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Hand hygiene
This document discusses hand hygiene and its importance in preventing healthcare-associated infections. It defines healthcare-associated infections and outlines the main forms of hand hygiene techniques, their purposes, effects on hand flora, speeds of action, and residual effects. It emphasizes that hand washing is the single most effective way to prevent the spread of communicable diseases and outlines the five key moments when hand hygiene should be performed. It also provides guidelines for effective hand rubbing or washing techniques.
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Hand hygiene
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- 3. Definition • Health Care-associatedInfection (HCAI) – Alsoreferredto as“nosocomial” or“hospital” infection • “An infection occurring in a patient during the process of care in a hospital or other health-care facility which was not present or incubating at the time of admission. This includes infections acquired in the health-care facility but appearing after discharge, and also occupational infections among health-care workers of the facility”
- 4. The main formsof hand hygiene- Technique Main purpose Influence on hand flora agents Rapidity of action Residual effect Social hand washing Cleansing Reduces transient flora Non- medicated soap Slow Short Careful hand washing Cleansing after patient contact Partially removes transient flora Non medicated soap Slow Short Hygienic hand disinfection Disinfection after contaminatio n Kills transient flora Alcohol Fast Short Surgical hand washing Preoperative disinfection Kills transient flora inhibits resident flora Antibacterial soap (4% CGH), alcoholic based CGH sol Slow or fast Long
- 5. Prevention of health care-associatedinfection – Validated and standardized prevention strategies have been shown to reduce HCAI – At least 50% of HCAI could be prevented – Most solutions are simple and not resource- demanding and can be implemented in developed, as well as in transitional and developing countries
- 6. WHY WASH YOURHANDS ? • Hand washing is the single most effective way to prevent the spread of communicable diseases.
- 7. Hand transmission – Handsare the most common vehicle to transmit health care- associated pathogens – Transmission of health care-associated pathogens from one patient to another via health-care workers’ hands requires 5 sequential steps
- 8. The 5 momentsof hand hygiene
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- 10. Before clean asepticprocedure
- 11. After body fluidexposure risk
- 12. After touching apatient
- 13. After touching patientsurrounding
- 14. Why should youclean your hands? – Any health-care worker, caregiver or person involved in patient care needs to be concerned about hand hygiene – Therefore hand hygiene concerns you! – Youmust perform hand hygiene to: – protect the patient against harmful germs carried on your hands or present on his/her own skin – protect yourself and the health-care environment from harmful germs
- 15. Hand Washing canprevent • Good hand washing can prevent diseases such as: Shigellosis, E. Coli, Streptococcal Disease, Influenza and the Common Cold
- 16. Hand hygiene isthe single most effective way to prevent infection Dr.T.V.Rao MD 10
- 17. How to cleanyour hands – Handrubbing with alcohol-based handrub is the preferred routine method of hand hygiene if hands are not visibly soiled – Handwashing with soap and water –essential when when hands are visibly dirty or visibly soiled (following visible exposure to body fluids)1
- 19. To effectively reducethe growth of germs on hands, handrubbing must be performed by following all of the illustrated steps. This takes only 20– 30 seconds! How to Hand rub
- 20. How to handwash Toeffectively reduce the growth of germs on hands, handwashing must last 40–60 secs and should be performed by following all of the illustrated steps
- 21. Alcohol Hand Rubs •Require less time • Can be strategically placed • Readily accessible • Multiple sites • All patient care areas
- 22. • Adequate handwashing with water and soap requires 40–60 seconds • Average time usually adopted by health- care workers: <10 seconds • Alcohol-based • hand rubbing: 20–30 seconds Time constraint = major obstacle for hand hygiene
- 23. CORRECT HANDWASHING TECHNIQUE • Wethands with warm running water. • Add soap, then rub hands together to make a soapy lather. Make sure to wash the front and back of your hands, nails and nail beds, wrists and between fingers. • Wash hands for 20 seconds. • Rinse hands with warm running water with your hands pointed down. • Dry hands thoroughly with a clean towel and use that towel to turn off the water and open the door.