Don't Procrastinate Flashcards

1
Q

what must the transport container be

A

rigid sided
tight fitting lid
leak proof
colour coded or clearly marked

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

what must the washer disinfector be

A

validated to establish cycle parameters
loading patterns followed
daily and weekly testing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

what should a lit magnifier be used to

A

identify damage present on instrumentation
identify any spots of residual contamination

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what is the ultrasonic used for

A

remove hard to reach contamination
as a secondary or backup method
must be degassed and tested before use

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what must a steriliser be

A

tested on a daily and weekly basis
used with purified water
have an annual insurance test

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

in what ways is a time a major factor in all stages of decontamination

A

how long since instruments were used
how long does wash phase need to be
how long is WD cycle
what are the critical time/temperature settings for thermal disinfection
how long will packaging and sterilisation process take
how long does processing cycle take overall

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

what are the major factors in decontamination process

A

time
temperature
water
chemicals
energy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

what does the sinner circle show

A

r elements that are required for successful cleaning process
(energy, temperature, chemicals, time)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what happens if you increase or decrease any of the factors in the sinner circle

A

impact efficacy of the process

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what kind of particulate does water pick up in the pipework

A

minerals
silicates
organics
metals

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

what is the measure of particulate in water called

A

conductivity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

what is conductivity also referred to

A

total dissolved solids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

what is the unit of measurement of conductivity

A

micro siemens

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

what are the kinds of purified water

A

distilled
de-ionised
reverse osmosis
sterile

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

how is distilled water produced

A

boiling and recondensing standard tap water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

how is de-ionised water produced

A

passing water through an ion exchange that picks up things such as sodium, calcium and potassium

17
Q

how is reverse osmosis water produced

A

semi permeable filter is used to remove particulate and bacteria from the water

18
Q

how is sterile water produced

A

filtered and then sterilised

19
Q

what is the conductivity level of pure water

A

4.3 micro siemens

20
Q

what kind of detergent is used for enclosed process

A

high and low alkaline detergent

21
Q

what kind of detergent breaks proteins down into smaller particles

A

enzymatic detergent

22
Q

what kind of detergent is less harmful to operators skin

A

pH neutral detergent

23
Q

what are the two ends of the detergent molecule

A

hydrophilic and hydrophobic

24
Q

what end of the molecule is where contamination is drawn to

A

hydrophobic end

25
Q

what are cycle times based on

A

cleaning efficacy of the chemical during the validation of periodic testing of the machine

26
Q

what instructions do you follow for dosing volume and operating temperature

A

manufacturers instructions

27
Q

what does energy mean in terms of decontamination

A

energy or force used for cleaning and contact

28
Q

where does force comes from in ultrasonic bath

A

high frequency sound waves causing cavitation

29
Q

where does the force come from in a WD

A

high pressure water jet or spray

30
Q

where does the force come from in manual cleaning

A

from using a scrubbing brush

31
Q

what cleaning process is the least ferocious

A

WD

32
Q

what is the general shape of the sinner circle with the ultrasonic bath

A

energy is large
cycle time is short
temperature is low
detergent is low

33
Q

how are cleaning times established

A

by the engineer

34
Q

how are temperatures for wash established

A

by chemical being used