Implant therapy has become common practice and will probably gain in popularity during the next several years. Failure that do occur may be related to patient variables, design and manufacturing of implants compositional structure of implants, certain design feature, restorative and surgical skills of the members of the team and so on. Starting knowledge of the surgical and prosthetic possibilities for each of the team towards providers is of great benefit in the treatment and prevention. When an implant fail, a tailor made treatment plan should be provided to each patient according to all relevant variables. Owing to the remarkable success of dental implants, there has been growing interest in identifying the factors associated with implant failure.