PMC8884350_01
Intraoral examination
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F1
Intraoral examination showed bilateral loss of palate, maxillary alveolus, maxillary teeth, oro-antral, and oro-nasal communication [Figure 1].
Treatment planning with Blue Sky Bio Software
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F2
A free-hand surgical procedure was planned because of lack of supporting structure to stabilize a surgical template [Figure 2].
Definitive impression and master cast
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F3
An open tray definitive impression with polyvinylsiloxane impression material (GC-Flexceed , GC, India) was made and poured in Type IV gypsum (Kalabhai Kalstone, Kalabhai Karson, India) [Figure 3 left and right].
(a) Mock-up framework with PRESICLIX male attachments (b) Cast metallic framework with attachments (intraoral and radiograph)
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F4
To verify the design, a mock-up pattern resin framework with attachments was tried intraorally [Figure 4a]. The verified assembly was cast into a rigid metallic framework and checked intraorally as well as radiographically [Figure 4b left and right].
Intraoral trial of prosthesis after teeth arrangement
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F5
The wax occlusal rims were fabricated on the record bases for the interocclusal record, teeth arrangement, and trial were done to verify function [Figure 5], esthetic, and phonetics.
(a) Intaglio surface of overdenture with embedded female attachments (b) palatal view
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F6
The standard protocol for maxillary complete denture fabrication was followed and acrylized with embedded CEKA Preci-clix female attachments, (CEKA Preci-Line, Belgium) on the denture intaglio surface [Figure 6a]. The finished and polished maxillary overdenture was inserted [Figure 6b].
Frontal view (after prosthesis insertion)
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F7
The patient's response was satisfactory concerning speech, swallowing, mastication, and esthetics [Figures 7 and 8].
Profile view (before and after prosthesis insertion)
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F8
The patient's response was satisfactory concerning speech, swallowing, mastication, and esthetics [Figures 7 and 8].