Results 1 to 10 of about 1,204,533 (276)

In Vitro Bacterial Leakage at the Implant-Abutment Connection of Two Dental Implant Systems with Internal Connection [PDF]

open access: yesFrontiers in Dentistry, 2020
Objectives: Bacterial leakage at the implant-abutment interface is one of the main causes of peri-implant inflammation. One of the factors that influences bacterial leakage is the structural design of the interface.
Azadeh Khajavi   +3 more
doaj   +5 more sources

Effect of Electrical Heat Carrier Temperature on Bacterial Leakage of Endodontically Treated Teeth Using a Bioceramic Sealer [PDF]

open access: yesClinical and Experimental Dental Research
Objectives The aim of this study is to investigate the effect of electrical heat carrier temperature on bacterial leakage of root canals obturated with the continuous wave of condensation (CWC) technique and a bioceramic sealer.
Mir Ahmad Nabavi   +3 more
doaj   +3 more sources

Static Bacterial Leakage in Different Conometric Connections: An In Vitro Study

open access: yesApplied Sciences, 2023
This in vitro study aims to evaluate the bacterial microleakage of three conometric connections. Sixty dental implants (3P implafavourite Scalenghe) were divided in groups (n = 20): Cone–Morse with passing screw (Group 1); Cone–Morse with solid abutment (
Simonetta D’Ercole   +6 more
doaj   +5 more sources

Comparison of fluid filtration and bacterial leakage techniques for evaluation of microleakage in endodontics

open access: yesDental Research Journal, 2015
Background: Apical leakage assessment is a way to compare the efficiency of a filling material to seal the apical region of the tooth. Many microleakage testing techniques have been introduced through the years, but there has been no agreement as to ...
Saeed Moradi   +2 more
doaj   +3 more sources

Short-term effects of CO2 leakage on the soil bacterial community in a simulated gas leakage scenario [PDF]

open access: yesPeerJ, 2017
The technology of carbon dioxide (CO2) capture and storage (CCS) has provided a new option for mitigating global anthropogenic emissions with unique advantages.
Jing Ma   +5 more
doaj   +5 more sources

Comparison of three obturation techniques with regard to bacterial leakage [PDF]

open access: yesBrazilian Journal of Oral Sciences, 2015
Aim: To compare bacterial leakage in root canals obturated with the modified single-cone, lateral condensation, and continuous wave of condensation techniques.
Cleber Keiti Nabeshima   +5 more
doaj   +3 more sources

Bacterial Leakage of Different Internal Implant/Abutment Connection

open access: yesFuture Dental Journal, 2015
Abstract Objectives This research was carried out to evaluate the bacterial leakage of two different internal implant abutment connections in vitro. Materials and Methods Twenty dental implants divided into two equal groups were compared; Group 1 fixtures with an internal hexagonal geometry; Group 2 fixtures with a tri-lobe internal connection ...
Hossam I Nassar
exaly   +2 more sources

Coronal bacterial leakage in root canals filled with single cone technique and different endodontic sealers

open access: yesBrazilian Dental Science, 2014
Objective: To evaluate coronal bacterial leakage comparing five endodontic sealers (AH Plus, Apexit Plus, Copaifera sp oil, EndoREZ and Polifil), and comparing root canals filled with EndoREZ sealer/EndoREZ® Points and EndoREZ sealer/conventional gutta ...
Flávia Martins Leal   +5 more
doaj   +3 more sources

MICROLEAKAGE OF A RECENT TYPE OF BIOACTIVE RESTORATIVE MATERIALS (ACTIVA) (IN VITRO STUDY) [PDF]

open access: yesAlexandria Dental Journal, 2021
Introduction: the sealing ability is a significant physical property of dental restorative materials. Recently, A new generation has been developed that is termed bioactive, or 'smart,' one of them is Activa which is claimed to have good sealing ...
Marwa Mehesen, Samir Koheil, Dina Ghazal
doaj   +1 more source

Finite Element Analysis (FEA) of the Stress and Strain Distribution in Cone-Morse Implant–Abutment Connection Implants Placed Equicrestally and Subcrestally

open access: yesApplied Sciences, 2023
Peri-implant bone resorption has been reported around some implants after loading, which could create problems for the peri-implant soft and hard tissues’ long-term stability. The reasons for this are still not known.
Natalia Di Pietro   +8 more
doaj   +1 more source

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