Disinfection and Decontamination Flashcards

1
Q

RMD

A

Reusable Medical Devices

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2
Q

LDU

A

Local Decontamination Unit

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3
Q

AWD

A

Automatic Washer Disinfector

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4
Q

What two parts of the cleaning cycle occur in the AWD

A

Cleaning and Disinfection

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5
Q

Stages AWD goes through (3)

A

Prewash/flush
Main wash
Rinse

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6
Q

What types of steam steriliser processes wrapped instruments (2)

A
  1. B Type
  2. Vacuum capable
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7
Q

What type of steam steriliser processes unwrapped instruments (2)

A
  1. N Type
  2. Gravity Displacement
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8
Q

Requirements for the box which transports instruments (4)

A
  1. Rigid sided
  2. Leak proof
  3. Tight fitting lid
  4. Colour coded
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9
Q

What must be done before using an AWD

A

Daily checks carried out

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10
Q

Hinged instruments in AWD

A

Must be open at the hinge

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11
Q

SOP

A

Standard Operating Procedure

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12
Q

What is used to inspect instruments after the AWD

A

Illuminated magnifier

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13
Q

What areas should particular attention be paid to on inspection of instruments (3)

A
  1. Hinges
  2. Joints
  3. Textured or threaded surfaces
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14
Q

What to do if instruments are still contaminated after AWD (3)

A
  1. Manually scrub
  2. Ultrasonic bath
  3. AWD again
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15
Q

SHTM

A

Scottish Health Technical Memorandum

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16
Q

MDR

A

Medical Device Regulation

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17
Q

SHPN

A

Scottish Health Planning Note

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18
Q

BSI

A

British Standards Institute

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19
Q

ISO

A

International Organisation for Standardisation

20
Q

Stages of life cycle of re-usable surgical instruments (9)

A
  1. Cleaning
  2. Disinfection
  3. Inspection
  4. Packaging
  5. Sterilisation
  6. Transport
  7. Storage
  8. Use
  9. Transport
21
Q

Chain of Infection (6)

A
  1. Infectious agent
  2. Reservoir
  3. Portal of exit
  4. Mode of transmission
  5. Portal of entry
  6. Susceptible host
22
Q

CPI

A

Combined Practice Inspection

23
Q

Pseudomonas Aeruginosa (3)

A
  1. Gram negative bacilli
  2. Thick polysaccharide capsule
  3. Water borne
24
Q

What microbe is alcohol hand rub ineffective against?

25
NP 143
National Procurement 143
26
UKCA (2)
UK Conformity Assessment mark CE recognised by both UK and EU but UKCA only recognised by UK
27
How can we break the chain of infection
Standard Infection Control Precautions
28
SICP
Standard infection control precautions
29
When should SICPs be used
By all staff in all care settings at all times
30
SICPs relevant to dentistry (6)
1. Hand hygiene 2. Personal protective equipment 3. Safe disposal of waste 4. Safe management of care equipment 5. Safe management of care environment 6. Safe management of blood and body fluid spillages
31
Agents used when dealing with a blood spillage (2)
1. Sodium hypochlorite 2. Dichloroisocyanrate
32
Contact time for chlorine releasing agents
3 minutes OR manufacturers instructions
33
Concentration of chlorine releasing granules used
10,000ppm av cl (available chlorine)
34
Closure mechanisms on sharps bins (2)
1. 1 click for temporary closure 2. 2 clicks for permanent closure
35
Who is responsible for disposing of sharps
The operator only
36
Who is responsible for carrying out a risk assessment following a sharps injury (4)
1. Supervising clinician 2. Clinician 3. DN team leader 4. Named nurse
37
Post sharps injury - what to do if pt refuses bloods
Same protocol followed whether bloods are taken or not
38
Sharps injury protocol (9)
1. Stop procedure, investigate area 2. Inform pt 3. Make sharp safe 4. First aid 5. Notify clinician 6. Risk assessment 7. Occupational health 8. Consent for bloods 9. Datix
39
What happens to the risk assessment after occupational health have been called for a sharps injury (3)
1. Gets destroyed 2. Strictly confidential 3. Not written in patients notes
40
5 WHO moments of hand hygiene (5)
1. Before touching a pt 2. Before a clean/aseptic procedure 3. After a procedure or body fluid exposure risk 4. After touching a pt 5. After touching a pts surroundings
41
What needs to be done to a handpiece after wash/disinfection and before the steriliser
Lubrication
42
Which instrument should never be placed in an ultrasonic bath
Handpieces
43
Top 5 causes of handpiece faults
1. Incorrect compressor settings 2. Damaged/oversized bur 3. Incorrect usage 4. Inadequate cleaning 5. Inadequate lubrication
44
How often should handpieces be serviced
Yearly
45
How to guarantee optimal lubrication on handpieces
Automatic oil dispensing system
46
Compression maintenance (2)
1. At least weekly 2. Drain moisture and emulsified oil from receiver
47
Consumer Act 1987
We need to verify equipment used has gone through rigorous process