Results 91 to 100 of about 50,686 (327)

AI-enabled Automatic Multimodal Fusion of Cone-Beam CT and Intraoral Scans for Intelligent 3D Tooth-Bone Reconstruction and Clinical Applications [PDF]

open access: yesarXiv, 2022
A critical step in virtual dental treatment planning is to accurately delineate all tooth-bone structures from CBCT with high fidelity and accurate anatomical information. Previous studies have established several methods for CBCT segmentation using deep learning.
arxiv  

CPG-Based Control Scheme for Quadruped Robot to Withstand the Lateral Impact [PDF]

open access: yesTransactions of Beijing Institute of Technology 35.4 (2015): 384-390, 2017
This paper aims to present a stability control strategy for quadruped robot under lateral impact with the help of lateral trot. We firstly propose five necessary conditions for keeping balance. The classical four-neuron Central Pattern Generator (CPG) network with Hopf oscillators is then extended to eight-neuron network with four more trigger-enabled ...
arxiv   +1 more source

Comparative and functional anatomy of masticatory muscles and bite force in opossums (Didelphimorphia, Didelphidae)

open access: yesThe Anatomical Record, EarlyView.
We describe the functional anatomy of masticatory muscles in nine opossums, finding a generalized anatomical pattern with differences related to skull morphology. Variation in quantitative myological data and estimated bite force was mostly related to size, and the increase in bite force supports dietary diversification associated with size increase ...
Juann A. F. H. Abreu, Diego Astúa
wiley   +1 more source

Comparison of The Kois Dento-Facial Analyzer System with an Earbow for Mounting a Maxillary Cast [PDF]

open access: yes, 2015
Statement of problem: The Kois Dento-Facial Analyzer System (KDFA) is used by clinicians to mount maxillary casts and evaluate and treat patients. Limited information is available for understanding whether the KDFA should be considered as an alternative ...
Lux, Laura H.   +3 more
core   +1 more source

Open versus closed surgical exposure of canine teeth that are displaced in the roof of the mouth [PDF]

open access: yes, 2008
Background: Palatal canines are upper permanent canine (eye) teeth that have become displaced in the roof of the mouth. They are a frequently occurring anomaly, present in 2% to 3% of the population.
Bishara   +9 more
core   +1 more source

Enhanced artificial intelligence-based diagnosis using CBCT with internal denoising: Clinical validation for discrimination of fungal ball, sinusitis, and normal cases in the maxillary sinus [PDF]

open access: yesarXiv, 2022
The cone-beam computed tomography (CBCT) provides 3D volumetric imaging of a target with low radiation dose and cost compared with conventional computed tomography, and it is widely used in the detection of paranasal sinus disease. However, it lacks the sensitivity to detect soft tissue lesions owing to reconstruction constraints.
arxiv  

Shaping the human face: Periosteal bone modeling across ontogeny

open access: yesThe Anatomical Record, EarlyView.
Abstract Facial morphology is a defining aspect of Homo sapiens that distinguishes our species from fossil ancestors and plays a central role in estimating age, sex, and ancestry in both past and present populations. Understanding how the face develops during postnatal ontogeny is essential for interpreting adult facial variation.
Sarah E. Freidline   +5 more
wiley   +1 more source

Facial Skeletal Pattern Analysis in Patients with Maxillary Canine Impaction or Missing Lateral Incisor [PDF]

open access: yesJournal of Mashhad Dental School
Background: The space caused by an impacted maxillary canine or missing lateral incisor, can lead to malocclusion and dental crowding. This study aimed to examine the skeletal pattern of patients with impaction or missing of maxillary canine or lateral ...
Azam Ahmadian Yazdi   +4 more
doaj   +1 more source

Incisal Morphology of Southern Chinese [PDF]

open access: yes, 2002
Aim: To investigate the dental morphology of incisors of the Southern Chinese and compare these with studies in different populations. Materials and Methods: The dental morphology of study casts of an unselected sample from a 12 year old Hong Kong ...
Wong, RWK, Ling, JYK
core   +4 more sources

The distally anchored connective tissue graft platform for papilla enhancement: A case report

open access: yesClinical Advances in Periodontics, EarlyView.
Abstract Background As the need for using dental implants to replace single missing teeth grows, so does the demand for greater esthetic results. However, achieving complete interproximal papillae fill in single‐tooth implant restorations remains a challenge. The distally anchored connective tissue platform is a novel soft tissue augmentation technique
Gonzalo Blasi   +2 more
wiley   +1 more source

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