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UNIT HLTDA1A Maintain infection control in dental practice

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UNIT HLTDA1A Maintain infection control in dental practice

Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

UNIT HLTDA1A Maintain infection control in dental practice

Unit Descriptor

    The unit describes the skills and knowledge required for dental assistants to comply with infection control procedures before, during and after oral health care procedures. All procedures are carried out in accordance with current NHMRC guidelines, Australian Standards for maintaining infection control and dental practice/organisational policy. This unit acknowledges that it is the responsibility of each dental practice/organisation to determine the most appropriate current infection control guidelines and procedures to minimise the risk of cross contamination during all procedures carried out in dental practice. All tasks are carried out in accordance with State/Territory legislative requirements.

ELEMENT PERFORMANCE CRITERIA

1. Monitor and maintain 1.1 Appropriate personal protective wear is used during

    the cleanliness of the cleaning of equipment and surfaces

    clinical and clinically 1.2 Appropriate disinfectants and cleaning equipment related treatment are selected, prepared and used on surfaces in rooms accordance with current infection control guidelines

    and manufacturer specifications

    1.3 Non-autoclavable equipment in the area of

    contamination is decontaminated at the completion

    of each treatment session

    1.4 Used surface covers, if applicable, are removed and

    replaced in a manner to prevent cross contamination

    1.5 Cleaning equipment is correctly stored

    1.6 All surfaces including internal storage units within

    the treatment room are monitored and maintained

    for cleanliness

2. Clean and sterilise 2.1 Dental instruments, handpieces and autoclavable

    dental procedural equipment are cleaned of bio-burden and lubricated,

    instruments, where appropriate, prior to sterilisation

    handpieces and 2.2 Dental instruments and autoclavable equipment are autoclavable checked for faults and disassembled where equipment appropriate

    2.3 Prior to sterilisation dental instruments and

    autoclavable equipment are loaded safely into

    steriliser to ensure effective sterilisation

    2.4 Appropriate sterilisation procedures are carried out

    in the correct sequence and duration in accordance

    with manufacturer specifications

    2.5 Sterilised instruments, handpieces and autoclavable

    equipment are stored appropriately

    1 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

    Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

    ELEMENT PERFORMANCE CRITERIA

    2.6 Monitoring of sterilisation in accordance with

    legislation is carried out

    2.7 Cleanliness of sterilisation and cleaning equipment

    is maintained in accordance with manufacturer

    specifications

    2.8 Regular maintenance program including steriliser

    operation faults and incidences are recognised

    reported and documented

    3. Maintain hygiene and 3.1 Hand washing procedures are correctly followed

    personal protection 3.2 Open cuts and abrasions are covered with a

    waterproof dressing

    3.3 Appropriate personal protection wear is correctly

    worn

    3.4 Immunisation is undertaken in accordance with

    current recommendations for dental health care

    worker

    3.5 All work is carried out in a manner that minimises

    the risk of cross contamination and complies with

    OHS policy and procedures

    3.6 Hazards in the dental surgery are recognised and

    reported to operator

    3.7 Appropriate procedures for dealing with accidents,

    including sharp injuries, are followed correctly

    4. Dispose of dental 4.1 Appropriate protective clothing is worn or used in surgery waste safely accordance with OHS policy and procedures when

    handling waste

    4.2 Waste is segregated, contained, stored and

    transported correctly

    4.3 Damaged and/or used pre-packed items are

    disposed of safely

    4.4 Waste is disposed of safely

    2 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

    ELEMENT PERFORMANCE CRITERIA

    5. Undertake the 5.1 Risks of cross contamination are identified and

    necessary measures appropriate responses implemented within dental

    to ensure prevention practice

    of transmission of 5.2 Clean, contaminated and administrative zones are infection clearly identified and maintained

    5.3 Instruments, materials, medicaments and equipment

    are set up prior to commencement of treatment

    where appropriate

    5.4 One-way workflow from clean to dirty zone is

    maintained

    5.5 Risk of transmission of infection is minimised in all

    clinical, clinically related and administrative

    procedures

    5.6 Spills are removed correctly

    3 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

    Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

     RANGE OF VARIABLES

    Infection control guidelines and Current National Health and Medical Research procedures include but are not Council (NHMRC) guidelines for infection limited to: control in health care settings

