Results: 117

Número y disposición de los forámenes apicales en la superficie radicular de primeros premolares superiores

El primer premolar maxilar es considerado un diente con alta variación en su anatomía radicular y morfología de canales radiculares (Chaparro et al., 1999). Por esto, toma gran relevancia el conocimiento de su anatomía al realizar tratamientos endodónticos. El objetivo de éste estudio fue describir...

Uncommon disturbance of root development after tooth replantation: five-year follow-up period case report

To present an uncommon disturbance of root development with ingrowth of bone and periodontal tissue into the pulp space in a delayed replanted immature permanent incisor at five years of follow-up. Severe arrest of root formation with uncommon healing of an immature permanent maxillary incisor after dela...

Prevalence and morphometric analysis of three-rooted mandibular first molars in a Brazilian subpopulation

J. appl. oral sci; 24 (5), 2016
ABSTRACT The knowledge of the internal anatomy of three-rooted mandibular molars may help clinicians to diagnose and plan the root canal treatment in order to provide adequate therapy when this variation is present. Objectives: To determine the prevalence of three-rooted mandibular molars in a Brazilian...

Efeito do plasma de oxigênio na dentina previamente exposta ao NaOCl

Introdução: O tratamento de plasma é uma tecnologia eficaz que pode manter as propriedades internas dos materiais inalteradas após o tratamento, modificando apenas a superfície. Objetivo: Avaliar o efeito do plasma de oxigênio na dentina previamente exposta ao NaOCl 6%. Material e método: Foram ...

The use of a biocompatible cement in endodontic surgery. A randomized clinical trial 1

Acta cir. bras; 31 (6), 2016
ABSTRACT PURPOSE: To evaluate the clinical applicability of Pozzolana Biologic Silva cement (PBS(r)) in endodontic surgery. METHODS: Persistent apical periodontitis was diagnosed in 30 teeth of 12 patients by cone-beam computed tomography (CT). All patients had 2 or 4 affected teeth and underwent end...

Efficacy of ultrasonic activation of NaOCl and orange oil in removing filling material from mesial canals of mandibular molars with and without isthmus

J. appl. oral sci; 24 (1), 2016
Objectives The aim of this study was to evaluate the volume of remaining filling material after passive ultrasonic irrigation (PUI) of sodium hypochlorite (NaOCl) and orange oil in mesial canals of mandibular molars, with and without isthmus. Material and Methods Thirty mesial roots of mandibular mola...

Relined fiberglass post: an ex vivo study of the resin cement thickness and dentin-resin interface

Braz. oral res. (Online); 30 (1), 2016
Abstract The aim of this study was to evaluate the thickness of resin cements in the root thirds when using conventional fiberglass posts (CP) and relined fiberglass posts (RP) in weakened roots and to evaluate the morphological characteristics of the dentin-resin interface. Forty human maxillary anterio...

Effect of irrigation technique for removal of triple antibiotic paste on bond strength of MTA to root dentin

Braz. oral res. (Online); 30 (1), 2016
Abstract This study evaluated the bond strength of mineral trioxide aggregate (MTA) to root canal dentin after the performance of various irrigation procedures to remove triple antibiotic paste (TAP). A total of 56 single-rooted human mandibular premolars were instrumented using a rotary system to size 4...

Effects of different desensitizing treatments on root dentin permeability

Braz. oral res. (Online); 30 (1), 2016
Abstract The objective of this study was to evaluate the effects of diode laser and a desensitizing dentifrice on dentin permeability. Fifty-two root dentin fragments were obtained (5 × 5mm) and treated with 24% EDTA gel. The samples were divided into 4 groups (n = 13): G1, control (no treatment); G2, d...

Associação entre a presença de restos radiculares e a autopercepção de saúde bucal em idosos

Resumo A presença de restos radiculares é um achado clínico comum entre os idosos e pode refletir necessidades de tratamento. O objetivo deste estudo foi analisar a associação entre a presença de restos radiculares e a autopercepção de saúde bucal por idosos. Foram analisados dados secundários ...