Unit of Competency Mapping – Information for Teachers/Assessors – Information for Learners

HLTDEP003 Mapping and Delivery Guide
Take impressions

Version 1.0
Issue Date: April 2024


Qualification -
Unit of Competency HLTDEP003 - Take impressions
Description
Employability Skills
Learning Outcomes and Application This unit of competency describes the skills and knowledge required to take a range of impressions for patients who are dentate or edentulous.This unit applies to work in dental prosthetics.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.
Duration and Setting X weeks, nominally xx hours, delivered in a classroom/online/blended learning setting.

Skills must have been demonstrated in the dental workplace with the addition of simulations and scenarios where the full range of contexts and situations cannot be provided in the workplace. The following conditions must be met for this unit:

• use of suitable facilities, equipment and resources, including:

- gas burner

- custom made impression tray

- examination mirrors

- existing dentures

- mixing bowl and/or mixing pad

- spatula

- stock impression tray

- storage container for transportation

- Dental Board of Australia guidelines on infection control on which the candidate bases the planning process

• modelling of industry operating conditions including access to real people for simulations and scenarios of prosthetic procedures.

Assessors must satisfy the Standards for Registered Training Organisations (RTOs) 2015/AQTF mandatory competency requirements for assessors.
Prerequisites/co-requisites
Competency Field
Development and validation strategy and guide for assessors and learners Student Learning Resources Handouts
Activities 		Slides
PPT 		Assessment 1 Assessment 2 Assessment 3 Assessment 4
Elements of Competency Performance Criteria              
Element: Elements define the essential outcomes
       
Element: Assess the patient
  • Confirm the patient’s medical history
  • Provide full details of the procedure to the patient or where appropriate to their carer
  • Obtain and document consent following ethical and legal requirements
  • Select the equipment and instruments for the impression
  • Prepare personal protective equipment for the patient and members of the dental team
  • Adjust the dental clinic set-up to accommodate the patient’s needs
       
Element: Select impression tray and modify if required
  • Select an appropriate impression tray for the technique and the patient
  • Modify the impression tray where necessary to ensure comfort and accuracy
       
Element: Select and prepare impression materials
  • Select impression materials in accordance with desired outcome
  • Consider the patient’s comfort and the indications for use of particular materials
  • Prepare the correct materials and medicaments using the correct technique, to the correct consistency and quantity required
  • Modify materials where indicated
       
Element: Perform impression taking procedure
  • Position and prepare the patient for the procedure
  • Instruct the patient on participation during the procedure
  • Place impression tray and mixed material in the patient’s mouth
  • Carry out muscle trimming
  • Monitor and reassure the patient throughout the procedure and provide first aid support if required
  • Remove the impression when set
  • Examine the patient’s mouth for injury and impression material debris following removal of the impression
  • Restore the patient’s comfort and appearance
  • Document details of the procedure in accordance with organisation policies and procedures and relevant guidelines
  • Assess the quality of the impression for the required prosthetic appliance
       


Evidence Required

List the assessment methods to be used and the context and resources required for assessment. Copy and paste the relevant sections from the evidence guide below and then re-write these in plain English.

ELEMENT

PERFORMANCE CRITERIA

Elements define the essential outcomes

Performance criteria describe the performance needed to demonstrate achievement of the element.

1. Assess the patient

1.1 Confirm the patient’s medical history

1.2 Provide full details of the procedure to the patient or where appropriate to their carer

1.3 Obtain and document consent following ethical and legal requirements

1.4 Select the equipment and instruments for the impression

1.5 Prepare personal protective equipment for the patient and members of the dental team

1.6 Adjust the dental clinic set-up to accommodate the patient’s needs

2. Select impression tray and modify if required

2.1 Select an appropriate impression tray for the technique and the patient

2.2 Modify the impression tray where necessary to ensure comfort and accuracy

3. Select and prepare impression materials

3.1 Select impression materials in accordance with desired outcome

3.2 Consider the patient’s comfort and the indications for use of particular materials

3.3 Prepare the correct materials and medicaments using the correct technique, to the correct consistency and quantity required

3.4 Modify materials where indicated

4. Perform impression taking procedure

4.1 Position and prepare the patient for the procedure

4.2 Instruct the patient on participation during the procedure

4.3 Place impression tray and mixed material in the patient’s mouth

4.4 Carry out muscle trimming

4.5 Monitor and reassure the patient throughout the procedure and provide first aid support if required

4.6 Remove the impression when set

4.7 Examine the patient’s mouth for injury and impression material debris following removal of the impression

4.8 Restore the patient’s comfort and appearance

4.9 Document details of the procedure in accordance with organisation policies and procedures and relevant guidelines

4.10 Assess the quality of the impression for the required prosthetic appliance

The candidate must show evidence of the ability to complete tasks outlined in elements and performance criteria of this unit, manage tasks and manage contingencies in the context of the job role. There must be evidence that the candidate has completed the following tasks:

• performed the activities outlined in the performance criteria of this unit during a period of at least 240 hours of work in a clinical dental workplace environment

• prepared 4 different patients for impression procedures ensuring patient safety, including:

- patients who are partially dentate

- patients who are fully edentulous

• taken at least 1 impression for each of the following types of procedures, which may include using of stock and custom trays:

- relining or rebasing

- complete dentures

- partial dentures

- removable flexible mouthguard used for sporting activities immediate dentures

- additions or repairs to existing denture.

