Results 81 to 90 of about 1,213,512 (248)

Bisphenol A Release from Fiber-Reinforced vs. Conventional Stainless-Steel Fixed Retainers: An In Vitro Study

open access: yesJournal of Functional Biomaterials
Objectives: The objectives of this study were to investigate in vitro BPA release from two common fiberglass fixed lingual canine-to-canine retainers and to compare these amounts with those released from a conventional multistranded stainless-steel ...
Efthimia Tsoukala   +4 more
doaj   +1 more source

A Chairside Bonded Lingual Retainer.

open access: yes, 1997
Bonded retainers fall into two major categories: one to prevent vertical anterior relapse and crowding of the mandibular incisors, and the other to prevent space reopening and rotational relapse.
Al-Emran, S., Hashim, H.
core  

Ortodontia lingual - uma alternativa estética para o tratamento ortodôntico [PDF]

open access: yes, 2013
TCC (graduação)- Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, OdontologiaNos últimos anos, tem-se observado aumento significativo pela procura de tratamento ortodôntico por pacientes adultos. Pela sua característica essencialmente
Dias, Bruna
core  

Bruxism’s Implications on Fixed Orthodontic Retainer Adhesion

open access: yes, 2022
Background: Fixed retainers assist in maintaining the outcomes of orthodontic treatment. Fixed retention may be affected by bruxism. Objective: Evaluate two adhesives (an ormocer and a flowable composite) used for fixed orthodontic retention in simulated
Oana Almășan   +11 more
core   +1 more source

Farmers’ Protests in Germany: Media Coverage and Types of Bias

open access: yesAgribusiness, EarlyView.
ABSTRACT The German farmers’ protests of 2024 sparked widespread media coverage and public debate. Yet, media coverage was not always positive, reflecting the media's attention‐seeking and selective focus. Occurrences of farmers blocking media outlets reflected distrust in how their concerns were portrayed.
Felix Schlichte, Doris Läpple
wiley   +1 more source

Debonding forces and failure modes of customized three-dimensional printed nano-ceramic hybrid resin fixed lingual retainers

open access: yesJournal of Orthodontic Science
BACKGROUND: Retention preserves the optimal esthetic and functional positions of teeth following the termination of active orthodontic treatment. Conventional stainless-steel multistrand fixed retainers have limitations and drawbacks, mainly related to ...
Noor S. Alnuaimy, Akram F. Alhuwaizi
doaj   +1 more source

Bimaxillary Total Arch Intrusion in Lingual Orthodontics for Hyperdivergent Class II Face with Asymmetry and Lip Protrusion [PDF]

open access: yes, 2020
Hyperdivergent Class II face is accompanied by a convex profile, while it is usually characterized by upright upper and/ or lower incisors. Thus, it is important to precisely maintain an axis of upper incisors during retraction.
이기준
core  

Evaluating Treatment Results in Extraction and Non-extraction Lingual Orthodontic Treatment by Comparing the Pre-treatment, Set-up, and Post-treatment Digital Models [PDF]

open access: yes, 2021
Purpose: This study aimed to evaluate the treatment results of lingual orthodontic treatment using digitally scanned dental cast models in subjects with treatment plans accompanied by extraction and non-extraction and to propose clinical considerations ...
전지윤, 이기준
core  

The Influence of Common Language on the Trade of Wheat and Bakery Products

open access: yesAgribusiness, EarlyView.
ABSTRACT This study examines whether sharing a common official language increases the probability that two countries engage in bilateral trade of wheat and bakery products. Using a binary choice framework applied to 54,780 country‐pair observations for 2023, probit and logit models of the extensive margin of trade are estimated, with a focus on whether
Felipe Durães do Nascimento Monteiro Barbosa   +1 more
wiley   +1 more source

Two new methods for direct bonding ′lingual retainers′

open access: yesJournal of Indian Society of Pedodontics and Preventive Dentistry, 2009
In the last 20 years, two different techniques for bonding fixed retainers have evolved, direct and indirect. Various diameter and alloy of wires are used for this purpose.
Vibhute P
doaj  

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