     Standard Precautions and Additional Precautions

    as defined by NHMRC

     Current Australian Standards

     Dental practice/organisational policy and

    procedures and infection control guidelines and

    procedures

     Material Safety Data Sheets (MSDS)

     Local government ordinances

     Legislative requirements

Clinical and clinically related Dental surgery

    treatment rooms may include: Sterilisation procedure room

     Laboratory

Personal protective wear may Sterile and non sterile gloves including heavy duty

    include: Masks

     Eye protection

     Enclosed footwear

     Gowns

     Plastic aprons

Cleaning equipment may include Ultrasonic cleaner

    but is not limited to: Dishwasher/disinfector

     Manual cleaning with a range of brushes

     Drying cloths

     Re-usable heavy duty gloves

     Buckets and mops

    Appropriate disinfectants are defined in current NHMRC guidelines, the Therapeutic Goods Act and dental practice/organisational policy and procedures.

Equipment is classified in Non-autoclavable

    accordance with manufacturer Autoclavable specifications and may include:

4 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

     RANGE OF VARIABLES

Decontamination is limited to non-autoclavable equipment.

Surfaces may include all work Floor

    surfaces in dental surgery within Bench tops the contamination zone eg:

     Bracket table

     Dental chair

     Operator chair

     X ray unit

     Operator light

     Non autoclavable equipment

     Internal surfaces of storage units

Dental instruments may include Autoclavable

    those required during oral Disposal health care procedures

    including those which are:

Handpieces and their High speed

    attachments may include: Low speed

     Prophylaxis

     Pedodontic

     Straight

     Ultrasonic

     Other specific attachments

Sterilisation equipment may Autoclaves

    include but is not limited to: Other sterilisers that meet Australian standards

     Sterilising pouches and bags

     Steriliser monitoring systems including biological

    and chemical indicators

Infection risks and potential Handling of impressions, radiographs and

    hazards may include but are not appliances

    limited to: Sharps

     Waste amalgam

     Mercury

     Chemicals, including radiographic solutions

     Wet floors

    5 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

    Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

     RANGE OF VARIABLES

     Blood and other body fluids

     Concentration of disinfectant

     Expiry dates of medicaments and materials

     Storage of sterile items including monitoring of

    expiry dates

Sharps injury protocol is defined by current NHMRC guidelines and dental

    practice/organisational guidelines.

    Waste segregation may include Clinical and related waste but is not limited by: Infectious waste

     Sharps

     Radiographic solutions

     Amalgam

     General waste

     Other hazardous substances

Requirements for safe disposal Main drainage

    of waste may be determined by: Incineration

     Local government ordinances

     Legislative requirements

     Material safety data sheets (MSDS)

Waste must be contained in Sharps container

    Australian Standard correctly Labelled plastic bags labelled containers in

     Rigid boxes accordance with legislative requirements including: Labelled hazardous waste container

    6 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

    Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

     EVIDENCE GUIDE

    Critical aspects of assessment Demonstrated knowledge of how infection is

    must include: spread

     Demonstrated knowledge of infection risks in a

    health environment and specifically in dental

    practice

     Compliance with current NHMRC infection

    control guidelines and procedures, Australian

    Standards, OHS and legislative requirements

    related to the dental assistant’s role

     Safe waste handling and management procedures

    in accordance with legislative requirements

     Demonstrated knowledge of personal hygiene

    practices, personal protection including

    immunisation

     Selection and use of appropriate cleaning agents

    for particular surfaces and equipment in

    accordance with the manufacturer’s specifications

     Selection of correct sterilisation method for

    instruments, equipment, handpieces

    Concurrent assessment and This unit of competency is a pre-requisite for:

    relationship with other units HLTDA2A Follow occupational health and safety

     policies in dental practice

     HLTDA3A Prepare for and assist during oral

    health care procedures

     HLTDA4A Assist in dental radiography

     HLTDA5A Maintain and store instruments,

    equipment, materials, and medicaments for oral

    health care procedures.

