Unit of competency
Modification History
Release |
Comments |
Release 1 |
This version was released in HLT Health Training Package release 3.0 and meets the requirements of the 2012 Standards for Training Packages. Minimal changes to the elements and performance criteria. New evidence requirements for assessment including volume and frequency requirements. Removal of pre-requisites Supersedes HLTDT508C |
Application
This unit of competency describes the skills and knowledge required to construct removable acrylic partial dentures.
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.
Elements and Performance Criteria
ELEMENT |
PERFORMANCE CRITERIA |
Elements define the essential outcomes |
Performance criteria describe the performance needed to demonstrate achievement of the element. |
1. Design acrylic removable partial denture |
1.1 Confirm the survey of the model carried out by the operator 1.2 Confirm design and transfer to master model 1.3 Block-out undesirable undercuts 1.4 Scribe food lines 1.5 Duplicate master model to create a working model |
2. Select and prepare materials |
2.1 Select materials according to laboratory work order 2.2 Establish shape and dimension of component parts from design |
3. Arrange artificial teeth |
3.1 Select teeth and position in wax to establish aesthetics and function 3.2 Contour wax so that denture is suitable for try-in. 3.3 Decontaminate denture according to infection control guidelines and place in a suitable container for dispatch |
4. Construct retainer units. |
4.1 Construct components as required 4.2 Join components as required 4.3 Secure teeth and components in wax 4.4 Contour facial and lingual aspects 4.5 Secure appliance for processing |
5. Select and prepare materials and processing technique |
5.1 Identify the appropriate polymer system for case 5.2 Identify the appropriate investment technique 5.3 Identify the appropriate processing cycle 5.4 Select polymeric material to construct the prosthesis 5.5 Prepare system components in accordance with manufacturers’ instructions 5.6 Allow materials to reach application stage |
6. Process denture or appliance |
6.1 Apply appropriate investment techniques 6.2 Apply material to investment mould 6.3 Process the polymeric material for the correct length of time at the correct temperature 6.4 Devest model and remove any processing irregularities and sharp edges before fitting onto master model 6.5 Confirm accuracy of retainer units |
7. Finish denture or appliance |
7.1 Reposition models on the articulator where possible 7.2 Assess the articulated prosthesis and confirm that articulation is appropriate where possible 7.3 Make any necessary adjustments to maintain original vertical dimension 7.4 Polish the non-fitting surface of the prosthesis to create a smooth high shined surface 7.5 Evaluate the finished prosthesis 7.6 Decontaminate the finished prosthesis in accordance to infection control procedures 7.7 Place in a sealed container ready for dispatch |
Foundation Skills
The Foundation Skills describe those required skills (language, literacy, numeracy and employment skills) that are essential to performance. |
Foundation skills essential to performance are explicit in the performance criteria of this unit of competency. |
Unit Mapping Information
No Equivalent Unit
Links
Companion Volume implementation guides are found in VETNet - https://vetnet.gov.au/Pages/TrainingDocs.aspx?q=ced1390f-48d9-4ab0-bd50-b015e5485705