Results 111 to 120 of about 66,888 (302)

Prevalence of developmental dental hard-tissue anomalies among adolescents in southeastern Nigerian rural communities

open access: yesIMC Journal of Medical Science
Background and objectives: Dental anomalies are significant deviation in the normal size, structure, number, root formation or shape of a tooth. It can affect primary and permanent dentition.
Obehi. O Osadolor , Aisosa. J Osadolor
doaj   +1 more source

Mesiodens preventing eruption of a permanent central incisor [PDF]

open access: yes, 2005
A maxillary midline supernumerary tooth is the most common type of supernumerary tooth. We present a case of a mesiodens, preventing eruption of a permanent central incisor.
Azzopardi, Alexander   +2 more
core  

Ectopic premolar tooth in the sigmoid notch [PDF]

open access: yes, 2016
Impaction of a mandibular premolar is relatively uncommon. Ectopic placement is more unusual and there has been no discussion in the literature of an ectopic mandibular premolar in the coronoid process. In this case report, we present an impacted ectopic
Akgul, Hayati Murat   +2 more
core   +4 more sources

Evaluation of Mechanical, Thermal, Rheological, and Biocompatibility Properties of Additively Manufactured Metal‐Reinforced Biocomposites Optimized by Reinforcement Ratios and Printing Parameters

open access: yesPolymer Composites, EarlyView.
Schematic illustration of PLA/316L stainless steel composite filament production via fused deposition modeling, demonstrating the trade‐off between stainless steel content, mechanical enhancement, and biocompatibility. ABSTRACT Polylactic acid (PLA) is a biodegradable thermoplastic widely used in biomedical devices; however, its inherent brittleness ...
İbrahim Baki Sahin   +5 more
wiley   +1 more source

Protecting the Axion with Local Baryon Number [PDF]

open access: yes, 2017
The Peccei-Quinn (PQ) solution to the Strong CP Problem is expected to fail unless the global symmetry U(1)${}_{\rm PQ}$ is protected from Planck-scale operators up to high mass dimension.
Duerr, Michael   +2 more
core   +2 more sources

Biodegradable Dual‐Material 4D‐Printed Scaffolds With Tunable PLA/PEG Ratios for Mandibular Bone Regeneration

open access: yesPolymer Engineering &Science, EarlyView.
Schematic representation of the fabrication and application concept of biodegradable dual‐material 4D‐printed PLA/PEG scaffolds for mandibular bone regeneration. ABSTRACT In this study, biodegradable dual‐material 4D‐printed scaffolds with tunable poly(lactic acid)/poly(ethylene glycol) (PLA/PEG) ratios were designed, fabricated, and systematically ...
Meltem Eryildiz
wiley   +1 more source

Determination of the İncidence and Types of Tooth Development Anomalies Using Cone Beam Computed Tomography

open access: yesCurrent Research in Dental Sciences
Objective: The aim of this retrospective study is to evaluate the presence of dental anomalies and the prevalence of anomaly types by examining cone beam computed tomography (CBCT) images obtained from patients presenting to the Faculty of Dentistry at ...
Mevlüt Sinan Ocak, Adem Özdemir
doaj   +1 more source

Silent Sinus Syndrome: 13‐Year Experience With Endoscopic Surgery and Long‐Term Patient Outcomes

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objectives Silent sinus syndrome (SSS) is a rare condition characterized by spontaneous maxillary sinus collapse with associated orbital deformity. Existing studies are limited by heterogeneous surgical approaches, small sample sizes, and short follow‐up.
Sholem Hack   +3 more
wiley   +1 more source

Dental Anomaly in Tapirus Terrestris (L.) [PDF]

open access: yesBijdragen tot de Dierkunde, 1961
A male skull of Tapirus terrestris (L.) originating from Dutch Guiana (Leiden Museum, reg. no. 11632), received from the Rotterdam Zoological Garden through the kind intermediary of Mr. F. J. APPELMAN on July 15, 1952, is remarkable for the abnormal development of its right P1. The full permanent dentition is in place except for the posterior premolars
openaire   +2 more sources

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