MORAES et alli_Reconstruction of mandibular defects 2013_Book Chapter InTech

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Figure 12. Mandibular reconstruction with free iliac bone 6 months after resection. 
 
Figure 13. Computed Tomography images 8 months after bony reconstruction revealing the maintenance of bone graft volume. The next step is 
implant installation for final oral rehabilitation. 
 
Figure 14. Extra-oral image 8 months after bony reconstruction showing preserved mandibular contour and facial symmetry. 
 
6.1. Clinical case 
 
Figure 15. Patient sought treatment for mandibular reconstruction 5 years after undergoing surgery for removal of an ossifying fibroma. There was 
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Figure 16. Intraoral image showing the soft tissue condition. There was difficulty in mouth opening. 
 
Figure 17. Radiographic images revealing failure of the fixation system and major deficiency in lower face position. 
 
Figure 18. 3D biomodels constructed to better understand the case and assist planning mandibular reconstruction. 
 
Figure 19. The 2.4 reconstruction plate was previously modeled to facilitate the surgery procedure and reduce operation time. 
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Figure 16. Intraoral image showing the soft tissue condition. There was difficulty in mouth opening. 
 
Figure 17. Radiographic images revealing failure of the fixation system and major deficiency in lower face position. 
 
Figure 18. 3D biomodels constructed to better understand the case and assist planning mandibular reconstruction. 
 
Figure 19. The 2.4 reconstruction plate was previously modeled to facilitate the surgery procedure and reduce operation time. 
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Figure 27. The patient was diagnosed withameloblastoma in the left mandibular body. The panoramic radiograph shows an extensive multilocular 
lesion and resorption of tooth roots. 
 
Figure 28. Computed Tomography images are important to define the extent of the affected area. 
 
Figure 29. Installation of the 2.4 reconstruction plate before and after complete remove the lesion. These preserves dental occlusion and condylar 
position. 
 
Figure 30. Mandibular reconstruction with iliac free bone 9 months after the resection. 
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Figure 31. Intraoral examination evidenced good quality of soft tissue.Orthodontic brackets are installed to prevent extrusion of the upper 
teeth.Panoramic image 6 months after mandibular bony reconstruction demonstrating bone volume maintenance. 
 
Figure 32. Postoperative appearance after mandibular reconstruction with preserved contour of the mandible and face. 
7.1. Clinical case 
 
Figure 33. The patient was diagnosed with ameloblastoma in left mandibular body. The panoramic radiograph shows an extensive multilocular 
lesion and resorption of tooth roots. 
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Figure 31. Intraoral examination evidenced good quality of soft tissue.Orthodontic brackets are installed to prevent extrusion of the upper 
teeth.Panoramic image 6 months after mandibular bony reconstruction demonstrating bone volume maintenance. 
 
Figure 32. Postoperative appearance after mandibular reconstruction with preserved contour of the mandible and face. 
7.1. Clinical case 
 
Figure 33. The patient was diagnosed with ameloblastoma in left mandibular body. The panoramic radiograph shows an extensive multilocular 
lesion and resorption of tooth roots. 
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Figure 34. Marginal mandibular resection preserving the mandible basis. 
 
Figure 35. Installation of the 2.4 locking reconstruction plate. The presence of plate protects the jaw of a possible fracture. 
 
Figure 36. Mandibular bony reconstruction 8 months after resection. The receptor site of the graft should be prepared by removing part of the bone 
cortex. This favors the incorporation of the graft. 
 
Figure 37. In this case, the reconstruction plate was removed and the bone blocks were fixed using 2.0 miniplates. The use of miniplates provided a 
better fit and positioning of the blocks. 
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	Chapter 17nullReconstruction of Mandibular Defects
	1. Introduction
	2. Defect evaluation
	3. Reconstruction plates
	4. Free bone grafting
	5. Hyperbaric oxygen therapy
	5.1. A hyperbaric oxygen protocol in mandibular reconstructions
	6. Clinical cases
	6.1. Clinical case
	7. Clinical case
	7.1. Clinical case
	Author details
	References