This preliminary randomized, prospective, controlled trial aimed to compare the clinical and radiographic outcomes of two regenerative endodontic procedures (REPs), revitalization a platelet-rich fibrin (PRF)-based technique, in treatment mature permanent teeth with necrotic pulps.The has been reported according Preferred Reporting Items for Randomized Trials Endodontics 2020 guidelines. The study protocol was registered at registry (ClinicalTrials.gov) identifier number NCT04158232. Twenty...

Objectives: To evaluate the perceptions of clinical dental students on role online education in providing during COVID-19 crisis. Materials and Methods: A cross-sectional survey was sent to four Egyptian schools from 20th January 2021 3rd February 2021. Survey questions included demographics, uses, experiences, perceived benefits, barriers distance learning dentistry pandemic. Responses were collected school students. Categorical data presented as frequencies (n) percentages (%) analyzed...

A resin of [5‐((E)‐1‐(ethylimino) ethyl)‐4, 7‐dimethoxy benzofuran‐6‐ol] Schiff base (EEDB) was prepared, characterized, and successfully applied in the removal Cu (II) ions from aqueous real samples. While metal cation detected using ICP‐OES, prepared characterized by means FTIR, 1 HNMR, mass spectral data, elemental analysis. Various factors affecting uptake behavior such as pH (2–12), contact time, effect initial concentration (10–250 ppm), weight (0.1–1.5 gm) were studied. The adsorption...

The aim of the study was to compare cleaning efficiency XP Finisher (FKG Dentaire, La Chaux-de-Fonds, Switzerland), R Dentaire), and passive ultrasonic irrigation after root canal retreatment.

This study investigated the shaping abilities of XP Shaper and compared it with other single file NiTi systems using full rotation reciprocation motion by cone beam computed tomography. Mesiobuccal canal forty-five mandibular first molars, were divided into three equal groups, WaveOne, OneShape shaper. Pre-and post instrumentation images obtained at 3mm, 5mm 7mm from apex assessed to determine transportation centering ability. Data analyzed Kruskal-Wallis test for comparing systems, while...

This study compared the quantity of extruded debris after instrumentation with TRUShape 3D Conforming files, TruNatomy and WaveOne Gold reciprocating system.Fifty-one mesiobuccal canals severe curvatures (25-40°) were assigned to three equal groups according rotary system used for preparation, either TRUShape, TruNatomy, or files. The was collected in pre-weighed glass vials. data statistically analyzed using a one-way ANOVA test Tukey's post hoc test.The least obtained instruments files (p...

To evaluate the antibacterial potential of dental cements on growth colonies Streptococcus mutans. Ten Discs were prepared from three types bioactive materials; light cure calcium hydroxide, resin modified glass ionomer, and Biodentine. Bacterial Strain S. mutans was suspended in Tryptone Soy Broth (TS) medium incubated for 18 h. Agar diffusion test used to activity by measuring gauge inhibition zone around discs. Statistical analysis performed using one-way Anova differences considered...

Abstract Objective This study evaluated the effect of XP-Endo Finisher (XPF), passive ultrasonic irrigation (PUI) and conventional using side-vented needle (SVN) on amount apically extruded debris canal cleanliness following removal double antibiotic paste (DAP) from immature root models. Material methods Forty-eight extracted mandibular premolars were drilled peeso drills to simulate apices. The canals filled with DAP randomly assigned into 3 groups according method: XPF, PUI, SVN ( n =...

Abstract The purpose of this study was to analyse the social media activity related endodontic research over last 10‐years. All articles published in journals listed Scopus (Sc) 2012 and 2018 were included our study. Altmetric Attention Score (AAS), Twitter, Facebook mentions obtained for each article. Citation counts extracted using two citation metrics: Google Scholar (GS) Sc. Correlations between AAS, number mentions, citations analysed Spearman's rank order correlation coefficient. A...

This study aimed to evaluate the effect of various irrigation protocols on penetration depth a calcium silicate-based sealer into dentinal tubules using confocal laser scanning microscopy (CLSM).Twenty single-rooted mandibular premolars were endodontically prepared and divided following two groups according protocol used (n = 10): Group I: NaOCl + EDTA II: continuous chelation (NaOCl/Dual Rinse). Obturation was performed with warm vertical compaction technique TotalFill HiFlow bioceramic...

Background: The aim of the study was to evaluate and compare effect different access cavity designs, using CBCT, on root canal transportation centeralization performed 2 rooted maxillary premolars. Methods: Twenty premolars were randomly divided into groups. In group 1, traditional endodontic cavities (TECs) prepared. 2, contracted (CECs) Mechanical preparation done by Protaper Next files in both CBCT imaging pre post for calculations centering ability. Results: Data analyzed Mann-Whitney U...

