Standard

Posted: 05/05/05

DHY 103 – Dental Materials

 

Course Description

CFocuses on the nature, qualities, composition and manipulation of materials used in dentistry.  The primary goal of this course is to enhance the student’s ability to make clinical judgments regarding the use and care of dental materials based on how these materials react in the oral environment.  Topics include: dental material standards, dental material properties, impression materials, gypsum products, mouthguards and whitening systems, dental bases, liners and cements, temporary restorations, classifications for restorative dentistry, direct restorative materials, indirect restorative materials, polishing procedures for dental restorations, removable dental prostheses, sealants and implants.


 

Competency Areas

Hours

Dental material standards

Class

2

Dental material properties

D. Lab

2

Impression materials

P. Lab/O.B.I.

0

Gypsum products

Credit

3

Mouthguards and whitening systems

 

 

Dental bases, liners and cements

 

 

Temporary restorations

 

 

Classifications for restorative dentistry

 

 

Indirect restorative materials

 

 

Polishing procedures for dental restorations

 

 

Removable dental prostheses

 

 

Sealants

 

 

 

Prerequisite:

Program Admission

Corequisite:

     

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.


Dental Material Standards

1

0

0

     

Identify various approval agencies for dental materials.

 

 

 

 

Describe ADA specification and acceptance standards

 

 

 

Dental Material Properties

2

0

0

 

Describe the oral environment and how it affects various materials.

 

 

 

 

Describe general physical, mechanical and chemical properties and limitations of dental materials.

 

 

 

Impression Materials

2

3

0

 

Describe various impression materials.

 

 

 

 

Describe advantages and limitations of the various materials.

 

 

 

 

Describe uses of various impression materials.

Take alginate impressions in the laboratory.

 

 

 

 

Describe the manufacture of gypsum and its various forms.

 

 

 

 

Describe uses of gypsum in dentistry.

Fabricate study models in the laboratory.

 

 

 

Mouthguards And Whitening Appliances

1

2

0

 

Describe indications and uses of custom trays.

 

 

 

 

Describe the process of fabricating the above.

 

 

 

 

Fabricate one of the above in the laboratory.

 

 

 

 

 

 

 

 

Dental Bases, Liners And Cements

1

2

0

 

Define a base, a liner and a cement.

 

 

 

 

Describe usual components of each of the above.

 

 

 

 

Describe indications of each of the above.

 

 

 

 

Mix one of each of the above in the laboratory.

 

 

 

Temporary Restorations

1

4

0

 

Define a temporary restoration.

 

 

 

 

Identify components in a temporary restorative material.

 

 

 

 

Describe techniques to fabricate a temporary restoration.

 

 

 

 

Fabricate a temporary restoration in the laboratory.

 

 

 

Classifications For Restorative Dentistry

 

 

 

 

Describe G. V. Black's classification of restorative preparations.

1

0

0

 

Relate prep classifications to restorations.

 

 

 

Direct Restorative Materials

2

2

0

 

Define a direct restorative material.

 

 

 

 

Described properties of various direct restorative materials.

 

 

 

 

List indications of various direct restorative materials.

 

 

 

 

List advantages and disadvantages of direct restorative materials.

 

 

 

Indirect Restorative Materials

2

0

0

 

Define an indirect restorative material.

 

 

 

 

Describe the process of fabricating an indirect restoration.

 

 

 

 

List indications of various indirect restorations

 

 

 

 

List advantages and disadvantages of various indirect restorative materials.

 

 

 

Polishing Procedures For Dental Restorations

1

2

0

 

Describe rationale of polishing restorations.

 

 

 

 

Describe polishing procedure on various restorations.

 

 

 

 

Polish restorations in the laboratory.

 

 

 

Removable Prostheses

2

0

0

 

Define removable prostheses.

 

 

 

 

Identify components in a dental plastic.

 

 

 

 

Describe fabrication of removable appliances.

 

 

 

 

Describe the process of cleaning removable appliances.

 

 

 

Sealants

1

2

0

 

Define a sealant.

 

 

 

 

Describe indications for use of a sealant.

 

 

 

 

Identify components of sealants.

 

 

 

 

Describe techniques for placing sealants.

 

 

 

 

Place a sealant in the laboratory on extracted natural teeth.

 

 

 

Implants

 

 

 

 

Define an implant and osseous integration.

 

 

 

 

Describe metals used in implant fabrication.

 

 

 

 

Describe various coatings available on implants.

 

 

 

 

Describe various types and shapes of various implants.

 

 

 

 

Describe precautions necessary in cleaning and maintaining implants.

 

 

 

 

Suggested Resources

 

Ferracane, J.L.:  Materials in Dentistry:  Principles and Applications, J. B. Lippincott Co., 1995.

Craig, R.G., Powers, J.M., Wataha, J.C.:  Dental Materials: Properties and Manipulation, Mosby, 2000.