PMC9979812_01
3 Dimensional view (Case 1)
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On initial examination, the first patient a 25-year-old male (patient A) had met with a motorbike accident 2 years back and underwent osteoplating procedures both in the maxilla and mandible [Figure 1].
Preoperative orthopantomogram (Case 2)
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The patient had been wearing faulty prostheses extending from 16 to 22 for the past 10 years [Figure 2].
PMC9979812_02
Intra-oral view of existing ridges
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According to Seibert Classification, the existing ridges were class III (loss of tissue in both apicocoronal and buccolingual direction) [Figure 3] for both mandibular and maxillary partial ridges.
Tenting Screws (3 to 4 mm of screw threads were left exposed)
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Approximately 3-4 mm of screw threads were left exposed [Figure 4].
Overcorrection with graft material
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The overcorrection with graft material was done in anticipation of future resorption [Figure 5].
3 Dimensional view depicting bone-like structure evident around tenting screws
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After 9 months repeat cross-sectional view revealed bone-like structure on the resorbed ridge [Figure 6].
Histology section showing new bone formation with osteoblastic rimming
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A mini trephine was used to remove the grown hard tissue to evaluate histologically [Figure 7].
Clinical picture depicting bone gain
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The bone gain in width achieved was 4.3 mm horizontally and 2 mm vertically [Figures 8 and 9].
Cross-sectional view depicting bone gain (a) Before (b) After
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The bone gain in width achieved was 4.3 mm horizontally and 2 mm vertically [Figures 8 and 9].
Placement of implants in the anterior maxilla
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Two implants (3.3 mm x 10 mm TAG (TAG Medical Products Corporation Ltd, Israel) were placed in the upper lateral incisor regions 2 mm subcrestally [Figure 10].
Simultaneous soft-tissue augmentation
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A connective tissue graft covered both implants for simultaneous soft-tissue augmentation [Figure 11].
Implants placed in the anterior mandible
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Two implants were also placed in the anterior mandible too [Figure 12].
Cross-sectional view depicting bone gain horizontally ahead of implants
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Another cross-sectional view depicted the bone gain horizontally ahead of implants which were more than 2.5 mm [Figure 13].
Metal framework
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G Liechtenstein, Europe) on two angulated (15 ) cast-able abutments for the maxillary ridge and straight for the mandible [Figure 14].
Final prosthesis with gingival mask
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The screw-retained porcelain fused metal prosthesis with the gingival mask of the composite was delivered to the patient after 1 week [Figure 15].
PMC9979812_03
Preoperative orthopantomogram (Case 2)
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The patient had been wearing faulty prostheses extending from 16 to 22 for the past 10 years [Figure 2].