PART D PART D WaterWater

Principles of infection control:Standard Principles of infection control:Standard PrecautionsPrecautionsWater QualityWater Quality

Water used forWater used for::Dental UnitDental Unit

IrrigationIrrigation

DrinkingDrinking

SinkSink

Instrument cleaningInstrument cleaning

SteriliserSteriliser

Dental unit water linesDental unit water lines

Steriliser water - Quality of feed waterSteriliser water - Quality of feed water

Low qualityLow quality water seriously water seriously effects on sterilizer effects on sterilizer functionfunction..

shortens the working life of the shortens the working life of the sterilizersterilizer..

Autoclave using water from Autoclave using water from a fitted reverse osmosis a fitted reverse osmosis system was un-repairablesystem was un-repairable..

Using appropriate water Using appropriate water may appear expensive at may appear expensive at the time but will prove the time but will prove totally economical if it totally economical if it extends the life of the extends the life of the

sterilisersteriliser . .

Principles of infection control:Standard Principles of infection control:Standard PrecautionsPrecautionsWater QualityWater Quality

Distilled waterDistilled water

Sterile waterSterile water

At the very least At the very least potable waterpotable water

Water has no requirement other than it be potableWater has no requirement other than it be potable..

&&It should be free of It should be free of EE coli, coli, CCryptosporidium, ryptosporidium, GGiardiaiardia but the number of but the number of other other bacterial or bacterial or colonies do not pose an infection control riskcolonies do not pose an infection control risk . .

There is one exception.There is one exception. Immunocompromised Immunocompromised patients such as those with AIDS, leukaemia, patients such as those with AIDS, leukaemia, organ transplants should have organ transplants should have dental work dental work done with water which has less than 200 done with water which has less than 200 colony forming units per mlcolony forming units per ml..

Dental unit waterDental unit water

Dental unit waterDental unit water

Dental unit water lines will developDental unit water lines will develop

bio-filmbio-film, if lines are not flushed , if lines are not flushed regularlyregularly..

Flush regularly between patientsFlush regularly between patients

Units should have anti-retraction valvesUnits should have anti-retraction valves

May need decontamination of dental May need decontamination of dental unit water lines on a regular basisunit water lines on a regular basis..

Part E Part E IMMUNISATIONIMMUNISATION

What’s newWhat’s new??

Hepatitis B (HB)Hepatitis B (HB)

Record keepingRecord keeping

Immunisation hepatitis BImmunisation hepatitis B

Recommended for all HCW’sRecommended for all HCW’s..

33 doses over a 6 month perioddoses over a 6 month period..

Check after three months following last dose to Check after three months following last dose to

see if immune levelsee if immune level..

Document evidence of immune levels of Document evidence of immune levels of

hepatitis B antibodyhepatitis B antibody..

Immunisation Hepatitis BImmunisation Hepatitis B

Good evidence that a completed course providesGood evidence that a completed course provides long long

lasting protectionlasting protection

Boosters of this vaccine not recommendedBoosters of this vaccine not recommended..

YOU MUST KNOW YOUR IMMUNE LEVELYOU MUST KNOW YOUR IMMUNE LEVEL

Immunisation Recommendations for Immunisation Recommendations for HCW’sHCW’s

Special circumstances – Hepatitis A, polio boostersSpecial circumstances – Hepatitis A, polio boosters

To all – influenza annuallyTo all – influenza annually..

To all – tetanus course part of standard childhood To all – tetanus course part of standard childhood

schedule boosters at tetanus prone incidentschedule boosters at tetanus prone incident..

IMMUNISATION : Record keepingIMMUNISATION : Record keeping

Health care worker Health care worker record cardrecord card..

Be aware of your immune stateBe aware of your immune state..

Record of all vaccinations receivedRecord of all vaccinations received . .

List your infectious/child hood illnessesList your infectious/child hood illnesses . .

Maintain up to date health and immunization Maintain up to date health and immunization recordsrecords..

Additional precautionsAdditional precautions

AIDSAIDS

Hepatitis (Hep/HB)Hepatitis (Hep/HB)

SARSSARS

Creutzfeldt–Jakob disease Creutzfeldt–Jakob disease (CJD)(CJD)

TuberculosisTuberculosis (TB) (TB)

MEASLSMEASLS

MSRMMSRM