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Root canal length changes during mechanical preparation due to different cervical enlargement patterns.
Furtado, Jafra Carvalho; Feiosa, Alinne Patierry Oliveira Pacifico; Vivacqua-Gomes, Nilton; Bernardes, Ricardo Affonso; Vivan, Rodrigo Ricci; Duarte, Marco Antônio Hungaro; Vasconcelos, Bruno Carvalho de.
Afiliação
  • Furtado JC; São Leopoldo Mandic University , School of Dentistry of Ceará , Fortaleza , CE , Brazil .
  • Feiosa APOP; Universidade Federal do Ceará - UFCE, Faculty of Pharmacy, Dentisrtry and Nursing , Fortaleza , CE , Brazil .
  • Vivacqua-Gomes N; São Leopoldo Mandic University , School of Dentistry of Ceará , Fortaleza , CE , Brazil .
  • Bernardes RA; Brazilian Dental Association , Taguatinga , DF , Brazil .
  • Vivan RR; Universidade de São Paulo - USP, Bauru Dental School , Department of Dentistry, Endodontics and Dental Materials , Bauru , SP , Brazil .
  • Duarte MAH; Universidade de São Paulo - USP, Bauru Dental School , Department of Dentistry, Endodontics and Dental Materials , Bauru , SP , Brazil .
  • Vasconcelos BC; Universidade Federal do Ceará - UFCE, Faculty of Pharmacy, Dentisrtry and Nursing , Fortaleza , CE , Brazil .
Braz Oral Res ; 36: e080, 2022.
Article em En | MEDLINE | ID: mdl-35703706
This study aimed to evaluate the root canal real length (RL) changes due to the mechanical instrumentation use with different flaring magnitudes. After access cavity, 60 mesial root canals of mandibular molars were randomly separated in three groups: Hyflex EDM (HF; #25/.12, #10/.05 e #25/~), Reciproc Blue (RB; R25), and MTwo (M2; #10/.04, #15/.05, #20/.06 e #25/.06). The RL was defined as the apical limit, and 2.5% sodium hypochlorite irrigating solution was chosen. After the access cavity (RL 1), cervical flaring (RL 2), and complete chemical-mechanical preparation (RL 3), the RL was evaluated. The RL was evaluated by a blind examiner with the aid of a microscope (16x) placing the endodontic file stop at the coronary reference. When comparing length measurements, the RL was shorter before instrumentation than that after instrumentation. A reduction of 0.65 mm (HF), 0.61 mm (RB), and 0.48 mm (M2) was observed. However, among groups, no statistical differences were found (p > 0.05). Under the conditions tested, it can be inferred that all mechanical systems provoked RL variations, which emphasizes the need for constant verification of the odontometry, mainly before root canal obturation.
Assuntos

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Preparo de Canal Radicular / Cavidade Pulpar Idioma: En Revista: Braz Oral Res Assunto da revista: ODONTOLOGIA Ano de publicação: 2022 Tipo de documento: Article País de afiliação: Brasil País de publicação: Brasil

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Preparo de Canal Radicular / Cavidade Pulpar Idioma: En Revista: Braz Oral Res Assunto da revista: ODONTOLOGIA Ano de publicação: 2022 Tipo de documento: Article País de afiliação: Brasil País de publicação: Brasil