Washer-disinfector

Question 1

1.

Answer 1

preferred method of decontamination by HTM 0105 but under review with the possibility of protein fixing

Question 2

Flush

Answer 2

an initial pressure rinse to remove gross solid and liquid debris- below 45c to prevent protein fixing

Question 3

Wash

Answer 3

detergent with water to complete removal of liquid and solid debris - chemical and mechanical action of the solution for debris break down and dislodges debris

Question 4

Rinse

Answer 4

using quality mains water or reverse osmosis to remove traces of detergent - any marking, smearing or spotting on the cleaned items indicates the water quality is inadequate

Question 5

Thermal disinfection

Answer 5

the temp used if preset at the start and varies on the contents of the load. the chosen temp is achieved and held for the required time

Question 6

Drying

Answer 6

heated air is pumped so that any moisture is removed – wet items allow microorganisms to recolonise their surfaces more easily