Course Title: Construct and insert an implant retained overdenture

Part B: Course Detail

Teaching Period: Term1 2015

Course Code: DENT5798C

Course Title: Construct and insert an implant retained overdenture

School: 155T Vocational Health and Sciences

Campus: City Campus

Program: C6123 - Advanced Diploma of Dental Prosthetics

Course Contact: Mark Doherty

Course Contact Phone: Ph: (03) 9341 1407

Course Contact Email:

Name and Contact Details of All Other Relevant Staff


Olga Tsibidis 0438 090 163 .au

Craig McCracken    9341 1410

Nominal Hours: 75

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

HLTIN301C Comply with infection control policies and procedures
HLTIN302C Process reusable instruments and equipment in health work
HLTWHS401A Maintain workplace WHS processes

Course Description

Construct and insert an implant retained overdenture

National Codes, Titles, Elements and Performance Criteria

National Element Code & Title:

HLTDP608C Construct and insert an implant retained overdenture


1. Plan treatment

Performance Criteria:



Performance Criteria:

1.1 Make accessible in the clean zone of the surgery the client's required laboratory work and necessary charts and records
1.2 Obtain accurate, complete and legal records of the client's personal, medical and dental history
1.3 Interpret prescription where required
1.4 Provide full details of the procedure to the client and/or carer
1.5 Obtain and document consent following ethical and legal requirements
1.6 Implement standard precaution during all procedures
1.7 Ensure emergency procedures are in place and ready for use according to relevant guidelines




2. Take a primary impression

Performance Criteria:


Performance Criteria:

2.1 Select correctly the equipment, instruments and materials for the primary impression
2.2 Take primary impressions of the maxilla and/or mandible using an alginate material in stock edentulous trays
2.3 Relieve the denture in the area of the abutments
2.4 Reline the denture with a tissue conditioning material
2.5 Pour alginate impression in dental stone and trim for custom tray fabrication


3. Prepare to take a final impression

Performance Criteria:


Performance Criteria:

3.1 Fabricate an open window custom tray to provide an accurate impression of tissue details and the relationship of the abutments to one another and to surrounding oral tissues
3.2 Ensure abutment screw tightness
3.3 Attach impression copings to the abutments with the proper length guide pins
3.4 Try-in the custom tray in the mouth and check for comfort and path of insertion
3.5 Mould the borders of the custom tray
3.6 Seal the window with baseplate wax and soften in a heated water bath
3.7 Insert custom tray over the guide pins and impression copings


4. Take the final impression

Performance Criteria:


Performance Criteria:

4.1 Paint the custom tray with an appropriate adhesive for the impression material to be used
4.2 Mix the selected impression material according to the manufacturer's specifications
4.3 Load the impression material into the tray and syringe and inject around the impression copings
4.4 Seat the impression tray using the guide pins and holes in the wax window as a guide for placement
4.5 Complete moulding of the borders
4.6 Clear excess impression material from guide pins before complete setting
4.7 Loosen the guide pins and remove the impression


5. Pour master cast and fabricate occlusal rims

Performance Criteria:


Performance Criteria:

5.1 Screw replicas onto the impression copings with guide pins
5.2 Bead and box the final impression and cast in diestone
5.3 Unscrew each guide pin completely before separating the impression from the cast
5.4 Fabricate attachment and bar extensions according to the prescription
5.5 Evaluate casting for accuracy of fit on the abutments
5.6 Fabricate a customized record base incorporating attachments
5.7 Add occlusal rims to the trimmed and polished base


6. Establish maxillomandibular relations

Performance Criteria:


Performance Criteria:

6.1 Position the attachment bar in the mouth
6.2 Place pressure indicator paste on the fitting surface of the base and ensure the base is fully seated in the mouth
6.3 Check the base for attachment retention and potential pressure areas
6.4 Record maxillomandibular relationships
6.5 Establish lip support and phonetics at the correct vertical dimension
6.6 Select tooth shade and denture tooth mould


7. Try-in of waxed denture in client's mouth and process

Performance Criteria:


Performance Criteria:

7.1 Evaluate trial denture for tooth arrangement, aesthetics, phonetics and vertical dimension of the occlusion
7.2 Adjust the trial denture for denture soreness
7.3 Record another centric relation and process as normal
7.4 Ensure complete seating of the overdenture into the attachment bar


8. Insert the completed overdenture

Performance Criteria:


Performance Criteria:

8.1 Snap denture onto the attachment bar
8.2 Use pressure indicator paste to adjust any potential sore areas
8.3 Check centric relation and remount denture for final adjustment
8.4 Provide hygiene and home care instructions

Learning Outcomes

On completion of this unit you will have the skills and knowledge required to construct and place an aesthetic and functional implant retained overdenture.

Details of Learning Activities


It is expected that you will attend all learning activities including having completed the Pre-work assessment activity this involves; special tray construction, denture fabrication, componentry selection and treatment planning.

You will observe the implant overdenture treatment for live patients of the Royal Dental Hospital.

You will be developing laboratory skills which will include the making of prescription standard prosthetics, attending lectures, working on case studies, participating in class discussion and further deepen your knowledge of Implant overdenture techniques and current trends.

You will have the opportunity to observe and engage with a number of leading industry experts.

It is expected through all of the activities in this course that you will have developed a body of work for your portfolio and ongoing professional practice.

Teaching Schedule


If you are an Advanced Diploma student the schedule for second semester is:

- Weekly attendance to theory and laboratory session which begin Thursday 16th July 2015 and conclude  Thursday 20th August 2015

- Weekly attendance to clinical activities as required by specialists as advised


If you skill set student dates will be confirmed by your teacher Olga Tsibidis prior to commencement.

Learning Resources

Prescribed Texts


Other Resources

You will be required to ensure that  you have and wear your Personal Protective Equipment (PPE) and your  laboratory tools including :wax knives, le-cron carver, burs, acrylic mixing bowl, spatula and other consumables.

Overview of Assessment


Assessment Tasks


You will  be assessed and must provide evidence of specified essential knowledge as well as skills.
You will be observed twice in the workplace and your performance will be essential for assessment of this unit
You will need to demonstrate consistent compliance with infection control guidelines, Australian and New Zealand Standards and legislative requirements as they relate to the dental prosthetist’s specific job role
Along with demonstrating your consistency of performance over the required range of workplace situations

Assessment tasks are:

- Pre-work of denture construction

- Written questions

- Two demonstrations

- Case study

Assessment Matrix

Other Information


You will need to bring supplied RMIT model and your completed mandibular denture.

Implant componentry will be supplied by RMIT.

You will need to attend all clinical and laboratory sessions in accordance with the standard WHS and PPE clothing regulations as required by RMIT and DHSV.

Due to the requirements to work with patients of the Royal Dental Hospital Of Melbourne: and the nature of the clinical work, a mature attitude is essential. You are required to wear approved professional attire during the practical sessions and at all times when at clinical venues.

Course Overview: Access Course Overview