Catalog 2017-2018 
    Dec 11, 2018  
Catalog 2017-2018 [ARCHIVED CATALOG]

DHYG 241 Restorative Expanded Duties

4 credits
This course is designed to fulfill the requirements of instruction in Restorative Dentistry for the Dental Hygienist set forth by the Washington Revised Code 18.29. In this course, the students will learn/review dental anatomy, occlusion, dental materials for restorative dentistry, isolation techniques, and sealant application. Additionally, the student will be instructed in amalgam placing, carving and finishing, and composite placing and finishing.

Prerequisites: Graduate from an accredited Dental Hygiene School, successful completion of the National Board for Dental Hygienists.

Student Outcomes/Competencies:
Upon successful completion of this course students will be able to:

  • Describe crown and root morphology, and features of occlusion
    • Discuss the arrangement of the teeth
    • Describe features of the teeth
    • Describe contact areas of the teeth
    • Discuss specific crown and root characteristics of permanent teeth
    • Describe deciduous teeth
    • Discuss features of tooth morphology that may affect the dental hygiene care
    • Define occlusal classifications
    • Describe occlusal classifications
    • Describe tooth relationships during static and functional occlusion
  • Discuss classes of dental materials in dentistry
    • List classes of dental materials, their general uses in dentistry, and examples of common materials in each class
    • Discuss the purpose of studying dental bio-materials
    • Briefly discuss the history of materials used in dentistry
    • Discuss demands the oral environment places on dental materials
    • Discuss characteristics of an ideal dental material
  • Understand the purpose and usefulness of Material Safety Data Sheets (MSDS) for all products in this course
    • Discuss quality assurance programs that control the use of dental materials in the USA
    • Discuss the history of MSDS and the rationale for their development
    • Understand the categories of information available on MSDS
    • Understand the uses of MSDS in the dental hygiene program and in private practice
  • Discuss general properties and characteristics of dental materials
    • Discuss physical properties and characteristics of dental materials
    • Discuss mechanical properties and characteristics of dental materials
    • Discuss biological characteristics of dental materials and the bio-compatibility of common materials used in dentistry
  • Discuss the properties, characteristics, and uses of dental materials used in this course and principles of manipulation
    • Discuss cavity-cleansing agents
    • Discuss varnish
    • Discuss liners, bases, and cements
    • Discuss amalgam, including issues and controversies associated with its use
    • Discuss etchants and bonding agents
    • Discuss composite resins and sealants
  • Manipulate the dental materials used in this course according to manufacturers’ directions and safety precautions
    • Manipulate the following materials:
      • cavity cleansing agents
      • varnish
      • liners
      • bases
      • cements
      • amalgam
      • acid etch
      • bonding agents
      • composite resins
      • sealants
    • Understand the principles of selected restorative dentistry skills and techniques, including self-evaluation criteria for all classes of amalgam, composite, and temporary restorations and sealants
    • Discuss and demonstrate patient/operator/assistant positioning for restorative dentistry and zones of activity
    • Discuss and demonstrate four-handed dentistry and principles of instrument transfer
    • Discuss operating field maintenance requirements for restorative dentistry and principles of retraction and high volume evacuation
    • Discuss the prevention of potential emergencies related to the skills and procedures introduced this semester
  • Perform selected restorative dentistry procedures
    • Position team members and a mannequin (eventually a patient), for restorative dentistry
    • Transfer instruments using acceptable technique and following safety precautions
    • Maintain operating field using high volume evacuation and retraction
    • Discuss and demonstrate sealant application on a mannequin (eventually a patient)
  • Discuss principles of cavity design and cavity preparation
    • Discuss cavity classifications
    • Discuss cavity nomenclature
    • Discuss principles for the preparation of each cavity classification
  • Discuss hand and rotary instruments, and equipment used in restorative dentistry
    • Describe types of restorative hand instruments and their uses
    • Describe the identification of specific hand instruments used for amalgam, composite and temporary restorations
    • Describe rotary instruments used with high and low speed hand-pieces during restorative dentistry
    • Discuss the sterilization and maintenance of hand and rotary instruments and hand-pieces
    • Discuss the use and maintenance of equipment used in restorative procedures
  • Perform the requested restorative dentistry procedures to proficiency level 3 by course end
    • Assist for restorative procedures including:
      • preparing operatory and equipment
      • assembling armamentarium
      • positioning mannequin/patient
      • assisting with rubber dam
      • maintaining operator field
      • assisting during amalgam, composite, and temporary restorative procedures
      • manipulating required materials
      • maintaining operatory and equipment following infection control requirements
    • Perform and demonstrate competence in restorative dentistry procedures including:
      • providing a comfortable, safe environment
      • administering local anesthesia and nitrous oxide
      • placing and removing the rubber dam
      • assembling, placing and removing matrices and wedges
      • recognizing the need for cavity medicament
      • placing liners, bases, varnish and other selected medicaments
      • placing, condensing, carving and polishing Class I, II, and V amalgam restorations
      • placing and finishing Class I, II, III, IV and V composite restorations, including the use of acid-etch and bonding agents
      • placing and finishing temporary restorations
      • complete chart entries
      • recontouring, finishing and polishing previously placed restorations
      • placing and finishing sealants
    • Answer, verbally, questions relating to the theory and foundation for all restorative dentistry procedures and techniques, including dental materials, MSDS, and safety precautions

Total Hours: 60 Lecture Hours: 20 Lab or Clinical Hours: 40