Results 41 to 50 of about 307,480 (409)

Unsupervised Anomaly Detection of Paranasal Anomalies in the Maxillary Sinus [PDF]

open access: yesarXiv, 2022
Deep learning (DL) algorithms can be used to automate paranasal anomaly detection from Magnetic Resonance Imaging (MRI). However, previous works relied on supervised learning techniques to distinguish between normal and abnormal samples. This method limits the type of anomalies that can be classified as the anomalies need to be present in the training ...
arxiv  

Determination of Canine Long Bone Ultimate Tensile Strain by Digital Image Correlation [PDF]

open access: yes, 2022
Creating finite element models for simulation of bone behaviour, fracture occurrence and propagation requires feeding the system with adequate mechanical data. To date, little is known about the mechanical behaviour of long canine bones, and in cases of modelling a bone-breakage scenario the ultimate strain at failure still needs to be determined ...
arxiv   +1 more source

Supervised Contrastive Learning to Classify Paranasal Anomalies in the Maxillary Sinus [PDF]

open access: yesarXiv, 2022
Using deep learning techniques, anomalies in the paranasal sinus system can be detected automatically in MRI images and can be further analyzed and classified based on their volume, shape and other parameters like local contrast. However due to limited training data, traditional supervised learning methods often fail to generalize.
arxiv  

Orthodontic management of a complete and an incomplete maxillary canine-first premolar transposition.

open access: yesAngle Orthodontist, 2019
Maxillary canine and first premolar transposition is a complicated dental anomaly to treat, especially if the clinician's goal is to orthodontically move the canine into its normal position.
Carmen Lorente   +4 more
semanticscholar   +1 more source

Effect of facemask protraction on the development of impacted maxillary canines – a retrospective study.

open access: yesJournal of Oral Research, 2019
Objective: The aim of the present study was to evaluate if maxillary protraction with facemask increases the risk of maxillary canine impaction. Materials and method: The records of 76 skeletal Class III subjects with a cervical vertebral maturation ...
Graziano Montaruli   +5 more
doaj   +1 more source

Association Between Impacted Maxillary Canines and Adjacent Lateral Incisors: A Retrospective Study With Cone Beam Computed Tomography

open access: yesTurkish Journal of Orthodontics, 2021
Objective:The goal of this study was to evaluate the association between the morphologic characteristics of maxillary lateral incisors and maxillary canine impaction by using cone beam computed tomography (CBCT) images.Methods: CBCT images of 52 patients
Sevgi Koral   +2 more
doaj   +1 more source

Influence of thickness and incisal extension of indirect veneers on the biomechanical behavior of maxillary canine teeth

open access: yesRestorative Dentistry & Endodontics, 2018
Objectives To analyze the influence of thickness and incisal extension of indirect veneers on the stress and strain generated in maxillary canine teeth.
Victória Luswarghi Souza Costa   +4 more
semanticscholar   +1 more source

Assessment of arch width changes in Class I and Class II Division 1 patients treated with fixed orthodontics

open access: yesJournal of Gandaki Medical College, 2021
Background: The orthodontic treatment should aim to maintain the inter-canine and inter-molar width to that of the pre-treatment values. The study was conducted with objective to evaluate arch width changes in Class I and Class II patients treated with ...
Umesh Parajuli   +4 more
doaj   +1 more source

Surgical management of extrafollicular variant of adenomatoid odontogenic tumor in the maxillary posterior region [PDF]

open access: yes, 2019
Background. Adenomatoid odontogenic tumor (AOT) is a relatively uncommon benign neoplasm of odontogenic epithelial origin, accounting for less than 5% of odontogenic tumors. Case Report. The reported case describes morphological characteristics, clinical
Cristalli, Maria Paola   +5 more
core   +1 more source

Successful traction of a mesially 90° dilacerated root of impacted maxillary canine: A case report

open access: yesDental Journal, 2022
Background: Impacted maxillary anterior teeth are a problem that has a significant impact on the aesthetics of the smile, dental arches, and occlusion.
Fani Tuti Handayani, Ida Ayu Evangelina
doaj   +1 more source

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