the combination of a relatively new alveolar ridge augmentation material composed of purified fibrillar bovine collagen ( pfc ) and particulate hydroxylapatite ( ha ) ( alveoform biograft collagen corp. , palo alto , calif. ) , along with endosseous root form dental implants , was simultaneously placed by a combined flap and tunneling technique to reconstruct and augment endentulous and atrophic mandibles .
C0969669
fibrillar
C0009325
collagen