1. University of Palestine College of Dentistry DR. MUSTAFA I. ELGHOUL B.SC,B.D.S,MS(ORTHO) Master of Orthodontic FOUR HANDED DENTISTRY&INFECTION CONTROL

2. PART C INSTRUMENT RE-PROCESSING (cleaning) PART C INSTRUMENT RE-PROCESSING (cleaning)

3. Appropriate re-processing of instruments and equipment in the surgery Use instrument sink in surgery for cleaning. Remove gross deposits as soon as possible. Instruments MUST be maintained properly and discarded when corroded & worn.

4. Preparation of Items In the re-processing area Cleaning - The first step. Disassemble. Rinse, dry, inspect. Manual or mechanical cleaning. The process should be documented in the clinic work procedures manual.

5. Removal of gross deposits i- Use of dry wipe at chair-side to remove dental materials from instruments before materials harden. Ii- Flush with lukewarm water in instrument sink to remove blood and other debris. Iii- Use of suitable brushes for removal of debris in surgery - Firm brush with nylon bristles. Iv- Use of heavy duty gloves for cleaning of gross debris can be either latex or silicon if latex sensitivity is a problem.

6. Removal of gross deposits

8. Ways of Cleaning Manual Cleaning Mechanical Cleaning (washer disinfectors) Ultrasonic Cleaners

9. Manual Cleaning Two sinks:– one for washing one for rinsing

10. Mechanical Cleaning

11. Ultrasonic Cleaner

12. Single use packaging Paper bags Paper bags Non woven wraps Laminated Pouches Reusable packaging Woven textile wraps; washed before each use washed before each use remove indicator tapes remove indicator tapes Types of Instrument Packaging

13. INSTRUMENT STERILISATION

14. Protocols and Procedures of Sterilization Cleaning of instruments Packaging of instruments; Self sealing bags. Heat sealing bags. Sterilization Storage of Sterile instruments Sterilizer Loading Technique; Do not overload. Check items before loading.

15. Sterilizer Sterilizer function check & monitor