Results 1 to 10 of about 3,401 (198)

The effect of periapical bone defects on stress distribution in teeth with periapical periodontitis: a finite element analysis [PDF]

open access: yesBMC Oral Health, 2023
Background Apical periodontitis directly affects the stress state of the affected tooth owing to the destruction of the periapical bone. Understanding the mechanical of periapical bone defects/tooth is clinically meaningful.
ShuoMin Chen   +14 more
doaj   +2 more sources

The frequency of cervical dentine hypersensitivity and possible etiological factors in an urban population: A cross-sectional study [PDF]

open access: yesVojnosanitetski Pregled, 2022
Background/Aim. Dentine hypersensitivity (DH) is a commonly encountered clinical problem characterized by short, sharp pain which arises from exposed dentine. The aim of this study was to estimate the frequency of cervical DH in adults in Pančevo, Serbia,
Kolak Veljko   +5 more
doaj   +1 more source

Do upper third molars provide more accurate age estimation in the adult based on the pulp-to-tooth ratio than lower third molars? A cone-beam CT study

open access: yesSaudi Dental Journal, 2021
Introduction: Age-at-death estimation is an essential part of the identification process of individuals in many forensic dentistry cases where identity of the individual cannot be resolved by visual recognition or other means.
Salah A. Al-Omoush   +4 more
doaj   +1 more source

"Ring-Like Mass" Surrounding the Cervix of a Primary Incisor. Report of a Challenging Case

open access: yeseJournal of Oral Maxillofacial Research, 2021
Background: Several lesions of diverse origin may be detected in the oral cavity of children, affecting the oral mucosa, jaws, or teeth. In equivocal cases, their clinicopathologic features may show considerable overlap with various entities.
Nikoleta Papageorgiou   +3 more
doaj   +1 more source

Comparison of the biomechanical differences in the occlusal movement of wild-type and BMP9 knockout mice with apical periodontitis

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Apical periodontitis is a common clinical disease caused by bacteria; bacterial metabolites can cause an imbalance in bone homeostasis, bone mass reduction, and tooth loss.
Mengtian Peng   +23 more
doaj   +1 more source

Rethinking the decision-making process to treat gingival recession associated with non-carious cervical lesions

open access: yesBrazilian Oral Research, 2021
The presence of a tooth-surface defect, such as a non-carious cervical lesion (NCCL), associated with sites of gingival recession (GR) defects creates a combined soft tissue/tooth defect (CD) that requires a different treatment plan.
Mauro Pedrine SANTAMARIA   +7 more
doaj   +1 more source

A Carcharodontosaurid tooth from the Hasandong Formation (Lower Cretaceous) of South Korea

open access: yesMongolian Geoscientist, 2020
A large tooth of theropod dinosaur that was recovered from the Hasandong Formation (Lower Cretaceous; Aptian-Albian) in Daedo island, Hadong Couty, South Gyeongsang Province of South Korea is redescribed.
Chan-gyu Yun
doaj   +1 more source

Addition to the methodology of research into permanent teeth hardness [PDF]

open access: yesArchives of Biological Sciences, 2010
This paper examines permanent teeth hardness (microhardness) using the Vickers method. An original methodology was developed and adopted for preparing the experimental material, i.e.
Gnjato Sanja
doaj   +1 more source

Safety and Efficacy of an Atraumatic Uterine Cervical Traction Device: A Pilot Study

open access: yesFrontiers in Medicine, 2021
Introduction: Alignment of the uterine cervix with the vaginal canal is often required during insertion of an intrauterine contraceptive device (IUD). Currently available instruments are traumatic tenacula, which can cause pain and bleeding and represent
Hélène Legardeur   +3 more
doaj   +1 more source

Specializations of the mandibular anatomy and dentition of Segnosaurus galbinensis (Theropoda: Therizinosauria) [PDF]

open access: yesPeerJ, 2016
Definitive therizinosaurid cranial materials are exceptionally rare, represented solely by an isolated braincase and tooth in the North American taxon Nothronychus mckinleyi, the remarkably complete skull of the Asian taxon Erlikosaurus andrewsi, and the
Lindsay E. Zanno   +3 more
doaj   +2 more sources

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