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LDU Manager > Short Notes Document > Flashcards

Short Notes Document Flashcards

1
Q

what are the steps of the decontamination cycle

A

acquisition
cleaning
thermal disinfection
drying and inspection
packaging
sterilisation
transport
storage
use
disposal

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2
Q

what type of cleaning is recommended

A

automated cleaning

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3
Q

what does an automated cleaning process involve

A

thermal disinfection (only with washer disinfector)

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4
Q

what does thermal disinfection aim to do

A

reduce the number of viable microorganisms and may not necessarily inactivate viruses and bacteria

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5
Q

how is disinfection achieved

A

automated washing process (thermal)
chemical (only where no alternative option)

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6
Q

what should the packaging used to wrap instruments be compliant with

A

European Standards
BS EN 868

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7
Q

what type of sterilisation is used

A

steam sterilisation

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8
Q

what are the parameters for a type B steriliser

A

134-137 degrees Celsius for a minimum holding time of 3 minutes at 2.25bar

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9
Q

what should instruments be transported in

A

colour coded clean solid walled, rigid, durable leak proof containers with a tight fitting lid

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10
Q

what are the main points for storage of instruments

A

maximum storage times not specified
storage conditions should be clean, dry, well ventilated and secure
first in first out policy

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11
Q

what are the 3 locations in the LDU

A

dirty area - for cleaning
drying and inspection area
clean and packaging area - before sterilisation

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12
Q

what are the basic considerations for facilities requirements for the LDU

A

operational policy
equipment service provisions (water, drainage)
decontamination separate to clinical areas
controlled passage of materials
appropriately designed cloakroom and toilet
special storage areas and conditions required
cleaning requirements

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13
Q

who is the operator

A

person with authority to operate decontamination equipment in processing of medical devices

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14
Q

who is the user

A

person designated by the executive manager to be responsible for the management of the process
responsible for the operators

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15
Q

what are the responsibilities of the user

A

certify that decontamination equipment is fit for use
hold all documentation
ensure decontamination equipment is subject to periodic testing and maintenance
appoint operators where required and ensure that they are adequately trained
maintain production records
establish procedures for product release in line with quality management system
ensure procedures for production, quality control and safe working are documented and adhered to in the light of statutory requirements

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16
Q

who is the management

A

owner, occupier, employer, general manager, chief executive

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17
Q

who is the authorising engineer

A

person assigned to organisation to advise on decontamination procedures
provide professional and technical advice to APD and CPD

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18
Q

what are the principal responsibilities of the authorising engineer

A

provide decontamination management and operational decontamination staff with general and impartial advice on all matters
audit reports on validation, revalidation and yearly tests
advise decontamination management and operational decontamination staff on operational procedures for routine production
advice decontamination management on appointment of APD

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19
Q

what is the CPD

A

person designated by APD to carry out maintenance, validation and periodic testing of decontamination equipment

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20
Q

what should all staff be trained on in relation to infection control

A

how infections are transmitted
how to prevent transmission of infections
what to do in the event of an accident or personal injury
your practice policy on infection control

21
Q

what should members of staff involved in the decontamination process be trained on

A

preparing for decontamination
understanding key principles
able to use all cleaning methods
know what kind of sterilisers and what they are used for
understand handpiece lubrication, inspection and wrapping
know how to store instruments after sterilisation
understand record management
understand importance of reporting failures

22
Q

what is guidance

A

recommendations for the care of individuals by healthcare professionals based on best available evidence

23
Q

what is standards

A

provides guidelines or characteristics for activities and their results aimed at the achievement of the optimum degree of order in a given context

24
Q

what is legislation

A

process of enacting statutory laws

25
Q

what are the key points to consider when purchasing equipment and instruments

A

undertake review of available decontamination capabilities
ensure that all re-usable medical devices are being purchased can be decontaminated
review of device manufacturers instructions for reusable devices
UKCA mark

26
Q

what is the procurement contract for Scotland

A

NP 143

27
Q

when should manual washing be done

A

when required by manufacturer’s instructions
automated cleaning processes not available

28
Q

what types of records of the cleaning process are required

A

process records verifiable against skills register/training documents
batch records kept indicating who was responsible for cleaning the devices

29
Q

what are the key elements of the cleaning cycle (sinner circle)

A

time
temperature
chemicals
energy

30
Q

what does the documentation of the washer disinfector include

A

loading procedure
choice of operating cycle
choice of detergent
trained staff
record details of items processed

31
Q

what are the 5 stages of the WD

A

flush
wash
rinse
thermal disinfection
drying

32
Q

what does steam sterilisation depend on

A

contact between the steam and all surfaces of the load
so all items must be clean and dry before this

33
Q

what should the sterile product release procedure include

and where should it be documented

A

maintenance and test records are up to date and satisfactory
sterilisers automatic controller is indicating a satisfactory cycle
temperature and pressure record for cycle shows attainment of required conditions
the load was correct for that type of steriliser
package is intact and not wet

documented in the steriliser batch records

34
Q

what is parametric release

A

release of a batch of sterilised items based on data from the sterilisation process

35
Q

what are the key points of documentation procedure for the steriliser

A

type of load
loading procedure
choice of operating cycle
sterile product release procedure
trained staff
record details of items processed
drain water reservoir and chamber daily

36
Q

what are the daily tests for the WD

A

check cycle used
time
detergent levels
spray arm rotation
spray nozzles for blockage
remove and clean strainers and filters

37
Q

what are the weekly tests for the WD

A

perform safety checks
carry out daily tests
perform cleaning efficacy tests by residual soil detection

38
Q

what are the quarterly and annual checks for the WD

A

validation, verification and maintenance by the CPD

39
Q

what are the daily checks of the sterilisers

A

check time
temperature
pressure indicated
steam penetration test (both test device and indicator specified by steriliser manufacturer)

40
Q

what are the weekly checks of the sterilisers

A

examine door seal for signs of deterioration or leaks
check security and performance of door safety devices
ACT and steam penetration
air leakage test
air detection system function test

41
Q

what insurance must you have for the steam steriliser and what regulations state this

A

must have pressure vessel insurance for each steriliser
stated by pressure systems safety regulations

42
Q

what is the general management of the LDU

A

defined and documented responsibility for managing decontamination of dental instruments within the practice
(usually the GDP)

43
Q

what is risk management of the LDU

A

all risks associated with decontamination premises, equipment and services are identified, assessed and managed
must be comprehensive, written, decontamination policy with clear reference to risk management to cover services, equipment, processes and premises involved in decontamination

44
Q

what is the quality management system of the LDU

A

policies and procedures to control the decontamination process

45
Q

what can the management requirements for an LDU be divided into

A

general management
risk management
health and safety
training
quality management systems

46
Q

what are the 8 quality management principles

A

customer focus
leadership
involvement of people
process approach
systems approach to management
continual improvement
factual approach to decision making
mutually beneficial supplier relationships

47
Q

what is an LDU characterised by

A

sterilises only single wrapped or unwrapped items
processed items are not transferred offsite
under the control of one or more clinicians who use the re-processed devices
does not supply a third party

48
Q

what should the design layout of the LDU be compliant with

A

the SHPN 13 part 2

49
Q

what are the common requirements for all decontamination areas

A

changing areas and washing facilities should be at lowest end of any air pressure gradient
interior should be designed to avoid dust traps and to permit ease of cleaning
junctions between walls, floors and ceilings should be covered where possible

LDU Manager (3 decks)

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