Lesson 2.1: Dental Instruments Flashcards
1
Q
A small rounded mirror with a detachable handle
A
Mouth Mirror
2
Q
What is a Mouth Mirror used for
A
- To view the oral area
- To reflect light into the oral cavity
- To retract the tongue and oral tissues
- To protect the oral mucosa from injury
3
Q
A hook-like instrument with a sharp-pointed working end
A
Explorer
4
Q
What is an Explorer used for
A
- To detect breaks in the enamel of the tooth
- To check the integrity of the tooth and restorative margins, and severity of decay (area of suspected caries will stick when being removed)
5
Q
This tool is helpful in locating foreign bodies stuck between the teeth and in the sulcus; such as popcorn husks and toothpick fragments
A
Explorer
6
Q
This tool can also be a double-ended instrument with a probe on the opposite end
A
Explorer
7
Q
A tool with a long, blunt working end
A
Probe
8
Q
The working end of this tool is marked in millimeter increments from 1-10 millimeters
A
Probe
9
Q
A tool used to measure patient’s periodontal pockets
A
Probe
10
Q
This tool can also be a double-ended instrument with an explorer on the opposite end
A
Probe
11
Q
Tweezer-like instruments
A
Cotton Forceps
12
Q
What is a Cotton Forceps used for
A
- Place cotton pellets, medications, and dressing in the oral cavity (typically done by the provider)
- Transport small items such as wedges, to and from the mouth (typically done by the dental assistant)
13
Q
A tool used for administering local anesthetic with disposable injection needles
A
Aspirating Syringe
14
Q
TRUE OR FALSE:
Thickness, larger gauge in a needle means a larger needle diameter
A
False
The larger the gauge (number), the smaller the needle diameter
15
Q
Aspirating Syringe:
Long needles are used for
A
Mandibular use
16
Q
Aspirating Syringe:
Short needles are used for
A
Maxillary use
17
Q
TRUE OR FALSE:
Aspirating action ensures anesthetic is not injected into the bloodstream
A
True
18
Q
A glass cartridge containing the anesthetic, placed into the barrel of the aspirating syringe
A
Anesthetic carpule
19
Q
These tools may be used after the initial preparations are made with a handpiece
A
Hand Cutting Instruments
20
Q
These tools can be used interchangeably with rotary instruments
A
Hand Cutting Instruments
21
Q
This tool is used to remove soft dentin, debris, and caries
A
Spoon Excavator
22
Q
Spoon Excavator:
The Two Sizes
A
- Large Spoon
2. Small Spoon
23
Q
Instrumentation for Amalgam Restorations:
A disposable accessory that forms a wall or box around a tooth to hold the filling material until it sets
A
Matrices (Matrix)
24
Q
Instrumentation for Amalgam Restorations:
Separates the restoration from the adjacent tooth, ensuring a contact will remain between the teeth
A
Matrices (Matrix)
25
Instrumentation for Amalgam Restorations:
| Used on posterior teeth
Matrices (Matrix)
26
Instrumentation for Amalgam Restorations:
| Held in place with a Tofflemire Retainer
Matrices (Matrix)
27
Instrumentation for Amalgam Restorations:
| Holds the stainless steel matrix together
Tofflemire (Matrix Band) Retainer
28
Tofflemire (Matrix Band) Retainer:
| The main body of the retainer
Frame
29
Tofflemire (Matrix Band) Retainer:
| Holds the ends of the matrix band in place
Vise
30
Tofflemire (Matrix Band) Retainer:
| Screw-like rod; used to secure the ends of the matrix to the vice
Spindle
31
Tofflemire (Matrix Band) Retainer:
| Tightens the spindle to the band
Outer Knob
32
Tofflemire (Matrix Band) Retainer:
| Adjusts the vice to increase or decrease the size of the matrix band
Inner Knob
33
Tofflemire (Matrix Band) Retainer:
| Enables the matrix band to loop in the direction of choice
Guide Slots
34
Instrumentation for Amalgam Restorations:
| A relatively small triangular disposable accessories; made of wood or plastic, in an assortment of sizes
Wedges
35
Tools used to help contour the matrix to the tooth anatomy
Wedges
36
Tools used to reduce gingival irritation, preventing Overhangs
Wedges
37
Excessive restorative material projecting over the cavity margin
Overhangs
38
This tool is used to carry amalgam to the cavity prep
Amalgam Carrier
39
TRUE OR FALSE:
| Amalgam Carriers are most commonly double ended
True
40
This tool is used to pack the amalgam into the cavity preparation; has a flat working end; available in a variety of diameters
Amalgam Condenser
41
Newly mixed amalgam is placed into this tool and picked up by the amalgam carrier for transfer
Amalgam Well
42
A tool used to recreate the tooth anatomy; used on mesial, distal, facial, and lingual surfaces
Carvers
43
Carvers:
| Has thin, rounded working ends
Interproximal Carver (IPC)
44
Carvers:
| Has thin, pointed working ends; used on occlusal surfaces
(Half) Hollenback
45
Carvers:
| Double-ended instrument
Discoid/Cleoid
46
Carvers:
| The shape of Discoid end
Disc-shaped
47
The shape of Cleoid end
Spade-shaped
48
Carvers:
| Double-ended instrument; a larger version of Discoid/Cleoid
Tanner-5 (T-5)
49
Carvers:
| The shape of Tanner end
Fan-shaped
50
A tool used to smooth/buff and refine pits and fissures of occlusal surfaces; has a small ball and large ball
