dental hand instruments chapter 34 copyright © 2009, 2006 by saunders, an imprint of elsevier inc....

Dental Hand InstrumentsDental Hand Instruments

Chapter 34Chapter 34

Copyright © 2009, 2006 by Saunders, an imprint of Elsevier Inc. All rights reserved.


Lesson 34.1Lesson 34.1


Learning ObjectivesLearning Objectives

Define and spell the Key Terms.Define and spell the Key Terms. Describe the three parts of a dental hand Describe the three parts of a dental hand

instrument.instrument. Describe the instrument formula designed by Describe the instrument formula designed by

G.V. Black.G.V. Black. Discuss the theory of placing an instrument in Discuss the theory of placing an instrument in

a specific sequence.a specific sequence. List the examination instruments and their List the examination instruments and their

uses.uses.(Cont’d)(Cont’d)



(Cont’d)(Cont’d)

Identify examination instruments.Identify examination instruments. List the types of hand (manual) cutting List the types of hand (manual) cutting

instruments and their uses.instruments and their uses. Identify hand (manual) cutting instruments.Identify hand (manual) cutting instruments.


IntroductionIntroduction

A wide variety of dental instruments A wide variety of dental instruments

are used in dental procedures.are used in dental procedures.


Identifying Hand InstrumentsIdentifying Hand Instruments

ReferenceReference By nameBy name By assigned numberBy assigned number

Black’s instrument formulaBlack’s instrument formula Width of bladeWidth of blade Length of bladeLength of blade Angle of bladeAngle of blade


Design of Hand InstrumentsDesign of Hand Instruments

HandleHandle Portion of the instrument that the operator graspsPortion of the instrument that the operator grasps

ShankShank Part of the instrument that connects the working Part of the instrument that connects the working

end to the handleend to the handle Working endWorking end

Portion of the instrument designed for a specific Portion of the instrument designed for a specific functionfunction


Fig. 34-2 Three parts of a dental hand instrument.Fig. 34-2 Three parts of a dental hand instrument.


Classification of General Dental Classification of General Dental InstrumentsInstruments

ExaminationExamination Hand-cuttingHand-cutting RestorativeRestorative AccessoryAccessory


Fig. 34-5 Examination instruments. Fig. 34-5 Examination instruments. (A-D from Boyd L: (A-D from Boyd L: Dental instruments: a pocket guideDental instruments: a pocket guide, ed 3, St Louis, 2009, Saunders.), ed 3, St Louis, 2009, Saunders.)


Fig. 34-6 Uses for the mouth mirror. A, Indirect vision. B, Light Fig. 34-6 Uses for the mouth mirror. A, Indirect vision. B, Light reflection. C, Retraction. D, Tissue protection.reflection. C, Retraction. D, Tissue protection.

A

D

C

B


Fig. 34-9 Hand (manual) cutting instruments.Fig. 34-9 Hand (manual) cutting instruments. (Photos from Boyd L: (Photos from Boyd L: Dental instruments: a pocket guideDental instruments: a pocket guide, ed 3, St Louis, 2009, Saunders; Drawings in parts A, B, D, E, and F from , ed 3, St Louis, 2009, Saunders; Drawings in parts A, B, D, E, and F from

Baum L, Phillips RW, Lund MR: Baum L, Phillips RW, Lund MR: Textbook of operative dentistryTextbook of operative dentistry, ed 3, Philadelphia, 1995, Saunders.), ed 3, Philadelphia, 1995, Saunders.)



Lesson 34.2Lesson 34.2



List the types of restorative instruments and List the types of restorative instruments and their uses.their uses.

Identify restorative instruments.Identify restorative instruments. Describe additional accessory instruments Describe additional accessory instruments

and items used in general dentistry.and items used in general dentistry. Identify accessory instruments and items.Identify accessory instruments and items. Describe the use of preset trays and tubs in Describe the use of preset trays and tubs in

dentistry.dentistry.


Fig. 34-10 Restorative instruments.Fig. 34-10 Restorative instruments. (From Boyd L: (From Boyd L: Dental instruments: a pocket guideDental instruments: a pocket guide, ed 3, St Louis, 2009, Saunders.), ed 3, St Louis, 2009, Saunders.)


Fig. 34-11 Accessory instruments and items.Fig. 34-11 Accessory instruments and items.(From Boyd L: (From Boyd L: Dental instruments: a pocket guideDental instruments: a pocket guide, ed 3, St. Louis, 2009, Saunders.), ed 3, St. Louis, 2009, Saunders.)


Preset CassettesPreset Cassettes

Hand instruments and related accessories for Hand instruments and related accessories for a given procedure are prepared, stored, and a given procedure are prepared, stored, and transported together.transported together.

ExamExam AmalgamAmalgam CompositeComposite Crown and bridgeCrown and bridge EndodonticEndodontic SurgicalSurgical


Instrument Sequence on a TrayInstrument Sequence on a Tray

Left-to-right setupLeft-to-right setup Basic setupBasic setup Additional examination instrumentsAdditional examination instruments Hand cutting instrumentsHand cutting instruments Restorative instrumentsRestorative instruments Accessory itemsAccessory items


Fig. 34-12 Preset restorative tray.Fig. 34-12 Preset restorative tray.(Courtesy of A-dec.)(Courtesy of A-dec.)


Color-Coding of InstrumentsColor-Coding of Instruments

OrganizationOrganization Instruments with bands of of same colorInstruments with bands of of same color Tray of the same colorTray of the same color Tub with dental materials of the same color Tub with dental materials of the same color


dental hand instruments chapter 34 copyright © 2009, 2006 by saunders, an imprint of elsevier inc....

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