Autogenous bone graft had certain disadvantages; because it need surgical procedure to be harvested; which created certain complications including; increased operative time and blood loss.
It had been reported that the autografts from the ramus of the mandible
might cause injury to the inferior alveolar and buccal nerve producing post-operative trismus.
Allografts could be either mineralised or demineralised. Mineralised allografts were available in several forms fresh, frozen and freeze dried. This 3D animation explains the different options for adding bone when a tooth is missing.
This is an important part of the dental implant procedure explained By Dr. Penchas. Dr. Penchas is a houston dentist and author of "Dental implants made simple".