1. Infection Control
DHYG 116
Oral Radiology I

2. Objectives Chapter 15 reading: Haring (pp. 162-173)
Define the chapter keywords
Discuss the rationale for infection control
List 3 possible routes of transmission
Discuss infection control procedures: handwashing, barriers, sterilization / disinfection
Describe infection control procedures before, during and after x-ray exposure & processing
Discuss film handling with and without barrier envelopes

3. Infection Control Questions
What is the rationale for infection control?
What infection control procedures are necessary before, during, and after x-ray exposure?
What infection control procedures are necessary for processing?

4. Infection Control Chapter 15 Outline
Infection Control and the Dental Radiographer
Infection control basics
Guidelines for infection control practices
Infection control in dental radiography

5. Infection Control and the Dental Radiographer
Infectious diseases present a significant hazard in the dental environment
Infection control protocols are used in dentistry to minimize the potential for disease transmission

6. Rationale for Infection Control
Haring (p. 163)
To prevent the transmission of infectious diseases
May be transmitted from
Patient to dental professional
Dental professional to patient
Patient to patient

7. Pathogen
A microorganism capable of causing disease

8. Infection Control Terminology
Haring (pp )
Antiseptic
Asepsis
Bloodborne pathogen
Disinfect
Disinfection
Exposure incident

9. Infection Control Terminology
Infectious waste
Occupational exposure
Parenteral exposure
Sharp
Sterilize
Sterilization
Universal precautions

10. Guidelines for Infection Control Practices
Haring (p. 164) (Box 15-1)
Protective Attire and Barrier Techniques
Handwashing and Care of Hands
Sterilization and Disinfection of Instruments
Cleaning and Disinfection of Dental Unit and Environmental Surfaces

11. Protective Attire and Barrier Techniques
Haring (pp )
Protective clothing
Gloves
Masks
Protective eyewear
What’s missing?

12. Handwashing and Care of Hands
Haring (p. 165)
Handwashing
Care of hands

13. Sterilization and Disinfection of Instruments
Haring (p. 165)
Critical instruments
Semicritical instruments
Noncritical instruments

14. Cleaning and Disinfection of Dental Unit and Environmental Surfaces
Haring (p. 165)
Intermediate-level disinfectants
Low-level disinfectants

15. Infection Control in Dental Radiography
Haring (pp , 168) (Table 15-1) (Box 15-2)
Infection Control Procedures Used Before Exposure
Infection Control Procedures Used During Exposure
Infection Control Procedures Used After Exposure
Infection Control Procedures Used for Processing

16. Infection Control Procedures Used Before Exposure
Haring (pp )
Preparation of the treatment area
X-ray machine
Dental chair
Work area
Lead apron

17. Infection Control Procedures Used Before Exposure
Haring (p. 167) (Fig. 15-1)
Preparation of supplies and equipment
Film
Film-holding devices
Miscellaneous items

18. Infection Control Procedures Used Before Exposure
Preparation of the patient
Chair adjustment
Headrest adjustment
Lead apron
Miscellaneous objects

19. Infection Control Procedures Used Before Exposure
Preparation of the dental radiographer
Handwashing
Gloves
Mask and eyewear
Film-holding devices

20. Infection Control Procedures Used During Exposure
Haring (pp )
Drying of exposed films
Collection of exposed films
Film-holding devices
Interruptions during exposure

21. Infection Control Procedures Used After Exposure
Haring (pp )
Disposal of contaminated items
Film-holding devices
Handwashing
Lead apron removal
Surface disinfection

22. Infection Control Procedures Used for Processing
Haring (pp ) (Figs. 15-2, 15-3)
Film transport
Darkroom supplies
Film handling with barrier envelopes
Film handing without barrier envelopes
Disinfection of darkroom
Daylight loader procedures – in lab