Unit of competency Outline

Date retreived
22/07/2026 7:30 AM AWST

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Construct models

Construct models

Unit of competency
National Code
HLTDET001
State Code
AWA31
TGA Status
Current
DTWD Status
Approved
Current Release Number
1.00
Current Release Date
08/12/2015
View on TGA
State Implementation and Classification
Approved Date
22/06/2016
Field of Education
060705 - Dental Technology
Original Release Date
22/06/2016
Nominal Hours
35
Description
This unit of competency describes the skills and knowledge required to construct models from impressions of the patient’s maxillary or mandibular jaws.This unit applies to work in dental technology.The skills in this unit must be applied in accordance with Commonwealth and State/Territory legislation, Australian/New Zealand Standards and industry codes of practice.
Notes
Elements and Performance Criteria
1. Verify integrity of impressions
  • 1.1 Apply standard precautions when receiving, handling and working on dental materials
  • 1.2 Decontaminate impressions according to infection control guidelines
  • 1.3 Examine impressions for defects
  • 1.4 Check impressions to ensure they meet the specifications of the work order
  • 1.5 Handle impressions with care to avoid damage or distortion
  • 1.6 Ensure accompanying models are intact with no defects or adjustments required
  • 1.7 Prepare a range of impressions for pouring
2. Select and prepare model materials
  • 2.1 Select appropriate model materials
  • 2.2 Ensure all equipment used for mixing materials is clean
  • 2.3 Prepare model materials in accordance with desired outcomes
  • 2.4 Maintain and store model materials in accordance with manufacturers’ instructions
3. Pour impressions
  • 3.1 Pour model materials into impressions in accordance with accepted techniques
  • 3.2 Allow required setting time
4. Finish model
  • 4.1 Separate intact model from the impression.
  • 4.2 Inspect the model for defects
  • 4.3 Trim the model in accordance with requirements
  • 4.4 Duplicate the master model to create a working model where required by work order
No information
No information
Replaces
State Code National Code Title Type
WD122 HLTDT301D Construct models Unit of competency