Ebook Textbook of complete denture prosthodontics: Part 2

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Ebook Textbook of complete denture prosthodontics: Part 2

Selection and Modification of Teeth for Aesthetics and FunctionTextbook of Complete Denture ProsthooonticsINTRODUCTIONTeeth selection is not simply a

Ebook Textbook of complete denture prosthodontics: Part 2 mechanical procedure but requires dexterity and knowledge of biology. Selection of teeth forms an important step before teeth arrangement.FACTORS OF

SELECTION OFANTERIOR TEETH•Size•Form•ColourPRINCIPLES OF SELECTION OF ARTIFICIAL TEETH•The teeth should appear natural and life-like.•It should serve Ebook Textbook of complete denture prosthodontics: Part 2

the functional need of the patient.•They should be easy to use in laboratory procedures.•It should be possible to position them within the anatomical

Ebook Textbook of complete denture prosthodontics: Part 2

limits of the foundation.METHODS OF ANTERIOR TEETH SELECTIONPre-extraction Recordsa.Diagnostic casts: The diagnostic casts of patient's natural teeth

Selection and Modification of Teeth for Aesthetics and FunctionTextbook of Complete Denture ProsthooonticsINTRODUCTIONTeeth selection is not simply a

Ebook Textbook of complete denture prosthodontics: Part 2l information about the width of the teeth and possibly the outline form that is more accurate than information from any other source.c.Radiographs of

teeth: Radiographs, made before the natural teeth were lost, can provide information about the size and form of the teeth to be replaced. The radiogr Ebook Textbook of complete denture prosthodontics: Part 2

aphic images, however, may be enlarged and distorted because of divergence of the X-ray.Post-extraction Examinationa.Size and form of edentulous found

Ebook Textbook of complete denture prosthodontics: Part 2

ation.b.Matching teeth to face forms and arch form.c.If patient is already a denture wearer, the mouth should be examined with the dentures in the mou

Selection and Modification of Teeth for Aesthetics and FunctionTextbook of Complete Denture ProsthooonticsINTRODUCTIONTeeth selection is not simply a

Ebook Textbook of complete denture prosthodontics: Part 2e necks of anterior teeth overlap the anterior ridge by 2 to 3 mm cervically and incisal edges will show below the relaxed lip. The visibility IS appr

oximately 3 mm in young patients and half of it in old patients.WidthI.Measuring the width of anterior teeth Bizygomatic width _ Estimated width of16~ Ebook Textbook of complete denture prosthodontics: Part 2

maxillary central incisors.Bizygomatic width _ Approximate width3.3“ of 6 anterior teeth.ii. Mark the corners of the mouth on the occlusal rim in the

Ebook Textbook of complete denture prosthodontics: Part 2

mouth and the distal surface of the upper canines can be indicated by marks made on the upper rims at the corners of the mouth. Then the distance bet

Selection and Modification of Teeth for Aesthetics and FunctionTextbook of Complete Denture ProsthooonticsINTRODUCTIONTeeth selection is not simply a

Ebook Textbook of complete denture prosthodontics: Part 2m. Variations depend upon the length of the upper lip. mobility of the upper lip. vertical height of occlusion and vertical overlap.Form of Anterior T

eethBased on Face FormClassification of face form bụ Leon Williams: It consists of two imaginary lines passing about 2.5 cm in front of the tragus of Ebook Textbook of complete denture prosthodontics: Part 2

the ear and through the angle of the jaw. If lines are almost parallel, it is said to form a square face form, lines diverging at the chin contributes

Ebook Textbook of complete denture prosthodontics: Part 2

to an ovoid

Selection and Modification of Teeth for Aesthetics and FunctionTextbook of Complete Denture ProsthooonticsINTRODUCTIONTeeth selection is not simply a