Results 71 to 80 of about 232,450 (222)

Surgical Management of Non‐Allergic Rhinitis—An EAACI Task Force Position Paper

open access: yesAllergy, EarlyView.
ABSTRACT Non‐allergic rhinitis is a frequent yet underdiagnosed cause of chronic nasal symptoms, including nasal congestion, rhinorrhoea, and upper airway hyperreactivity. Its pathophysiology involves neurogenic dysregulation, leading to excessive mucus production and vasodilation.
Marie Lundberg   +18 more
wiley   +1 more source

Subgingival instrumentation

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract The S3‐level clinical guidelines for the treatment of patients with periodontitis stages I–III published by the European Federation of Periodontology in 2020, suggest a pre‐established stepwise approach for oral‐healthcare professionals with precise therapeutic pathways.
Cristiano Tomasi   +2 more
wiley   +1 more source

Effects of Diamond and Carbide Burs on Dentin Bond Strengths of Self – Etch Bonding Systems

open access: yesJournal of Islamic Dental Association of Iran, 2013
Bachground and Aim: Nowadays, with regard to the quantitative and qualitative development of dental esthetic services and qualitative advances made in tooth-colored restorations, there is a great rise of demands for use of composite resins.
Azita Kaviani   +3 more
doaj  

Cutting efficiency of different dental diamond rotary instruments for sectioning monolithic zirconia and lithium disilicate crowns

open access: yesBMC Oral Health
Background The aim of this study was to determine the cutting efficiency of different diamond rotary instrument types for sectioning monolithic zirconia and lithium disilicate anatomical crowns.
Sary Borzangy   +5 more
doaj   +1 more source

Influence of rubbing during etching on surface roughness and interfacial characteristics of intact enamel

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract Rubbing phosphoric acid during etching has been shown to improve surface roughness in prepared enamel. This study aimed to compare intact enamel's surface roughness and resin tag lengths after etching with and without rubbing. Extracted sound third molars were used for testing, mesially for conventional and distally for dynamic (rubbing ...
Moana Biedermann   +5 more
wiley   +1 more source

Effect of grinding and heat treatment on the mechanical behavior of zirconia ceramic

open access: yesBrazilian Oral Research, 2016
The present study investigated the effect of grinding on roughness, flexural strength, and reliability of a zirconia ceramic before and after heat treatment.
Gabriela Freitas RAMOS   +4 more
doaj   +1 more source

Dental resin composites generate microparticles and impact on gingival keratinocytes—In vitro study

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract Along with our increased understanding of the spread of microplastic pollution, the awareness of microparticle release from medical and dental materials has increased. Still, their effects on human health are largely unknown. As the use of resin composite materials in dentistry continues to increase, it is essential to understand the formation
Ella Pullinen   +4 more
wiley   +1 more source

Evaluation of Enamel Roughness in Vitro After Orthodontic Bracket Debonding Using Different Methods of Residual Adhesive Removal

open access: yesTurkish Journal of Orthodontics, 2020
Objective:The aim of the present study was to compare different techniques for resin remnant removal (RRR) after orthodontic bracket debonding and to evaluate alterations on the dental enamel caused by these methods.
José Tarcísio Lima Ferreira   +5 more
doaj   +1 more source

Grinding of composite cores using diamond burs with different grit sizes

open access: yesBrazilian Journal of Oral Sciences, 2020
Aim: To evaluate the retention of Y-TZP crowns cemented in aged composite cores ground with burs of different grit sizes. Methods: Sixty composite resin simplified full-crown preparations were scanned, while 60 Y-TZP crowns with occlusal retentions were ...
Vinicius Felipe Wandscher   +5 more
doaj   +1 more source

Numerical simulation of dental resurfacing of a feldspar porcelain with coarse diamond burs [PDF]

open access: yes, 2007
Dental bioceramics are more and more attractive to both dentists and patients due to their unique biocompatibility and esthetics; they can be fabricated efficiently using chair-side CAD/CAM dental systems.
Li, Jia   +4 more
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