Results 111 to 120 of about 54,447 (288)

In vitro evaluation of the impact of intraoral scanner, scanning aids, and the scanned arch on the scan accuracy of edentulous arches

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To assess the accuracy of complete maxillary and mandibular edentulous arch scans obtained using two different intraoral scanners (IOSs), with and without scanning aids, and to compare these results to those obtained using conventional impression methods.
Faris Z. Jamjoom   +3 more
wiley   +1 more source

Comparison of shear bond strength of aesthetic restorative materials

open access: yesContemporary Clinical Dentistry, 2012
Aim : The present study was conducted to determine and compare the shear bond strengths of Conventional glass ionomer; Resin-modified glass ionomer; Polyacid-modified composite and Composite Resin, and to assess and determine the mode of failure ...
B P Suryakumari Nujella   +4 more
doaj   +1 more source

Liquid-Solid Phase Transition Alloy as Reversible and Rapid Molding Bone Cement [PDF]

open access: yesarXiv, 2013
Bone cement has been demonstrated as an essential restorative material in the orthopedic surgery. However current materials often imply unavoidable drawbacks, such as tissue-cement reaction induced thermal injuries and troublesome revision procedure.
arxiv  

Cytocompatible, radiopaque, and antibacterial bismuth‐doped gel‐derived 58S bioactive glasses

open access: yesJournal of the American Ceramic Society, Volume 108, Issue 7, July 2025.
Abstract Larry L. Hench's research group first introduced gel‐derived bioactive glasses (BGs) in 1991. These BGs offer a broader range of bioactivity than traditional melt‐derived BGs. Highly porous gel‐derived glasses are suitable for various applications, such as bone and soft tissue engineering.
Glauber R. C. Cerqueira   +10 more
wiley   +1 more source

Systematic Reviews Comparing Direct and Indirect Restorations: An Umbrella Review That Examines Restoration Type and Confidence in Results

open access: yesClinical and Experimental Dental Research, Volume 11, Issue 3, June 2025.
ABSTRACT Objectives There are two technologies for restoring individual structurally defective teeth. A direct restoration is applied chairside in one appointment, while an indirect restoration needs to be lab‐produced before application. This umbrella review of previous English systematic reviews was conducted to determine if there was any difference ...
Mona Kimmel, Clovis Mariano Faggion Jr.
wiley   +1 more source

Direct pulp capping of primary molars using a novel fast-setting calcium silicate cement: a randomized clinical trial with 12-month follow-up

open access: yesBiomaterial Investigations in Dentistry, 2019
Objective: Novel fast-setting calcium silicate cement with fluoride (Protooth) has been developed for potential applications in tooth crowns. The aim of this study was to evaluate the success rate of direct pulp capping in primary molars using two-layer ...
Ali Vafaei   +4 more
doaj   +1 more source

Optimal cement paste yield stress for the production of stable cement foams [PDF]

open access: yesCement and Concrete Research (2019) 120, pp 142-151, 2019
Production of morphology-controlled cement foams remains challenging, mainly due to bubble stability issues during cement setting. The use of cement paste with high yield stress is expected to promote stability by damping intrinsic bubble kinetics. Here we show however that for given W/C ratio, fresh foam stability can be achieved instead by decreasing
arxiv  

Minimally Invasive Intraoperative Laser Vibrometry (MIVIB)—A Peroperative Method to Measure Fixation of the Ossicular Chain

open access: yesLaryngoscope Investigative Otolaryngology, Volume 10, Issue 3, June 2025.
An objective assessment of the ossicular chain with laser vibrometry would likely improve the result of ossiculoplasty. MIVIB provides an objective assessment of the ossicular chain to identify specific fixations and therefore assist the surgeon in improving surgical outcomes. ABSTRACT Background Conductive hearing loss requires the surgeon to evaluate
Jeremy Wales   +6 more
wiley   +1 more source

Molecular dynamics modeling of the effects of cementation on the acoustical properties of granular sedimentary rocks [PDF]

open access: yesarXiv, 2006
The incidence of cementation processes on the acoustical properties of sands is studied via molecular dynamics simulation techniques. In our simulations, we consider samples with different degrees of compaction and cementing materials with distinct elastic properties.
arxiv  

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