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Elements and Performance Criteria

  1. Interpret the request for the prescribed dental radiographic image
  2. Refer to previous dental radiographic imaging
  3. Assess and determine the procedure prior to exposing a dental radiographic image
  4. Select and prepare dental radiographic imaging equipment and accessories appropriate to the procedure

Required Skills

This describes the essential skills and knowledge and their level required for this unit

Essential knowledge

The candidate must be able to demonstrate essential knowledge required to effectively do the task outlined in elements and performance criteria of this unit manage the task and manage contingencies in the context of the identified work role

This includes knowledge of

Correctly applied dental terminology

Features characteristics and movements of a range of dental radiographic equipment

Legal and ethical responsibilities for the safe use of radiation in dentistry

Radiographic appearance of anatomic landmarks normal dentition and associated bony structures for dental radiograph images

Radiographic appearance of dental anomalies and common oral pathological conditions

Range of dental radiographic imaging techniques and the reasons for selection of each technique

Reasons for processing and technique inaccuracies and methods to minimise errors

Relevant legislation and statutory requirements of consent

Essential skills

It is critical that the candidate demonstrate the ability to

Consistently prepare different clients across a range of procedures

Correctly operate a range of radiographic imaging equipment across a range of procedures

Consistent apply code of practice for the safe use of radiation in dentistry

In addition the candidate must be able to effectively do the task outlined in elements and performance criteria of this unit manage the task and manage contingencies in the context of the identified work role

This includes the ability to

Consistently prepare a diverse range of clients for a range of dental radiographic procedures

Consistently use appropriate dental terminology

Consistently use safe work practices to minimise the risk of transmission of infection

Consistently select appropriate film variables including

film speed

film size

intensifying screens

Consistently select correctly radiographic techniques including

bisecting angle

paralleling

Consistently deal with conflict

Consistently demonstrate communication skills as required in fulfilling the job role as specified by the dental practiceorganisation including negotiation asking questions active listening asking for clarification from client andor carer acknowledging and responding to a range of views

Consistently demonstrate interpersonal skills when relating to people from a range of social cultural and religious backgrounds and physical and mental abilities

Consistently work with others and display empathy with client and relatives

Consistently use problem solving skills required including

using available resources

selecting and preparing instruments equipment and materials as directed by the operator

Consistently use problem solving skills required including

using available resources

prioritising tasks

selecting and preparing instruments and equipment as directed by the operator

Minimise technical inaccuracies in dental radiographic images

Select and apply procedures to perform a range of tasks specific to the dental assistants job role

Use literacy skills to read and follow directions policies and procedures including

infection control policies guidelines and procedures

WHS policies and procedures

other dental practiceorganisation policies and procedures

Use literacy skills required to

select and apply the procedures to perform a range of tasks

follow sequenced written instructions

record accurately and legibly client details

Evidence Required

The evidence guide provides advice on assessment and must be read in conjunction with the Performance Criteria Required Skills and Knowledge the Range Statement and the Assessment Guidelines for this Training Package

Critical aspects for assessment and evidence required to demonstrate this competency unit


The individual being assessed must provide evidence of specified essential knowledge as well as skills

Observation of workplace performance is essential for assessment of this unit

Consistent compliance with infection control guidelines Australian and New Zealand Standards and legislative requirements as they relate to the dental assistants specific job role

Consistency of performance should be demonstrated over the required range of workplace situations

Context of and specific resources for assessment


Where for reasons of safety access to equipment and resources and space assessment takes place away from the workplace simulations should be used to represent workplace conditions as closely as possible

Resources essential for assessment include

access to dental radiographic imaging units and resources normally used in the workplace

radiographic viewing equipment

Competency in this unit should be assessed using all the relevant resources commonly provided in dental practice Specific resources may include

relevant dental practiceorganisation policy and procedures manuals such as

control guidelines and relevant Australian and New Zealand Standards

WHS policy and procedures

relevant state and territory legislation

manufacturer specifications for dental radiographic units

Method of assessment

Observation in the work place is essential Assessment in the workplace must be flexible to allow for client confidentiality and organisation policies

