Course Title: Take impressions and construct study models

Part B: Course Detail

Teaching Period: Term1 2017

Course Code: DENT5808

Course Title: Take impressions and construct study models

School: 174T School of VE Engineering, Health & Science

Campus: City Campus

Program: C6119 - Advanced Diploma of Oral Health (Dental Hygiene)

Course Contact: Sue Fatone

Course Contact Phone: +61 3 9341 1406

Course Contact Email:

Name and Contact Details of All Other Relevant Staff

Program Manager: Mr Nicholas Greer

Telephone: +61 3 9341 1420



Ms. Zanne Fraser

Telephone: +61 3 9341 1402.


Nominal Hours: 25

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.

Pre-requisites and Co-requisites

HLTIN403B – Implement and monitor infection control policies and procedures
TAFEDH006 - Scale teeth, debride root surfaces and stains from teeth

Course Description

This unit is concerned with the knowledge and skills dealing with the taking of impressions and the construction of study models, including those used in orthodontics.

National Codes, Titles, Elements and Performance Criteria

National Element Code & Title:

TAFEDH011 Take impressions and construct study models


1. Assess the patient

Performance Criteria:

1.1 Equipment, materials and instruments required for the patient’s treatment have been assembled prior to ushering the patient in

1.2 Patient’s medical history is confirmed and adjustments are made to the dental surgery to accommodate the patient’s needs

1.3 Prescription is interpreted where required

1.4 Procedure is clearly explained to the patient/carer/ guardian to inform and reassure patient and confirm consent

1.5 Oral cavity is prepared for impression procedure


2. Select impression materials

Performance Criteria:

2.1 Impression tray is selected for the requirements and the patient

2.2 Modifications to impression tray are carried out where necessary to assure comfort and accuracy


3. Select and prepare impression materials

Performance Criteria:

3.1 Correct materials are chosen for procedure

3.2 Patients’ comfort and indications for the use of particular materials are considered

3.3 Materials are prepared and used in accordance with manufacturers’ instructions, infection control guidelines and OHS requirements


4. Perform impression taking procedure

Performance Criteria:

4.1 Seat the patient appropriately and provide clear instructions to inform and prepare them for the
impression taking procedure

4.2 Monitor the patient during and post impression taking procedure to ensure their comfort and safety

4.3 Place the impression tray and manage oral tissues to ensure an accurate impression is taken for the identified purpose

4.4 Take a bite registration if required

4.5 Implement safe work practices in accordance with OHS requirements and impression disinfected according to NHMRC infection guidelines to prepare and transport the impression(s) to a dental laboratory with accompanying work documentation

4.6 Document details of procedure in accordance with standard procedures and relevant guidelines


5. Pour and trim impression models

Performance Criteria:

5.1 Select appropriate materials and apparatus and following manufacturer’s instructions, mix and pour the impressions

5.2 Allow appropriate setting time

5.3 Remove models from the impression intact and are inspected for defects

5.4 Rectify defects if possible and trim models in accordance with requirements


6. Finish model

Performance Criteria:

6.1 Model is recovered intact from impression

6.2 Model is inspected for defects

6.3 Models are trimmed according to requirements

Learning Outcomes

Please refer to the elements of competency.

Details of Learning Activities

The learning activities have been designed to help students to achieve learning outcomes of this unit:

  • Facilitator led classroom based lecture and or workshop using PowerPoint Presentations
  • Written classroom tasks
  • Demonstration and classroom discussion
  • Group discussions
  • Participation in group activities based on simulated workplace exercises
  • Clinical practice, peer evaluation/feedback session/completion of practical worksheets
  • Online learning resources accessed via myRMIT Studies (BlackBoard
  • Self managed research to support completion of assessment tasks.


Teaching Schedule

The unit is delivered as per the timetable issued on Induction Day and is also located on BlackBoard. The classes will be delivered, on level 3 or 2 of Building 154, RMIT (within the Royal Dental Hospital of Melbourne) or in the undergraduate clinic Level 2 Royal Dental Hospital of Melbourne. There will be opportunity for you to attend clinics off site.

