Complications with osseointegrated implants.

Complications with a predictable implant system are possible in spite of 20 years of longitudinal clinical study and a success rate of 90% to 95%. A potpourri of surgical and prosthodontic complications using the Branemark implant are presented and evaluated. Methods of avoiding prosthodontic complications due to implant placement are discussed. Component fractures are reviewed with special emphasis on reasons for failure. Esthetic and phonetic complications involving restoration of the maxillary arch are discussed with possible solutions.