Course Title: Take impressions and construct study models

Part B: Course Detail

Teaching Period: Term2 2013

Course Code: DENT5808

Course Title: Take impressions and construct study models

School: 155T Vocational Health and Sciences

Campus: City Campus

Program: C6119 - Advanced Diploma of Oral Health (Dental Hygiene)

Course Contact: Sue Fatone

Course Contact Phone: +61 3 9341 1406

Course Contact Email: sue.fatone@rmit.edu.au


Name and Contact Details of All Other Relevant Staff

Nominal Hours: 25

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

HLTIN403B – Implement and monitor infection control policies and procedures
TAFEDH006 - Scale teeth, debride root surfaces and stains from teeth
 

Course Description

This unit is concerned with the knowledge and skills dealing with the taking of impressions and the construction of study models, including those used in orthodontics.


National Codes, Titles, Elements and Performance Criteria

National Element Code & Title:

TAFEDH011 Take impressions and construct study models

Element:

1. Assess the patient

Performance Criteria:

1.1 Equipment, materials and instruments required for the
patient’s treatment have been assembled prior to
ushering the patient in
1.2 Patient’s medical history is confirmed and adjustments
are made to the dental surgery to accommodate the
patient’s needs

1.3 Prescription is interpreted where required
1.4 Procedure is clearly explained to the patient/carer/
guardian to inform and reassure patient and confirm
consent
1.5 Oral cavity is prepared for impression procedure

Element:

2. Select impression materials

Performance Criteria:

2.1 Impression tray is selected for the requirements and the
patient
2.2 Modifications to impression tray are carried out where
necessary to assure comfort and accuracy

Element:

3. Select and prepare impression materials

Performance Criteria:

3.1 Correct materials are chosen for procedure
3.2 Patients’ comfort and indications for the use of particular
materials are considered
3.3 Materials are prepared and used in accordance with
manufacturers’ instructions, infection control guidelines
and OHS requirements

Element:

4. Perform impression taking procedure

Performance Criteria:

4.1 Seat the patient appropriately and provide clear
instructions to inform and prepare them for the
impression taking procedure
4.2 Monitor the patient during and post impression taking
procedure to ensure their comfort and safety
4.3 Place the impression tray and manage oral tissues to
ensure an accurate impression is taken for the identified
purpose
4.4 Take a bite registration if required
4.5 Implement safe work practices in accordance with OHS
requirements and impression disinfected according to
NHMRC infection guidelines to prepare and transport
the impression(s) to a dental laboratory with
accompanying work documentation
4.6 Document details of procedure in accordance with
standard procedures and relevant guidelines

Element:

5. Pour and trim impression models

Performance Criteria:

5.1 Select appropriate materials and apparatus and
following manufacturer’s instructions, mix and pour the
impressions
5.2 Allow appropriate setting time
5.3 Remove models from the impression intact and are
inspected for defects
5.4 Rectify defects if possible and trim models in accordance with requirements

Element:

6. Finish model

Performance Criteria:

6.1 Model is recovered intact from impression
6.2 Model is inspected for defects
6.3 Models are trimmed according to requirements


Learning Outcomes


Please refer to the elements of competency.


Details of Learning Activities

Attendance to activities associated with formal classes & Laboratory practicals/workshops

Research MSDS for a variety of impression materials, plasters and stones

Sim lab practicals

Explore a variety of materials
• Preparation, dispensing, mixing techniques & setting times
• OH&S incl MSDS
• Infection control guidelines
Impression taking on models
Pouring up exercises


Create impression taking and pouring study model procedure guides

Simulated workshops
• Scenarios demonstrated for student observation
• Students’ role play on impression taking procedure incl. patient management

Supervised clinical environment
• Perform History taking
• Clinical assessment
• Patient Impression taking
• Study model fabrication
 


Teaching Schedule

Classes will commence in Semester 2 and be delivered in 3 hour blocks. Each class will include teacher led presentations, workbook activities, group collaboration and self directed learning opportunities, as well as a significant practical component both in the preclinical lad and in the clinic.


Learning Resources

Prescribed Texts


References


Other Resources

All practical equipment and materials will be provided in the preclinical sessions

Recommended reading and references as uploaded on blackboard, including classroom presentations


Overview of Assessment

Before the critical aspects of evidence are considered all prerequisites must be met.

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:

  • candidates must demonstrate their ability to apply essential knowledge identified for this competency unit before undertaking independent workplace application
  • this competency unit should be assessed in conjunction with relevant competency unit(s) in delivery of the Advanced Diploma of Oral Health (Dental Hygiene) ·
  • evidence must demonstrate the individual’s ability to apply their knowledge within the requirements of dental hygiene practice 
  • consistency of performance should be demonstrated over the required range of workplace situations relevant to an identified work role 

Assessment Tasks

Assessment 1:

Practical Assessment

Assessment 2:

Written theory examination

 

Assessment Mapping Matrix

 

Elements/Performance Criteria Covered

Ass 1

Ass 2

1.1

X

 

1.2

X

X

1.3

X

X

2.1

X

 

2.2

X

 

3.1

X

X

3.2

X

X

3.3

X

X

4.1

X

X

4.2

X

X

4.3

X

X

4.4

X

X

4.5

X

 

4.6

X

 

5.1

X

X

5.2

X

X

5.3

X

 

6.1

X

X

6.2

X

X

6.3

X

 

 

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

Knowledge Test on selection, use and handling of a variety of materials for impression taking and study model fabrication

Report on MSDS research


Sim lab tasks including written report on each activity

Practical testing on each procedure conducted during lab practicals


Presentation of final impressions and study models undertaken in sim lab practical


Report on procedure guide

Continuous assessments in supervised clinical environment

Presentation of patient records/log book
 


Assessment Matrix

Formative
written Assignment 
Pre-clinical Log sheets
Summative
Written test co-assessed with TAFEDH009 (50%)
Presentation of final impressions and study models undertaken in laboratory. 50%
All assessments must be completed successfully to achieve a competent result.
 

Other Information

related competency units:
 HLTIN403B – Implement and monitor infection control
policies and procedures
 TAFEDH006 - Scale teeth, debride root surfaces and stains
from teeth
The unit should also be assessed in conjunction with
competency unit(s) related to planning/delivery of the Advanced
Diploma of Oral Health (Dental Hygiene)

Course Overview: Access Course Overview