The candidate must be able to demonstrate essential knowledge required to effectively complete tasks outlined in elements and performance criteria of this unit, manage the task and manage contingencies in the context of the work role. This includes knowledge of:

• the effects of disability, medical conditions and medications on the impression taking procedure

• physical and chemical properties of dental impression materials

• principles of quality assurance and work effectiveness

• rationale and objectives for the taking of impressions

• rationale, criteria for selection and use of dental impression materials

• ethical principles and legal responsibilities involved in the provision of dental care

• dental practice or organisation policy and procedures, including registration standards and guidelines.

Submission Requirements

List each assessment task's title, type (eg project, observation/demonstration, essay, assignment, checklist) and due date here

Assessment task 1: [title]      Due date:

(add new lines for each of the assessment tasks)

Assessment Tasks

Copy and paste from the following data to produce each assessment task. Write these in plain English and spell out how, when and where the task is to be carried out, under what conditions, and what resources are needed. Include guidelines about how well the candidate has to perform a task for it to be judged satisfactory.

ELEMENT

PERFORMANCE CRITERIA

Elements define the essential outcomes

Performance criteria describe the performance needed to demonstrate achievement of the element.

1. Assess the patient

1.1 Confirm the patient’s medical history

1.2 Provide full details of the procedure to the patient or where appropriate to their carer

1.3 Obtain and document consent following ethical and legal requirements

1.4 Select the equipment and instruments for the impression

1.5 Prepare personal protective equipment for the patient and members of the dental team

1.6 Adjust the dental clinic set-up to accommodate the patient’s needs

2. Select impression tray and modify if required

2.1 Select an appropriate impression tray for the technique and the patient

2.2 Modify the impression tray where necessary to ensure comfort and accuracy

3. Select and prepare impression materials

3.1 Select impression materials in accordance with desired outcome

3.2 Consider the patient’s comfort and the indications for use of particular materials

3.3 Prepare the correct materials and medicaments using the correct technique, to the correct consistency and quantity required

3.4 Modify materials where indicated

4. Perform impression taking procedure

4.1 Position and prepare the patient for the procedure

4.2 Instruct the patient on participation during the procedure

4.3 Place impression tray and mixed material in the patient’s mouth

4.4 Carry out muscle trimming

4.5 Monitor and reassure the patient throughout the procedure and provide first aid support if required

4.6 Remove the impression when set

4.7 Examine the patient’s mouth for injury and impression material debris following removal of the impression

4.8 Restore the patient’s comfort and appearance

4.9 Document details of the procedure in accordance with organisation policies and procedures and relevant guidelines

4.10 Assess the quality of the impression for the required prosthetic appliance

Copy and paste from the following performance criteria to create an observation checklist for each task. When you have finished writing your assessment tool every one of these must have been addressed, preferably several times in a variety of contexts. To ensure this occurs download the assessment matrix for the unit; enter each assessment task as a column header and place check marks against each performance criteria that task addresses.

Observation Checklist

Tasks to be observed according to workplace/college/TAFE policy and procedures, relevant legislation and Codes of Practice Yes No Comments/feedback
 
Confirm the patient’s medical history 
Provide full details of the procedure to the patient or where appropriate to their carer 
Obtain and document consent following ethical and legal requirements 
Select the equipment and instruments for the impression 
Prepare personal protective equipment for the patient and members of the dental team 
Adjust the dental clinic set-up to accommodate the patient’s needs 
Select an appropriate impression tray for the technique and the patient 
Modify the impression tray where necessary to ensure comfort and accuracy 
Select impression materials in accordance with desired outcome 
Consider the patient’s comfort and the indications for use of particular materials 
Prepare the correct materials and medicaments using the correct technique, to the correct consistency and quantity required 
Modify materials where indicated 
Position and prepare the patient for the procedure 
Instruct the patient on participation during the procedure 
Place impression tray and mixed material in the patient’s mouth 
Carry out muscle trimming 
Monitor and reassure the patient throughout the procedure and provide first aid support if required 
Remove the impression when set 
Examine the patient’s mouth for injury and impression material debris following removal of the impression 
Restore the patient’s comfort and appearance 
Document details of the procedure in accordance with organisation policies and procedures and relevant guidelines 
Assess the quality of the impression for the required prosthetic appliance 

Forms

Assessment Cover Sheet

HLTDEP003 - Take impressions
Assessment task 1: [title]

Student name:

Student ID:

I declare that the assessment tasks submitted for this unit are my own work.

Student signature:

Result: Competent Not yet competent

Feedback to student

 

 

 

 

 

 

 

 

Assessor name:

Signature:

Date:

Assessment Record Sheet

HLTDEP003 - Take impressions

Student name:

Student ID:

Assessment task 1: [title] Result: Competent Not yet competent

(add lines for each task)

Feedback to student:

 

 

 

 

 

 

 

 

Overall assessment result: Competent Not yet competent

Assessor name:

Signature:

Date:

Student signature:

Date: