Results 11 to 20 of about 4,821,829 (246)

New highlights on effects of rapid palatal expansion on the skull base: a finite element analysis study

open access: yesDental Press Journal of Orthodontics, 2021
Objective: The objective of this study was to evaluate the effect of the rapid palatal expansion (RPE) on the pterygoid process (PP), spheno-occipital synchondrosis (SOS) and sella turcica (ST) in the skull of a patient with transversal maxillary ...
Manuel Gustavo Chávez SEVILLANO   +5 more
doaj   +1 more source

Cone-beam computed tomography evaluation of dentoskeletal effects produced by the bonded expander and hyrax: a pilot study

open access: yesBioscience Journal, 2016
The dentoskeletal effects produced by the bonded expander, principally the vertical ones, are controversial in the literature when compared with the effects produced by the hyrax, and have also been scarcely studied by means of cone-beam computed ...
Guilherme de Araújo Almeida   +6 more
doaj   +3 more sources

Effects of bonded rapid maxillary expansion appliance Effects of bonded rapid maxillary expansion appliance (brmea) in vertical and sagittal dimensions: (brmea) in vertical and sagittal dimensions: (brmea) in vertical and sagittal dimensions: a systematic review

open access: yesBrazilian Journal of Oral Sciences, 2016
Aim: The aim of this systematic review was to evaluate the existing literature about the effects of bonded rapid maxillary expansion appliance (BRMEA) on vertical and sagittal dimensions, and the possible advantages of its use.
Moara De Rossi   +2 more
doaj   +1 more source

Maxillary Expansion Via Palatal Mini-Implants: A Preliminary Study [PDF]

open access: yes, 2014
Objective:This study evaluates the skeletal and dental effects of a mini-implant supported maxillary expansion (MISME) appliance that applied forces directly to the maxilla.Materials and Method:Records of 9 patients (5 female and 4 male patients; mean ...
Ömür Polat-Özsoy   +2 more
core   +1 more source

Posterior crossbite - treatment and stability

open access: yesJournal of Applied Oral Science, 2012
Posterior crossbite is defined as an inadequate transversal relationship of maxillary and mandibular teeth. Even when eliminating the etiologic factors, this malocclusion does not have a spontaneous correction, and should be treated with maxillary ...
Renato Rodrigues de Almeida   +5 more
doaj   +1 more source

Advances and applications of the maxillary expansion technique

open access: yes口腔疾病防治, 2020
Transverse maxillary deficiency is a common malocclusion in the clinic. Palatal expansion techniques are commonly used in the treatment of maxillary transverse deficiency.
LIU Conghua, MAO Qin, WANG Chunlin
doaj   +1 more source

Dentoalveolar Effects Following Maxillary Expansion: Comparison Between Dental and Skeletal Anchorage

open access: yesPesquisa Brasileira em Odontopediatria e Clínica Integrada, 2021
Objective: To compare the dento-alveolar effects between dental and skeletal anchored expansion devices to achieve maxillary expansion in different groups of patients: pure dental anchorage was used in growing patients and skeletal anchorage in adult ...
Francesca Cremonini   +3 more
doaj  

Assessment of Vertical Changes During Palatal Expansion Using Quad Helix or Bonded Rapid Palatal Expander

open access: yes, 2015
Hypothesis: There is no statistically significant mean difference in vertical dimension changes between the quad helix expander and the bonded rapid palatal expander during phase I treatment for growing skeletal class I and class II subjects. Objective:
Cara Conroy (7993004)
core   +6 more sources

In vitro evaluation of flexural strength of different brands of expansion screws

open access: yesDental Press Journal of Orthodontics, 2012
OBJECTIVE: The objective of this study was to compare the flexural strength of the stems of three maxillary expanders screws of Morelli, Forestadent and Dentaurum brands.
Kádna Fernanda Mendes de Oliveira   +4 more
doaj   +1 more source

Miniscrew-assisted rapid palatal expansion (MARPE): how to achieve greater stability. In vitro study

open access: yesDental Press Journal of Orthodontics, 2021
Objective: Assess the influence of mono- and bicortical anchorage and diameter of mini-implants (MIs) on the primary stability of these devices. Methods: 60 self-drilling MIs were distributed in six groups according to diameter (1.5mm, 1.8mm or 2.0mm ...
Flávio de Mendonça COPELLO   +6 more
doaj   +1 more source

Home - About - Disclaimer - Privacy