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Dental Instruments Ch
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Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 1
Dental Hand Instruments
Chapter 34
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 2
Chapter 34Lesson 34.1
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 3
Learning Objectives
• Define and spell the Key Terms.
• Describe the three parts of a dental hand instrument.
• Describe the instrument formula designed by G.V. Black.
• Discuss the theory of placing an instrument in a specific sequence.
• List the examination instruments and their uses.(Cont’d…)
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 4
Learning Objectives
(…Cont’d)
• Identify examination instruments.
• List the types of hand (manual) cutting instruments and their uses.
• Identify hand (manual) cutting instruments.
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 5
Introduction
A wide variety of dental instruments are used in dental procedures!
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 6
• Referred to by:
– Name
– Assigned number
• Black’s Instrument Formula
– Identifies width of blade
– Identifies length of blade
– Identifies angle of blade
Identifying Hand Instruments
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 7
• Handle
– Portion of the instrument where the operator grasps
• Shank
– Part of the instrument that attaches the working end to the handle
• Working End
– Portion of the instrument designed for a specific function
Hand Instrument Design
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 8
Fig. 34-2 Three parts of a dental instrument.
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 9
Four Categories
Examination
Hand-cutting
Restorative
Accessory
Classification of General Dental Instruments
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 10
Fig. 34-4 Examination instruments. (C From Baum L, Philips RW, Lund MR: Textbook of operative dentistry, ed 3, Philadelphia, 1995,
Saunders. E Courtesy Miltex Instrument Company, Inc., Bethpage, NY.)
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 11
Fig. 34-5 Uses of the mouth mirror.
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 12
Fig. 34-8 Hand cutting instruments. (Drawings from Baum L, Phillips RW, Lund MR: Textbook of operative dentistry,
ed 3, Philadelphia, 1995, Saunders.)
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 13
Chapter 34Lesson 34.2
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 14
Learning Objectives
• List the types of restorative instruments and their uses.
• Identify restorative instruments.
• Describe additional accessory instruments and items used in general dentistry.
• Identify accessory instruments and items.
• Describe the use of preset trays and tubs in dentistry.
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 15
Fig. 34-9 Restorative instruments. (Courtesy Miltex Instrument Company, Inc., Bethpage, NY; and from Baum L, Phillips RW,
Lund MR: Textbook of operative dentistry, ed 3, Philadelphia, 1995, Saunders.)
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 16
Fig. 34-10 Accessory instruments and items.
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 17
• Hand instruments and related accessories for a given procedure are prepared, stored, and transported together.
• Exam
• Amalgam
• Composite
• Crown and Bridge
• Endodontic
• Surgical
Preset Cassettes
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 18
• Criteria Set-up
• Instruments set-up from left to right
– Basic set-up
– Additional examination instruments
– Handcutting instruments
– Restorative instruments
– Accessory items
Instrument Sequence on a Tray
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 19
Fig. 34-11 Preset restorative tray.(Courtesy A-dec.)
Elsevier Inc. items and derived items © 2006 by Elsevier Inc. Slide 20
• Organization
– Instruments with bands of same color.
– Tray of the same color.
– Tub with dental materials of the same color.
Color Coding of Instruments