Results 21 to 30 of about 670 (214)

Displacement and stress distribution of the craniomaxillofacial complex under different surgical conditions: a three-dimensional finite element analysis of fracture mechanics

open access: yesBMC Oral Health, 2021
Objective To provide a simplified treatment strategy for patients with maxillary transverse deficiency. We investigated and compared the fracture mechanics and stress distribution of a midline palatal suture under dynamic loads during surgically-assisted
Junjie Chen   +5 more
doaj   +1 more source

Evaluation of Sagittal Change in the Maxilla and Incisor Inclination Following Rapid Palatal Expansion Using Cone Beam Computerized Tomography

open access: yesPakistan Armed Forces Medical Journal, 2022
Objective: To measure the sagittal changes in the maxilla via angular change in point A with Sella Nasion plane and incisor to palatal plane before (T1) and after (T2) rapid palatal expansion with bonded expander.
Hajra Pasha   +2 more
doaj   +1 more source

Suppressing STAT3 activation impairs bone formation during maxillary expansion and relapse [PDF]

open access: yesJournal of Applied Oral Science, 2023
Objectives The mid-palatal expansion technique is commonly used to correct maxillary constriction in dental clinics. However, there is a tendency for it to relapse, and the key molecules responsible for modulating bone formation remain elusive.
Xiaoyue XIAO   +6 more
doaj   +1 more source

Characteristic changes of the palatal rugae following orthodontic treatment

open access: yesEgyptian Journal of Forensic Sciences, 2023
Background Because of the individuality of the palatal rugae, they are applicable for human identification purposes the same as the fingerprints. Therefore, it is important to assess the effect of different factors on rugae characteristics.
Nazanin Ziar   +3 more
doaj   +1 more source

Monitoring the Opening of Rapid Palatal Expansion (RPE) in a 3D-Printed Skull Model Using Fiber Optic F–P Sensors

open access: yesSensors, 2023
We present a novel method for the online measurement of multi-point opening distances of midpalatal sutures during a rapid palatal expansion (RPE) using fiber optic Fabry–Perot (F–P) sensors.
Zhen Zhao   +4 more
doaj   +1 more source

Comparative analysis of maxillary expansion techniques using orthodontic appliances

open access: yesЭндодонтия Today, 2020
Palatal dilation techniques were developed as a method of applying significant force to the upper jaw in a horizontal plane to rupture the median palatal suture. To achieve this goal, various designs of devices have been developed over the years.
L. A. Kozhevnikova   +6 more
doaj   +1 more source

Maxillary Transverse Deficit: A Retrospective Study of Two Biologically Oriented Devices through a Digital Workflow

open access: yesBioengineering, 2022
The aim of this retrospective study was to compare the efficiency of two biologically oriented devices in achieving maxillary expansion: Rapid Palatal Expander (RPE) and Nitanium Palatal Expander-2 (NPE-2).
Graziano Montaruli   +4 more
doaj   +1 more source

Effect of Bone Borne Expansion and Tooth Borne Palatal Expansion on Airway Volume: A Review Article

open access: yesJournal of Mazandaran University of Medical Sciences, 2022
Background and purpose: Transverse problems in the maxilla (high arched- narrow hard plates) can cause respiratory disorders. Palatal expansion can be helpful in this way. The present study aimed at evaluating the effect of bone borne expansion and tooth
Amirhossein Mirhashemi   +2 more
doaj  

Maxillary Expansion in Cleft Lip and Palate using Quad Helix and Rapid Palatal Expansion Screw [PDF]

open access: yesMedical Journal Armed Forces India, 2009
Management of patients with cleft lip and palate (CLP) includes orthodontic treatment prior to bone grafting. Palatal expansion is done using slow or rapid palatal expansions (RPE). Controversy still exists regarding choice of expansion appliances used.
M R, Vasant, S, Menon, S, Kannan
openaire   +2 more sources

Skeletal Expansion with GSR Expander

open access: yesOrthodontic Journal of Nepal, 2021
This article reports two cases treated with a modified Miniscrew Assisted Rapid Palatal Expander (MARPE) that was fabricated in-office. Two female patients aged 15 years and 18 years were treated for maxillary expansion.
Garauv Saluja   +5 more
doaj   +1 more source

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