1. Department of Oral Surgery; Fluminense Federal University; Niterói RJ Brazil
2. Department of Prosthesis; Fluminense Federal University; Niterói RJ Brazil
3. Department of Oral Surgery; Fluminense Federal University; Niterói, RJ, Brazil and Bioengineering Division; National Institute of Metrology; Quality and Technology; Duque de Caxias RJ Brazil