Pilot research on dental implantation after lower jaw reconstruction by microsurgery, basing on 15 patients, who underwent fibula bone grafting surgery after removing lower jaw due to tumor. Fibula bone is stiff (Type 3, type 4), the height could be from 9 - 10 mm and the width could be 9 - 11 mm. All of the patients had been put implant with the diameter of 4.1 or 4.8 mm and the length of the implant from 8 10mm. Following up after prosthodontics 3 - 6 months, all cases were been reported with the good results 100 percent.