Course Title: Produce a dental radiographic image

Part A: Course Overview

Program: C4209 Certificate IV in Dental Assisting

Course Title: Produce a dental radiographic image

Portfolio: SEH Portfolio Office

Nominal Hours: 90

Regardless of the mode of delivery, represent a guide to the relative teaching time and student effort required to successfully achieve a particular competency/module. This may include not only scheduled classes or workplace visits but also the amount of effort required to undertake, evaluate and complete all assessment requirements, including any non-classroom activities.

Course Code




Learning Mode

Teaching Period(s)


City Campus


155T Vocational Health and Sciences


Term1 2010

Course Contact: Eleanor Schroeder

Course Contact Phone: +61 3 9341 1412

Course Contact Email:

Course Description

This unit of competency describes the skills and knowledge required to operate dental radiographic equipment and position the client and radiographic film in order to produce a diagnostic image
All procedures are carried out in accordance with occupational health and safety policies and procedures, current infection control guidelines, Australian and New Zealand Standards for maintaining infection control and the policies and procedures of the dental practice or organisation
All tasks are carried out in accordance with state or territory legislative requirements

Pre-requisite Courses and Assumed Knowledge and Capabilities

The following units are pre-requisites for this unit:
• HLTIN301A Comply with infection control policies and procedures in health work
• HLTIN302A Process reusable instruments and equipment in health work
• HLTOHS300A Contribute to OHS processes in the health industry
This unit should be assessed in conjunction with the following related competency units:
• HLTDA410B Apply the principles of radiation biology and protection in dental practice
• HLTDA411B Prepare to expose a prescribed dental radiographic image

National Competency Codes and Titles

National Element Code & Title:

HLTDA412B Produce a dental radiographic image


1. Position client to obtain radiographic image

2. Position dental radiographic film

3. Operate radiographic imaging equipment safely to produce image

4. Process and provide quality assurance for the exposed dental radiographic film

Learning Outcomes

1.1 Implement and maintain radiation safety measures for the client, operator and others throughout the procedure
1.2 Position the client correctly
1.3 Maintain communication with the client

2.1 Select the appropriate technical variables on the dental radiographic unit according to manufacturer specifications, procedure and client requirements
2.2 Select the appropriate radiographic technique according to the tooth under investigation and the anatomy of the oral cavity
2.3 Select and position correctly the appropriate film for the client’s requirements
2.4 Select and use film locating devices to position the film correctly when appropriate
2.5 Select accessories when appropriate according to manufacturer specifications

3.1 Operate equipment according to manufacturer specifications and legislative requirements for the safe use of radiation in dentistry
3.2 Ensure the client does not move and remains visible throughout the procedure
3.3 Remove the exposed dental radiographic film package carefully from the mouth
3.4 Label the exposed radiographic film package correctly prior to processing

4.1 Process the radiographic film correctly
4.2 Assess visual qualities of the processed film
4.3 Identify and correct processing errors
4.4 Identify and correct errors in technique
4.5 Mount and store radiographic images correctly

Overview 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 (computer-based) assessment
- written assignments/projects
• Case study and scenario as a basis for discussion of issues and strategies to contribute to best practice
• Questioning
• Staff and/or client feedback
• Supporting statement of supervisor
• Authenticated evidence of relevant work experience and/or formal/informal learning