Combination of hydroxyapatite granules with fibrin adhesive provides a useful new technique for augmenting bone defects after minor oral surgery. During our clinical experience in augmentation with hydroxyapatite granules alone, the material too easily dispersed which made it difficult to use. In this respect, hydroxyapatite granules and bobrin adhesive compounds are much easier to use. Fibrin adhesive produces the initial stabilisation of the hydroxyapatite granules, making it possible to reconstruct the bone defect.We used this procedure in 10 cases of minor oral surgery involving 4 cases of radicular cysts, 1 case of radicular granuloma, and 5 cases of chronic marginal periodontitis. Successful augmentation occured in 8 cases.