Unit of competency Outline

Date retreived
22/07/2026 3:31 PM AWST

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Construct thermoformed bases and appliances

Construct thermoformed bases and appliances

Unit of competency
National Code
HLTDET005
State Code
AWA27
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
30
Description
This unit of competency describes the skills and knowledge required to construct thermoformed bases and appliances such as mouthguards, bleaching trays and orthodontic retainers.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. Prepare model
  • 1.1 Interpret work order
  • 1.2 Mark outline and scribe finishing lines where applicable
  • 1.3 Apply block-out material as required
2. Thermo-form appliance or base from blank
  • 2.1 Select thermo-forming material in accordance with the work order and appliance to be constructed
  • 2.2 Select thermo-forming equipment according to material
  • 2.3 Apply heat to material to ensure that blank has been uniformly softened
  • 2.4 Adapt softened material to model ensuring adaptation is uniform with constant thickness as specified by manufacturer’s instructions
  • 2.5 Allow material to cool
  • 2.6 Verify adaptation
3. Trim, shape and finish appliances or bases
  • 3.1 Remove thermo-formed blank
  • 3.2 Trim to outline and fit to model
  • 3.3 Refine outline
  • 3.4 Smooth and finish appliance or base
No information
No information
Replaces
State Code National Code Title Type
WD125 HLTDT315D Construct thermoformed bases and appliances Unit of competency