Course Title: Construct custom impression trays

Part A: Course Overview

Program: C5312 Diploma of Dental Technology

Course Title: Construct custom impression trays

Portfolio: SEH Portfolio Office

Nominal Hours: 15

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

Face-to-Face or Workplace

Term1 2013,
Term1 2015,
Term1 2016

Course Contact: Mark Doherty

Course Contact Phone: +61 3 93411407

Course Contact Email:

Course Description

This unit of competency describes the skills and knowledge you require to construct special trays to accurately record oral tissues. Custom or special trays as they are often referred to in the Dental industry, are constructed on a primary model to provide a custom fit for a patient, they are then used by a clinician to record a more accurate impression of a patients oral tissue.
All procedures are carried out in accordance with occupational health and safety policies and procedures, current infection control guidelines, Australian and New Zealand Standards, State/Territory legislative requirements and organisation policy.

Pre-requisite Courses and Assumed Knowledge and Capabilities

HLTIN301C Comply with infection control policies and procedures
HLTWHS200A Participate in WHS processes

National Competency Codes and Titles

National Element Code & Title:

HLTDT302D Construct custom impression trays


1. Prepare model

2. Select and prepare materials

3. Construct custom impression tray

4. Finish custom impression tray

Learning Outcomes

On completion of this course you will have the ability consistently construct a range of special trays out of two different types of material that would be used in the industry for patients who are edentulous (without teeth)  partially dentate (some teeth missing) or for a patient requiring treatment with implants.

Overview of Assessment

You will be assessed in simulated workplace and under the normal range of work conditions.

You will be assessed on both the essential knowledge and the demonstration of skills through;

  1. Completion of practical exercises - including detailed self reflection of each exercise
  2. Practical exam
  3. Theory exam