Burnisher
51
Burnishers:
| The shape of Ovoid
Football-shaped
52
Burnishers:
| Can be double-ended; commonly called "Football"
Ovoid
53
Burnishers:
| Commonly called "Acorn"
Anatomical Burnisher
54
Instrumentation for Resin Restorations:
A clear, plastic disposable accessory that forms a wall or box around a tooth to hold the milling material until it is cured
Celluloid (Mylar) Strip
55
Instrumentation for Resin Restorations:
| This separates the restoration from the adjacent tooth, ensuring a contact will remain between the teeth
Celluloid (Mylar) Strip
56
Instrumentation for Resin Restorations:
| Used on anterior teeth
Celluloid (Mylar) Strip
57
Instrumentation for Resin Restorations:
| Constructed of chrome or Teflon, which will not stain or stick
Resin Instruments
58
Types of Resin Instruments
1. Stellite - May be made out of plastic
2. Woodson
3. Ladmore
59
Resin Instruments:
| This instrument has rounded working ends; used to smooth and shape
Ladmore
60
Instrumentation for Resin Restorations:
| Used to smooth the restoration
Finishing Aids
61
Finishing Aids:
| Attaches to the mandrel on a low-speed handpiece
Abrasive Discs
62
Finishing Aids:
Used to shape or smooth facial and lingual surfaces of anterior teeth; has small sandpaper discs available in various grits
Abrasive Discs
63
Finishing Aids:
| Used to shape and smooth mesial and distal surfaces; narrow sandpaper strips
Abrasive Strips
64
Finishing Aids:
| Used to polish and smooth; attaches to a low-speed bur
Abrasive Stones
65
Finishing Aids:
| Used for final finishing and polishing; round-shaped
Abrasive Wheels
66
Instrumentation for Resin Restorations:
| A miniature attachment device for discs and wheels in slow-speed handpieces
Mandrel
67
Thin rubber-like square sheet, in various degrees of thickness; light, medium, heavy
Dental Dam
68
TRUE OR FALSE:
| Dental Dams are commonly made of latex, but are NOT available in a latex-free form
False
| Dental Dams are available in latex-free forms
69
Dental Dam:
| A tool used to punch different size holes in the rubber dam material
Dental Dam Punch
70
Dental Dam:
| U-shaped; holds the rubber dam
Dental Dam Frame
71
TRUE OR FALSE:
| Dental Dam Clamps come in various sizes and shapes
True
72
Dental Dam:
| This tool is used to place and remove Dental Dam Clamp(s)
Dental Dam Clamp Forceps
73
Dental Dam:
| A safety mechanism, attached to the Dental Dam Clamp
Ligature
74
Dental Dam:
| A mouthpiece that acts as a bite block, rubber dam, and suction
Isolite
75
A multipurpose glass container that can be used to hold medications or small items
Dappen Dish
76
A tool that is used to mix materials; stainless steel or plastic
Spatula
77
A carbon paper; comes in various colors
Articulating Paper
78
Used to hold Articulating Paper
Articulating Paper Forceps
79
A guide to help choose the correct color of restorative material for anterior teeth
Visible Light-Cured (VLC) Shade Guide
80
A short instrument with a small ball on its working-end to mix Dycal
Dycal Instrument
81
A large suction tip (sterile or disposable)
High Volume Evacuator (HVE)
82
A straw-like disposable suction tip
Saliva Ejector
83
Combines with handpiece to cut or remove hard tooth structure; frictions grip or latch type
Bur
84
What is the main power source for Dental Handpieces
The Air System
85
How are Dental Handpieces classified
According to Revolutions per Minute (RPM)
86
What are Dental Handpieces used for
Used in cavity preps and cleaning
87
RPM of Fiber Optic High-Speed Handpieces
450,000 RPM
88
How do Fiber Optic High-Speed Handpieces prevent pulp injury/damage
Sprays water/air on bur for cooling
89
Different types of Fiber Optic High-Speed Handpieces
1. Push-Button Chuck - Most Common
2. Power Level Chuck
3. Conventional Chuck
90
RPM of a Slow-Speed Motor, with a Straight Handpiece Attachment
10,000 - 30,000 RPM
91
What is a Slow-Speed Motor, with a Straight Handpiece Attachment, used for
Extra-Oral Use
92
TRUE OR FALSE:
| A Slow-Speed Motor, with a Straight Handpiece Attachment, can only be engaged to go forward
False
| Able to be engaged to go forward OR reverse
93
The function of a Slow-Speed Motor with a Straight Handpiece Attachment
Used for laboratory procedures to trim provisional and permanent crowns
94
What is a Slow-Speed Motor, with a Contra-Angle Handpiece Attachment, designed for
Intra-Oral Procedures
95
The function of a Slow-Speed Motor, with a Contra-Angle Handpiece Attachment
1. Bur remove decay
2. Refine cavity preparation
3. Adjust occlusal restorations
4. Polish amalgam restorations
5. Adjust provisional and permanent crowns; bridges, partials, and dentures
96
TRUE OR FALSE:
| Contra-Angle can attach to a Straight Handpiece or to a Slow-Speed Motor
True
97
Slow-Speed Motor, with a Contra-Angle Handpiece Attachment:
| Characteristics of the Latch Type
1. Prophylaxis polishing cup or brush
| 2. Bur is secured by a swivel in the back of the handpiece
98
Slow-Speed Motor, with a Contra-Angle Handpiece Attachment:
| Characteristics of the Friction Grip
Bur is secured by pushing the back of the handpiece
