Distraction Osteogenesis for Augmentation of Anterior Mandibular Segment after Failed Implants Removal: A Case Report
Dental News Volume XVIII, Number III, September, 2011 by Dr. Ali Alajmi ABSTRACT One major challenge implant surgeons are often faced with is large edentulous area which has insufficient bone volume for the purpose of implant placement. There are several methods have been used to augment the defected sites most common guided tissue regeneration (GTR), and autogenous bone particulate, or block graft, but these methods have several major disadvantages in GTR has limited ability when it comes to generate adequate bone height predictability, and the complication of membrane exposure, and possibility of infection of the site, or graft loss. In other hand autogenous bone grafting has predictable results, but might cause a major discomfort for the patient at the donor site also has high cost. So, a different method has been developed by using distraction devices, which has acceptable increase in bone volume for the implant surgeon for the correction of severe defect, and po...