Results 61 to 70 of about 90,857 (315)

Influence of implant-abutment angulations and crown material on stress distribution on central incisor: a 3D FEA

open access: yesBrazilian Journal of Oral Sciences, 2016
Aim: To investigate the effect of implant-abutment angulation and crown material on stress distribution of central incisors. Finite element method was used to simulate the clinical situation of a maxillary right central incisor restored by two different ...
Mohamed I. El-Anwar   +3 more
doaj   +1 more source

Acrylic Resin Guide for Locating the Abutment Screw Access Channel of Cement-Retained Implant Prostheses [PDF]

open access: yes, 2016
Abutment screw loosening represents a common and challenging technical complication of cement-retained implant prostheses. This article describes the fabrication of a simple and accurate poly(methyl methacrylate) guide for identifying the location and ...
Ahmed, Ayman   +2 more
core   +1 more source

EXPLORING THE USE OF PULSED ERBIUM LASERS TO RETRIEVE A ZIRCONIA CROWN FROM A ZIRCONIA IMPLANT ABUTMENT [PDF]

open access: yes, 2020
Removal of zirconia crowns, commonly used as cement-retained implant fixed restorations, can be challenging. Conventional methods of crown removal are time consuming and often leave irreparable damage to the crown, which can be costly to patients and ...
Elkharashi, Ahmed
core   +1 more source

Use of temporary abutment to assess implant osseointegration before final impression: A case report

open access: yesClinical Case Reports, 2021
In implant dentistry, a temporary abutment, either plastic or metal, also called an implant cylinder, is used to construct a provisional restoration.
Nawaf Labban
doaj   +1 more source

A systematic review of the influence of the implant‐abutment connection on the clinical outcomes of ceramic and metal implant abutments supporting fixed implant reconstructions

open access: yesClinical Oral Implants Research, 2018
OBJECTIVES The objective of this systematic review was to assess the influence of implant-abutment connection and abutment material on the outcome of implant-supported single crowns (SCs) and fixed dental prostheses (FDPs).
B. Pjetursson   +5 more
semanticscholar   +1 more source

Operations in the homology spectral sequence of a cosimplicial infinite loop space [PDF]

open access: yesJ Pure Appl Algebra 217 (2013) 1350-1377, 2011
Consider the mod 2 homology spectral sequence associated to a cosimplicial space X. We construct external operations whose target is the spectral sequence associated to E\Sigma_2 \times_{\Sigma_2} (X\times X). If X is a cosimplicial E_\infty-space, we couple these external operations with the structure map E\Sigma_2 \times_{\Sigma_2} (X\times X) \to X ...
arxiv   +1 more source

Comparative study on indoor fungi growth incorporated with different antifungal and wall finishings [PDF]

open access: yes, 2017
Indoor air quality is important to the health and comfort of building occupants. There are many sources of pollutants that can be found in the building. One of the sources of pollutants is fungus. Fungi are present almost everywhere in indoor and outdoor
Subramaniam, Menega
core  

Neoadjuvant treatment in pancreatic cance. Evidence-based medicine? A systematic review and meta-analysis [PDF]

open access: yes, 2017
Neoadjuvant treatment in non-metastatic pancreatic cancer (PaC) has the theoretical advantages of downstaging the tumor, sterilizing any present systemic undetectable disease, selecting patients for surgery and administering therapy to each patient.
Antolino, Laura   +10 more
core   +1 more source

Rational design and in vitro characterization of novel dental implant and abutment surfaces for balancing clinical and biological needs.

open access: yesClinical Implant Dentistry and Related Research, 2019
BACKGROUND Long-term success and patient satisfaction of dental implant systems can only be achieved by fulfilling clinical as well as biological needs related to maintenance, aesthetics, soft tissue sealing, and osseointegration, among others.
V. Milleret   +5 more
semanticscholar   +1 more source

Filtration Bypassing Retaining Hydraulic Structures

open access: yesНаука и техника, 2020
Concrete dams that are part of river waterworks are integrated with earthworks or with banks using coastal abutments. If the soil of cost or earthen dam is permeable, then in the zone of contiguity water filtration occurs around the coastal abutment ...
G. G. Kruglov   +2 more
doaj   +1 more source

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