DEN 163 Dental Materials 2

Lecture Hours: 2
Lab Hours: 3
Credits: 3

Introduces the principles of laboratory procedures related to fixed and removable prosthetics. The utilization of appropriate laboratory equipment by the student will be supplemented by instructional demonstration of additional laboratory techniques and materials.

Prerequisite: Second-term standing in the Dental Assisting program.
Student Learning Outcomes:

Compare and contrast fixed and removable prosthodontics using principles, indications, and chairside procedures.. (Cognitive: Evaluation) (Cognitive: Knowledge)
Demonstrate precision technique for all laboratory procedures. (Psychomotor: Demonstrate)
Demonstrate proper safety procedures when utilizing laboratory equipment and materials. (Psychomotor: Demonstrate)
Assemble and prepare all instruments and materials needed for specified laboratory procedures. (Psychomotor: Assemble, Prepare)
Demonstrate proper manipulation and fabrication of specified laboratory materials and appliances. (Psychomotor: Demonstrate)
Prepare a written laboratory prescription for fixed and removable prosthodontic procedures. (Psychomotor: Prepare)

Content Outline

Prosthodontics
- Definition and Principles
- Precision Laboratory Technique
- Safety Procedures
- OSHA Guidelines
Impression Materials
- Aqueous - Identification and Manipulation
  - irreversible hydrocolloid (alginate)-review
- Elastomeric - Identification and Manipulation
  - polyether
  - vinyl polysiloxane
  - silicone
  - polysulfide
- Impression techniques
Gypsum Products
- Identification and Manipulation
  - plaster
  - hydrocal
  - densite
- Study Models
  - pour-up techniques
  - trimming
  - boxing
- Model Mounting and Articulation
  - occlusal registration
  - mounting technique
Laboratory Materials
- Identification and Manipulation
  - acrylic
    - custom tray fabrication
    - temporary crown fabrication
    - acrylic appliance fabrication, cleaning, and polishing
    - custom mouthguard fabrication
    - bleaching trays
  - wax
    - inlay
  - baseplate
  - sticky
  - utility
  - boxing
Laboratory Prescriptions
- Components
- Procedures
- Legal Considerations