StarGraft™ Putty Synthetic Mineral-Collagen Composite is a bone graft matrix with an additional characteristic that enables it to become moldable putty upon hydration. It is intended for use in oral surgical applications involving bone repair such as augmentation or reconstructive treatment of the alveolar ridge and for the filling of periodontal defects in conjunction with products intended for Guided Tissue Regeneration and Guided Bone Regeneration..