Results 51 to 60 of about 5,128 (218)

A Comparative Evaluation of the Retention of Tooth Coloured and Stainless Steel Endodontic Posts: An In-vitro Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2014
Aims: This in vitro study evaluated: a) the retention of stainless steel posts of 1.5 mm diameter which were cemented with Zinc Phosphate cement versus Glass fiber posts with 1.1 mm, 1.3 mm and 1.5 mm diameters which were cemented with resin cement ...
KIRAN KESWANI, RAHUL MARIA, ROHIT PUNGA
doaj   +1 more source

Engineering Nanoscale Frontiers: Valve Metal Oxide Nanostructures From Fundamentals to Multifunctional Biomedical Applications

open access: yesThe Chemical Record, EarlyView.
Valve metal oxide nanostructures such as TiO2, Ta2O5, Nb2O5, ZrO2, and HfO2 are emerging as versatile biomedical platforms due to their tunable surface properties, exceptional stability, and inherent biocompatibility. This review highlights their synthesis, physicochemical properties, and biological interactions, addressing their roles in advanced ...
Nina Kummer   +11 more
wiley   +1 more source

Effect of Crown Design, Cement Type and Margin Depth on the Removal of Cement Remnants Around Single Implant‐Supported Restorations. An In‐Vitro Study

open access: yesClinical Oral Implants Research, EarlyView.
ABSTRACT Objectives To assess the influence of crown design, cement type, and margin depth on the removal efficiency of residual cement around single implant‐supported restorations. Methods Twelve mandibular models with a missing first molar were fabricated and provided with single implant analogs (centrally/distally placed) and two different crown ...
Shaza Bishti   +4 more
wiley   +1 more source

Retention of Root Canal Posts: Effect of Cement Film Thickness, Luting Cement, and Post Pretreatment.

open access: yes, 2015
The aim of this study was to investigate the effect of the cement film thickness of a zinc phosphate or a resin cement on retention of untreated and pretreated root canal posts.
Benetti, A R   +3 more
core   +2 more sources

Development of a Nano‐Hybrid Composite Using Bovine Hydroxyapatite and Montmorillonite for Endodontic Applications—An In Vitro Study

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim Hydraulic calcium silicate cements are widely employed in endodontics due to their excellent biocompatibility, bioactivity, sealing ability, and remineralisation potential. However, currently used products such as mineral trioxide aggregate (MTA) exhibit several limitations, including discolouration, cost, and poor handling properties ...
P. A. A. S. Prasad Kumara   +6 more
wiley   +1 more source

Pull-off bond strength of orthodontic molar bands cemented to enamel with novel calcium silicate, glass ionomer, and zinc phosphate cement

open access: yesBiomaterial Investigations in Dentistry
Aim: This in vitro study compared the pull‑off bond strength of orthodontic molar bands cemented to enamel using a novel fast‑setting and bioactive calcium silicate cement (CSC), a glass ionomer cement (GIC), and a zinc phosphate cement after 1 month of
Mariantonietta Leo   +5 more
doaj   +1 more source

An Updated Classification of Hydraulic Cements Used in Dentistry

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Mineral trioxide aggregate (MTA) was the first hydraulic cement used in endodontics. It is composed of Portland cement, a binder in concrete, and bismuth oxide to enhance the radiopacity. MTA was introduced in dentistry to be used as a root‐end filling material and also to repair root perforations.
Josette Camilleri
wiley   +1 more source

Fracture resistance and behavior of endodontically treated maxillary premolars with varying ferrule heights and post numbers: A laboratory study

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To investigate how varying ferrule heights and the number of glass fiber posts affect fracture resistance and behavior of endodontically treated maxillary first premolars with substantial loss of tooth structure. Materials and Methods Twenty‐four extracted endodontically treated human maxillary first premolars were divided into three ...
Mohammad D. Aljanakh   +5 more
wiley   +1 more source

In Vivo Disintegration of Four Different Luting Agents

open access: yesInternational Journal of Dentistry, 2012
The purpose of this study was to evaluate the disintegration of luting agents. An intraoral sample holder was made having four holes of 1.4 mm diameter and 2 mm depth.
Deniz Gemalmaz   +4 more
doaj   +1 more source

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