Abstract Background Enhancing the antibacterial capabilities of dental materials by adding nanoparticles has been subject some research. However, potential toxic effect this material on vital tissues should be investigated to avoid additional damage tissue. Objective This study aimed validate long-term cytotoxic and properties an epoxy resin-based endodontic sealer (AH Plus) with without loading silver gold (Nano Care Plus Silver Gold®). Material methods The tested groups were Nano Gold...

BACKGROUND: Recently, new calcium silicate bioceramic sealers were introduced to the market. The selection of root canal should not only be based on different physical parameters but also local biocompatibility and tissue tolerance.
 AIM: This study aimed evaluate compare in-vivo a BioRoot RCS in parallel MTA Fillapex AH Plus sealers.
 METHODS: Polyethylene tubes containing freshly mixed test materials implanted subcutaneous 32 Wistar rats. Empty served as negative controls. After...

This study was carried out to evaluate the effect of an alternative adhesive strategy; double layering dentin bonding procedure in root canal obturation on durability sealing using Resilon/Epiphany dual cure resin composite sealer system. One hundred and twenty freshly extracted human upper central incisors teeth with straight canals were used. The crowns removed at level Cemento-Enamel Junction (CEJ). All roots instrumented a crown-down technique. filled either single or techniques, aged...

Aim:The aim of this study was to compare the fracture resistance endodontically treated teeth obturated with two root canal sealers using different obturation techniques. Materials and methods:Forty freshly extracted single-rooted mandibular premolars were selected, decoronated, mechanically prepared EdgeFile X7 rotary files size 40/0.04.Samples randomly divided into 4 groups (n=10).In Group I: samples AH Plus resin sealer cold lateral compaction technique, II: single cone III: NeoSealer Flo...

To evaluate the financial impact of COVID-19 pandemic on endodontic clinics in Egypt.Two hundred Egyptian endodontists holding a minimum master's degree were invited to participate an online survey March 2021. Participants accessed link shared social media group Society Endodontology. read and signed electronic informed consent before participating this study. The questionnaire was designed exclusively by authors. A draft pilot tested sample 15 masters' students at British University Egypt....

Abstract: Aim: to evaluate the bone healing in failed endodontically treated teeth after surgical removal of periapical lesions and placement hydroxyapatite (HA), nanohydroxyapatite (nHA) a combination with platelet rich fibrin (PRF) periapically. Subjects methods: study was conducted on twenty-four patients having radiolucency single rooted teeth. The selected were divided into three groups: Group A, B, C; 8 each. All retreated two visits. In first visit old filling removed using Protaper...

The scope of this study is to compare the sealing capability experimental tricalcium phosphate cement versus Biodentine and Mineral Trioxide Aggregate used for furcation perforation repair.Methodology: Ninety six extracted human molars were perforated in area unsystematically divided into four groups relative repair material into: (n=30), MTA (n=30) while fourth group samples was left unrepaired as control (n=6).Each further subdivided three subgroups according evaluation period 1 week,...

Background: Neonatal sepsis represents a major health problem with high mortality and morbidity rates.Although early diagnosis of neonatal is very important for proper management yet it remains difficult task.Neutrophil CD64 (nCD64) used as marker the sepsis, requiring small sample volume, short turnaround time.Objective: In this study we aimed to diagnostic performance nCD64 against routine markers in low birth weight neonates (LBWN) sepsis.Methods: A case control was conducted on 40 LBWN...

This study aimed to compare the effect of XP-endo Finisher file (XPF), passive ultrasonic irrigation (PUI) and conventional technique using side-vented needle (SVN) on amount apically extruded debris after removal calcium hydroxide Ca(OH)2 double antibiotic paste (DAP). Materials Methods: Sixty extracted human mandibular premolars were used. After decronation, all canals prepared up ProTaper Next X4 (Dentsply Maillefer, Ballaigues, Switzerland). dryness, teeth randomly assigned into 2 groups...

AIM: The aim of the study was to evaluate and compare effect different access cavity designs, using cone-beam computed tomography (CBCT), on root canal transportation, centralization performed two rooted maxillary premolars. METHODS: Twenty premolars were randomly divided into groups. In Group 1, traditional endodontic cavities (TECs) prepared. 2, contracted (CECs) Mechanical preparation done by HyFlex electrical discharge machining (EDM) single file in both CBCT imaging pre- post-root for...