This book gives an insight on implantology from its evolution to the present scenario related to osseointegration at intra oral and extra oral aspects. The knowledge of osseointegration is important for beginners, clinicians, professionals and researchers starting from under graduate to post graduate students not only in the field of dentistry but also in the field of prosthetics, anaplastology, maxillofacial prosthodontics, implant biomaterials and implant material sciences.