Module 8 Infection Control in Dentistry
Transmission of Infections 1.Directly 2.Indirectly 3.Aerosol
Prevention of Cross Infection 1.Standard precautions 2.Practice infection control policy 3.Training in infection control 4.Surgery design 5.Ventilation 6.Floor covering 7.Work surfaces 8.Choice of equipment 9.Water supplies
Duty to Decontaminate Equipment prior to service or repair Impressions and appliances prior to dispatch to the laboratory
Instruments Decontamination 1.Pre-sterilisation cleaning 2.Sterilisation 3.Storage
Step 1: Pre-sterilisation Cleaning Thermal waster disinfector Ultrasonic baths Enzyme based cleaners Manual cleaning
Step 2: Sterilisation Non-vacuum autoclaves (N-type) Vacuum autoclaves (B-type or S-type) Pouching/wrapping instruments
Step 3: Storage
Surfaces & Equipment Decontamination Step 1: Cleaning Step 2: Disinfection
Clinical Waste 1.Hazardous 2.Non-hazardous 3.Domestic
Hazardous Waste Hazardous Waste (England & Wales) Regulations 2005 (WHR) List of Waste Regulations 2005 (LOWR) Examples of hazardous properties: –H9 Infections –H6 Toxic
Personal Protection Immunisation Surgery clothing Hand washing & disinfection Powder-free gloves Eye protection Face masks/visors Inoculation injuries
Regulations Health & Safety at Work Act 1974 Control of Substances Hazardous to Health (COSHH) Regulations 2002 The Post Office Act (UK) 1969 The National Health Services (General Dental Services Contract) Regulations 2005