     HLTDA6A Assist in administration in dental

    practice

     HLTDA7A Implement an oral health education

    program

     HLTDA8A Assist in oral health care procedures

    during general anaesthesia

     HLTDA9A Assist in oral health care procedures

    during conscious sedation

     HLTDA10A Apply the principles of radiation

    biology and protection in dental practice

     HLTDA11A Prepare to expose a prescribed dental

    radiographic image

     HLTDA12A Produce a dental radiographic image

    7 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

    Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

     EVIDENCE GUIDE

    Co-requisite unit: HLTFA1A Apply basic First Aid

     Holistic assessment practice with other dental

    assistant units of competency is essential

    Essential knowledge required Knowledge of how infection is spread, cross

    includes: infection and prevention strategies

     Knowledge of relevant OHS policies and

    procedures

     Limitations, properties and precautions required of

    disinfectants and decontaminates

     Knowledge of sterilisation procedures

     Knowledge of potential hazards in a health

    environment

     Knowledge of currently available vaccinations

    against transmissible disease and knowledge of

    personal status according to organisational/dental

    practice policy

     Knowledge of clinical waste disposal methods

    Essential skills required include: Correct use of sterilisation equipment

     Applying Standard and additional precautions

     Using safe work practices to minimise the risk of

    transmission of infection

     Selection and use of appropriate chemicals in

    cleaning and sanitising

     Using correct hand washing and hand care

    techniques

     Using correct hygiene procedures

     Selecting and using equipment and cleaning

    agents effectively

     Using procedures appropriate to the cleaning area

    and purpose

     Minimising disruption to the work environment

     Minimising safety hazards for self and others

     Using time management strategies to set priorities

     Using technology to work safely and competently

     Reading and writing skills - literacy competence

    required to fulfil job roles in a safe manner and as

    specified by dental practice/organisation. The

    level of skill may range from the ability to

    understand symbols used in OHS signs, to reading

    workplace safety pamphlets or procedure manuals,

    8 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

    Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

     EVIDENCE GUIDE

    to reading labels and handling chemicals such as

    cleaning fluids. Literacy support available in the

    workplace may range from having access to

    support or assistance from

    expert/mentor/supervisor, to having no

    communication supports available. Literacy may

    be required in English or a community language.

     Oral communication skills - language competence

    required to fulfil job roles in a safe manner and as

    specified by the dental practice/organisation.

    Assessors should look for skills in asking

    questions, providing clear information, listening to

    and understanding workplace instructions, and

    clarifying workplace instructions when necessary.

    Dental practice/organisation may require

    competence in English or community language,

    depending on client group.

    Resource implications Relevant dental practice/organisational policy and

    procedures manuals such as: Competency in this unit should

    be assessed using all the relevant ; Incident reporting procedures

    resources commonly provided in ; Occupational health and safety policy and dental practice. Specific tools procedures may include:

    ; Infection control guidelines (NHMRC)and

    relevant Australian Standards

    ; Waste management policies

     Relevant State and Territory legislation

     Manufacturer’s instructions for the use of relevant

    equipment, instruments, medicaments, materials

    and Material Safety Data Sheets (MSDs)

     Cleaning agents currently used in the workplace

    Methods of assessment may Observation of work performance

    include but are not limited to: Written tasks

     Interview and questioning

     Authenticated portfolio/log book

     Supporting statement of supervisor(s)

     Authenticated evidence of relevant work

    experience and/or formal/informal learning.

This unit is most appropriately assessed in the Context of assessment:

    workplace or a simulated workplace environment under the normal range of work conditions.

    9 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

    Health Training Package Dental Assisting Unit HLTDA1A Maintain infection control in dental practice

     EVIDENCE GUIDE

    Assessment should be conducted on more than one occasion to cover a variety of circumstances to establish

    consistency.

    A diversity of assessment tasks is essential for holistic assessment.

    10 Australian National Training Authority Health Training Package HLT02 to be reviewed by January 2005 Version 1.0

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