Evidence of essential knowledge and understanding may be provided by

traditional or online computerbased assessment

written assignmentsprojects

Case study and scenario as a basis for discussion of issues and strategies to contribute to best practice

Questioning

Staff andor client feedback

Supporting statement of supervisor

Authenticated evidence of relevant work experience andor formalinformal learning

Access and equity considerations

All workers in the health industry should be aware of access and equity issues in relation to their own area of work

All workers should develop their ability to work in a culturally diverse environment

In recognition of particular health issues facing Aboriginal and Torres Strait Islander communities workers should be aware of cultural historical and current issues impacting on health of Aboriginal and Torres Strait Islander people

Assessors and trainers must take into account relevant access and equity issues in particular relating to factors impacting on health of Aboriginal andor Torres Strait Islander clients and communities

Related units

This unit should be assessed in conjunction with the following related competency units

HLTDAC Apply the principles of radiation biology and protection in dental practice

HLTDA410C Apply the principles of radiation biology and protection in dental practice

HLTDAC Produce a dental radiographic image

HLTDA412C Produce a dental radiographic image


Range Statement

The Range Statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance.

Interpretation of the requestmay include but is not limited to:

Consultation with dentist or dental specialist for radiographic imaging requirements, techniques and modifications to techniques

Assessment that the request has not been duplicated

Client/carer interview

Appropriate techniques may include:

The bisected angle technique (intraoral)

The paralleling technique(intraoral)

Extra oral

Technical variables may include:

Technical variables pre-determined by manufacturer's specifications for the radiographic unit or selected by the dentist or dental specialist prior to the procedure include:

milliamperage

kilovoltage

tube length

Technical variables selected and used by the dental assistant may include:

horizontal and vertical angulation

film selection and placement

correct assembly of film locating device

positioning of client

use of intensifying screens

Previous dental radiographic images and dental records may include but are not limited to:

Evidence of pre-existing conditions may be provided by records including:

dental history, including previous diagnoses

dental records

location of oral pathology

date of previous image

Evidence of pre-existing conditions may include the radiographic appearance of:

dental caries

periodontal disease

periapical pathology

endodontic procedures

trauma and pathologic conditions of bone and the dentition

dental anomalies

Client's ability to comply with instructionsmay include consideration of:

Age

Disability including mobility and muscle coordination

Neurological disabilities including:

communication and learning difficulties

tremor

cerebral palsy

Pregnancy

Size

Weight

Additional information and advice sought prior to carrying out procedure may include but is not limited to:

Advice on modifications to standard procedures due to physical capabilities and age of client which make obtaining cooperation difficult

Anatomical difficulties:

large tongue

small mouth

tight oral muscles

limited neck movement

Availability of the appropriate equipment, resources and accessories

Special considerations for pregnant clients

Modifications to the standard procedure may include but is not limited to:

Assessment of special needs and age of client

Use of film holders and film locating devices

Explanation of the procedureand necessary requirementsmay include but is not limited to:

Actions/movements of a range of dental radiographic equipment

Client/carer interview

Parent/guardian interview

Removal of jewellery, hearing aids and oral appliances

Safety precautions used to prevent exposure of radiosensitive organs

application of lead apron and thyro-cervical collar

Obtaining consent may include:

Allowing sufficient time to discuss risks and benefits with clients and carers

Conveying complex information clearly

Helping clients understand the effects of treatment or no treatment

Involving the client fully in discussions about treatment procedures

Knowing the types and essentials of valid consent:

written

verbal

implied

Providing full details about the procedures and the risks and benefits

Appropriate accessories may include but are not limited to

Film locating devices

Film holders

Immobilisation equipment

Intensifying machines

Modifications to use of film locating devices