Learning Resources

Prescribed Texts


Other Resources

Students will be expected to utilise a range of recent and appropriate library, electronic, text and other resources. Students will be provided with resources and tools for learning in this course through myRMIT Studies (BlackBoard).

  • RMIT ADOH prescribed textbooks
  • RMIT Studies (Blackboard) for RMIT Online resources.
  • RMIT Library for textbooks and other resources.
  • RMIT Library (Dental Guides):

Overview of Assessment

Before the critical aspects of evidence are considered all prerequisites must be met.

The candidate must show evidence of the ability to complete tasks outlined in elements and performance criteria of this unit, manage tasks and manage contingencies in the context of the job role. There must be evidence that the candidate has:

  • candidates must demonstrate their ability to apply essential knowledge identified for this competency unit before undertaking independent workplace application
  • this competency unit should be assessed in conjunction with relevant competency unit(s) in delivery of the Advanced Diploma of Oral Health (Dental Hygiene) ·
  • evidence must demonstrate the individual’s ability to apply their knowledge within the requirements of dental hygiene practice 
  • consistency of performance should be demonstrated over the required range of workplace situations relevant to an identified work role 

Assessment Tasks

Assessment 1:

Practical Assessment

Assessment 2:

Written theory examination


Assessment Mapping Matrix


Elements/Performance Criteria Covered

Ass 1

Ass 2






























































To be deemed competent you must demonstrate an understanding of all aspects required of the competency. Assessment methods have been designed to measure your achievement of each competency in a flexible manner over multiple tasks.

Assessment Tasks

To demonstrate competency in this unit, students will need to complete all of the following pieces of assessment to a satisfactory standard.


Assessment Task 1: Practical Assessment

Students will attempt the assessments under supervision of the assessor and they will be graded with either a S (Satisfactory) or NYS (Not Yet Satisfactory) according to the assessment guidelines and criteria outlined in the TAFEHD011 Assessment Outline. All assessment criteria must be successfully completed in order to achieve a satisfactory result.

Feedback to students will be provided at an allocated time at RMIT.


Assessment Task 2: Written theory examination

This is conducted as per timetable. The written test will be conducted under supervision at RMIT under exam conditions. Detailed information will be discussed with students during their attendance to lectures.

In order to achieve a satisfactory result, student must score 60% of the overall mark. Feedback to students will be provided at an allocated time at RMIT.

Assessment Matrix


Other Information


Please refer to the RMIT Student Page for extensive information about study support, assessments, extensions, appeals and a range of other matters:  


RMIT provides all students with an extension range of online and campus based study support services ranging from:

Study and Learning Centre  

Learning Lab:;ID=l5f1zzjdhi0g1  

Disability Liaison Unit:  



RMIT University requires that you present only YOUR work for assessment.

Plagiarism is a form of cheating. It is the presentation of the work or idea of another person. Plagiarism is NOT acceptable. Penalties can include charges of academic misconduct, cancellation of results and exclusion from your course. Please note: It is also a disciplinary offence to allow your work to be plagiarised by another student. When signing the coversheet (electronic or paper based), you are declaring that the work is not plagiarised.


Special Consideration

Please note: Students may apply for Special Consideration as per the information via the RMIT website  if they believe that to complete assessment for this unit by the submission date has been affected by factors beyond their control. Special consideration must be lodged prior to or within 48 hours of the scheduled assessment time or assessment submission date. The application for Special Consideration is NOT granted automatically on application.


RMIT Assessment Appeal Process

Students may appeal against their assessment result as per the information via the RMIT website. The Appeals Against Assessment policy and procedure applies to all coursework programs in all careers. The appeal process is staged and students are required to follow each stage in order to ensure their full entitlement to appeal, this is available on;ID=nwjxaifdrgle (unresolved)  



It is strongly advised that you attend all sessions in order to engage in the required learning activities, ensure the maximum opportunity to gain competency.


Recognition of Prior Learning and Credit Transfer

If you think you have some or all of the knowledge and competencies described, please discuss the Recognition of Prior Learning and Credit Transfer options that may be available to you with the Program Coordinator. For more information go to:



Course Overview: Access Course Overview