Contamination and cleaning

Why is it important to avoid contamination?

• To prevent infection - MOs

• To prevent phlebitis - particulate effect

• To avoid an ADR

What is phlebitis?

Damage to the vein wall from the injection of irritant substances

• Injection using infected needles and prolonged insertion of cannulae for IV can cause thrombophelitis

Give examples of the viable contaminants

• Bacteria - pseudomonas (rods), staphylococcus (sphere)

• Fungus - sporotrichosis

• Viral - herpres

• Endtoxin - E.coli

• Exotoxin - vibrocholerae

How are clean rooms cleaned?

• Remove visible items

• Decontaminate

• Disinfect to destroy MOs

• Sterilise to BP sterility test requirements

How is cleaning done so theres no recontamination in the process?

• Vacuum to remove plastic or broken class

• Wipe

• Mop with 3 buckets - mop only goes into 1

• Sterile liquid, 7% alcohol

How often do each grade clean room get disifected?

• Grade A - everytime you work with it

• Grade B - everytime you work in the area

• Grade C - start and end of day

• Floors, walls and ceiling is weekly, sometimes monthly