1 Department of Oral and Maxillofacial Surgery, Doc. José Frota Institute, Fortaleza, Ceará, Brazil Araçatuba Dental School-UNESP, São Paulo, Brazil Department of Oral and Maxillofacial Surgery, Doc. José Frota Institute, Fortaleza, Ceará Department of Oral and Maxillofacial Surgery, Batista Memorial Hospital, Fortaleza, Ceará, Brazil Araçatuba Dental School-UNESP, São Paulo, Brazil STAFF of Oral Surgery Division of Doc. José Frota Institute Federal University of Ceará, Fortaleza, Ceará, Brazil.