In this new millennium, an increasing percentage of the population will seek periodontal care. This will occur because of several reasons: patients are becoming more aware of the benefits of periodontal therapy; clinicians have received increased training in the diagnosis and management of periodontal conditions. In this regard, numerous studies have addressed the utility of nonsurgical procedures to provide definitive treatment for patients with mild-to-moderate periodontitis. The goal for all dental treatment, including periodontal therapy, is to achieve and maintain optimal health, function and esthetics of the dentition .