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International Journal of Implant Dentistry
Fig. 5 | International Journal of Implant Dentistry

Fig. 5

From: Guided bone regeneration in staged vertical and horizontal bone augmentation using platelet-rich fibrin associated with bone grafts: a retrospective clinical study

Fig. 5

GBR procedure for vertical bone increase in the posterior mandibular region. a Tomographic measurement of the vertical bone defect in the position of the mandibular first molar. b Clinical aspect of a vertical defect after the cortical bone’s perforations with a spiral drill. c Mixture of autogenous and ABBM grafts agglutinated with i-PRF positioned under the d-PTFE-Ti membrane already fixed in the lingual face. d The bone height of 11.2 mm measured on CBCT, after 8.5 months. e Clinical aspect of the vertical bone augmentation. f Occlusal view after GBR

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