introduction, terminology and steps of complete denture ... · branches in prosthodontics...

By/

Dr. Emad Mabrouk

Introduction, terminology

and steps of complete

denture construction

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Introduction Prosthesis: defined as an artificial appliance which replaces lost or congenitally missing tissues.

Prosthetics : is the art and science of designing and fitting artificial substitutes to replace lost or missing tissues.

Prosthodontics ( Dental prosthetics): Is the branch of dental art and science which deals with the replacement of missing teeth, oral and maxillofacial tissues to restore and maintain oral form, function, appearance, phonetics and health

Dr. Emad Mabrouk

BRANCHES IN PROSTHODONTICS

Implantology

Prosthodontics

1 - Fixed Prosthodontics

2- Removable Prosthodontics

I- Partial Dentures

II- Complete Denture

3- Maxillo-facial Prosthodontics

4- Implants

Implants can be used fixed prosthesis

Implants can used with complete dentures

Implants can be used in maxillofacial

Removable

Maxillofacial

Prosthodontics Restoration or replacement

of missing teeth & contiguous tissues

Implants

Fixed

Complete denture

A removable dental prosthesis that replaces the entire dentition and associated structures of the maxilla or mandible .

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Complete denture has 3 surfaces:

1.Fitting Surface: is the denture surface

determined by the impression.

2.Polished Surface: is the surface that starts from the border of the denture and includes the facial (labial and buccal), lingual and palatal Surfaces facing the cheeks, lips and tongue.

3.Occlusal Surface: is the surface which makes contact with its antagonist

fitting

polished

occlusal

Denture flange

Denture border

Denture teeth

Denture Borders: The margins of the denture base at the junction of the polished and impression surface.

lingual

Buccal

Denture flanges: Is the vertical extension of the denture base that extends from the cervices of the teeth to the borders of the denture flanges they are named according to location

Function of complete denture : 1- Restoration of masticatory efficiency. 2- Restoration of appearance. 3- Correction of speech defects. 4- Preservation of remaining tissues. 5- Patient comfort.

Dr. Emad Mabrouk

Dentulous: A condition in which complete set of natural teeth are present in the mouth. Completely edentulous: A condition in which the mouth without the teeth. Partially edentulous: A condition in which some of the natural teeth are lost.

Steps of complete denture construction

1- History taking and examination of the mouth.

2- Primary (preliminary) impression.

3- Pouring of the primary impression.

4- Construction of special trays.

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5- Secondary (final) impression making.

6- Boxing and pouring of the secondary (final)

impression.

7- Construction of recording bases and occlusion rims

8- Recording of jaw relationships and selection of

artificial teeth.

10° 20° 30°

9- Mounting of the models with occlusion rim on the

articulator.

10- Setting-up of teeth and waxing-up.

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11- Try-in of the waxed-up dentures.

12- Processing of the dentures ( flasking, wax

elimination, packing, curing, deflasking, finishing and

polishing).

13- Remounting the finished denture on the

articulator.

14- Delivery of the finished dentures.

15- Post-insertion care.

Thank you Dr. Emad Mabrouk