12

What are the types of chisels

Answer 12

Blacks 51&52, 53&54 (they look like chisels with a straight nib and angled head)
Blacks 84 (looks like an actual chisel)

Question 13

What do hatchets look like

Answer 13

A chisel but with a curved nib

Question 14

What are plastics used for

Answer 14

Manipulation of shapeable filling materials

Question 15

What are the types of plastics

Answer 15

Plastic Filling Instrument No 1

‘Flat’ Plastic Filling Instruments No 6, 156, 166, 178

Question 16

What are condensors used for

Answer 16

Condensing amalgam, maniplulating composite

Question 17

What are the types of condensors

Answer 17

lustra amalgam instrument
guys plugger
standard plugger

they have long nibs that are normally wider at the end, lustra and guys easy to identify but standard can be harder to spot

Question 18

What are carvers used for

Answer 18

Carving amalgam. shaping composite

Question 19

What do carvers look like

Answer 19

look a wee bit like flat plastics but shaped more like a blade for cutting

Question 20

What are burnishers used for

Answer 20

Finishing amalgam restorations, manipulating composite

Question 21

What do burnishers look like

Answer 21

kind of like condensors but a lot smaller nib or have a ball at the end

Question 22

What are applicators used for

Answer 22

Placement of lining materials

Question 23

What are the types of applicators

Answer 23

Thymozin No.2 The usual one

Thymozin No.3 A lot more curved

Question 24

What are spatulas used for

Answer 24

Mixing materials like GI

Question 25

What are matrix retainers used for

Answer 25

Replacing cavity walls, assisting in moisture control

Question 26

What are composite guns and amalgam carriers used for

Answer 26

Composite placement, Carrying amalgam from Dappen pot to cavity