Part B: Course Detail

Teaching Period: VE 2019

Class Number: All

Class Section: All

For flexible terms and optional semesters, a Part B course guide may have been published for the entire teaching period, or for the specific class number in which you are enrolled. If there is no Part B course guide published for your specific class number, please refer to the guide for the teaching period in which you are enrolled. Enrolment Online is the definitive source for details regarding your class enrolment.

Course Code: DENT5862C

Course Title: Construct custom impression trays

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

Campus: City Campus

Program: C5387 - Diploma of Dental Technology

Course Contact: Rachael Starr

Course Contact Phone: +61 3 9341 1420

Course Contact Email: rachael.starr@rmit.edu.au


Name and Contact Details of All Other Relevant Staff

Justin Kidgell

justin.kidgell@rmit.edu.au

Nominal Hours: 30

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

None

Course Description

This unit of competency describes the skills and knowledge required to construct special trays to accurately record oral tissues.

This unit applies to work in dental technology.


National Codes, Titles, Elements and Performance Criteria

National Element Code & Title:

HLTDET002 Construct custom impression trays

Element:

1. Prepare model

Performance Criteria:

1.1 Read and interpret the work order

1.2 Block out undesirable undercuts

1.3 Design the custom tray for the patient’s dentition and the intended impression material and technique

1.4 Apply spacer material when required

Element:

2. Select and prepare materials

Performance Criteria:

2.1 Select custom tray materials in accordance with the work order

2.2 Prepare equipment for processing

2.3 Provide appropriate mixing vessels and templates 

Element:

3. Construct custom impression trays

Performance Criteria:

3.1 Apply appropriate separating medium in accordance with manufacturer’s instructions

3.2 Mix or manipulate materials in accordance with the manufacturers’ instructions

3.3 Adapt tray material to the model to the pre-determined peripheral outline

3.4 Construct handle and attach according to operator requirements

3.5 Process custom tray using the correct method for the correct material

3.6 Separate the tray from the model in a manner that prevents damage and remove spacer material

3.7 Trim the outline of the tray to shape

Element:

4. Finish custom impression trays

Performance Criteria:

4.1 Smooth and refine the peripheries, handle and other surfaces of the tray

4.2 Decontaminate the custom impression tray according to infection control guidelines

4.3 Dry the custom tray and place in a sealed container for dispatch

Learning Outcomes


On completion of this course, you should be able to:

  1. Prepare model 
  1. Select and prepare materials 
  1. Construct custom impression tray 
  1. Finish custom impression tray 


Details of Learning Activities

Theory lectures 

Practical construction of dental impression trays 


Teaching Schedule

Block 1 Week 2 Theory/Practical

Block 1 Week2 Practical continued

 

Block 2 Theory exam/Practical exam   


Learning Resources

Prescribed Texts


References


Other Resources


Overview of Assessment

Assessment 1 - Theory assessment - written test

Assessment 2 - Practical assessment 

 

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

Assessment 1: Theory knowledge exam 

Assessment 2: Practical knowledge exam:

Part 1: Edentulous lower light cure tray

Part 2: Edentulous upper light cure tray

Part 3: Partial upper Ivolen acrylic tray

Part 4: Partial lower Ivolen acrylic tray 


Assessment Matrix

E/PC 

Assessment 1

Assessment 2: Parts 1-4

1.1

 

x

1.2

 

x

1.3

x

x

1.4

x

x

2.1

x

´

2.2

x

x

2.3

x

x

3.1

x

x

3.2

x

x

3.3

 

x

3.4

x

x

3.5

 

x

3.6

 

x

3.7

 

x

4.1

x

x

4.2

x

x

4.3

x

x

Course Overview: Access Course Overview