By

Dr Varshit

1ST M.D.S

Dept of Prosthodontics

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Journal Of Prosthodontics

20[2011]

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*Is the branch of prosthodontics concerned with

the restoration and/or replacement of the

stomatognathic and craniofacial structures

with prosthesis that may or may not be

removed on a regular or elective basis.

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*A prosthesis to close a congenital or

acquired defect in the palate

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*Speech

*Mastication

*Esthetics

*Keep the defective area clean

*Reshape & reconstruct the palatal contour

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To seal congenital or acquired defects

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*Open

*Close

*By fabricating a hollow maxillary obturator the

weight of the prosthesis may be reduced up to

33%

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*The patient ,age 35 years was

referred by the ENT Department to

the Department of prosthodontics

after surgery due to osteosarcoma

*On examination, left & right subtotal

maxillectomies had been performed

*Portion of the nasal

septum,part of

inferior nasal conchae

& superior wall of

maxillary sinuses

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*Immediate followed by interim

obturator after 1 month

*Fabrication of the definite prosthesis

after 4 months in the form of a two

piece hollow bulb obturator

*Three basic steps

1 Impression procedure

2 Fabrication of the antral part

3 Followed by the oral part

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*Impression procedure

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