DEN 172 Expanded Functions

Lecture Hours: 2
Lab Hours: 3
Credits: 3

Presents the theory and practice of legal Expanded Functions for dental assistants. Includes discussion, demonstration, and practical application of the following: intra-extra oral exam, coronal polish; topical fluoride; amalgam and composite polish; provisional coverage; suture removal; cement removal; pit and fissure sealant placement, and tooth whitening.

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

Apply correct clinical technique for the following expanded functions: (Psychomotor: Demonstrate).
Coronal polish and apply topical fluoride.
Polish amalgam/composite restorations
Fit and temporarily cement provisional restoration
Remove provisional coverage and clean teeth for final cementation.
Remove supragingival cement utilizing hand instruments
Place pit and fissure sealants
Perform teeth whitening
Identify and demonstrate elements of a patient intra- and extra-oral examination. (Cognitive: Knowledge)

Content Outline

Coronal Polishing
- Purpose
- Indications
  - Prior to rubber dam application
  - Prior to acid etch
  - Prior to placement of restorations / appliances
  - After removal of dressings / packs
- Armamentarium
- Patient preparation
- Technique
  - Buccal and lingual
  - Occlusal
  - Proximal
- Evaluation of effectiveness
Fluoride
- Composition
  - Systemic
  - Topical
  - Enamel fluoride reuptake
  - Role in home care
- Dosages
- Hazards
- Application Methods
  - Liquid
  - Gel
  - Foam
  - Cotton rolls
  - Trays
  - Dentifrices
  - Oral rinses
- Patient preparation
- Technique
- Post-operative instructions
Amalgam and Composite Polish
- Review of amalgam/composite
  - Constituents
  - Properties
  - Manipulation
- Purpose
  - Remove excess restorative material
  - Smooth margins and surfaces
  - Increase lifespan of restoration
- Armamentarium
- Technique
- Patient safety
Cement Removal
- Purpose
  - Esthetics
  - Prevent inflammation of gingival tissues
- Armamentarium
- Patient preparation
- Removal technique
- Evaluation of removal
- Patient safety
Provisional Coverage
- Purpose
- Indications for placement
- Criteria for accurate fit
- Patient preparation
- Placement technique
- Removal
- Tooth debridement
Tooth Whitening
- Purpose
- Indications and contraindications
- Armamentarium
- Patient preparation
- Proper technique
- Post-operative instructions
Pit and Fissure Sealant Placement
- Purpose
- Indications for placement
- Armamentarium
- Patient preparation
- Placement technique
- Evaluation of sealant placement
- Post-operative instructions
Intra- and Extra-oral Examination
- Teeth and occlusions
- Extra-oral features
- Cervical lymph nodes
- Temporomandibular joint
- Oral habits
- Oral mucosa
- Lips
- Tongue
- Floor of mouth
- Gingival tissues