Results 21 to 30 of about 64,555 (347)

Extraction socket preservation using porcine-derived collagen membrane alone or associated with porcine-derived bone. Clinical results of randomized controlled study [PDF]

open access: yes, 2017
The aim of present randomized controlled clinical trial was to clinically evaluate hard tissue changes after extraction socket preservation procedures compared to natural spontaneous ...
De Angelis, Francesca   +5 more
core   +2 more sources

Early treatment of an ectopic premolar to prevent molar-premolar transposition [PDF]

open access: yesAmerican Journal of Orthodontics and Dentofacial Orthopedics, 2013
Orthodontic treatment is planned on an individual, case-by-case basis after thoroughly considering the patient's overall facial and dental characteristics, the expected duration of treatment, costs, patient preferences, and the orthodontist's experience.
Cannavale R   +4 more
openaire   +4 more sources

Prevalence of Taurodontism in Premolars and Molars in the South of Iran

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2013
Background and aims. The study was undertaken to assess the prevalence of taurodontism and related systemic conditions and gender differences in premolars and molars of patients attending Shiraz Faculty of Dentistry. Materials and methods.
Pegah Bronoosh   +2 more
doaj   +1 more source

TOOTH AGENESIS - THE PROBLEM AND ITS SOLVING IN OUR PRACTICE, PREVALENCE AND RELATION WITH OTHER DEFORMITIES. [PDF]

open access: yesJournal of IMAB, 2015
Tooth agenesis is an orthodontic abnormality affecting the number of teeth. This leads to various types of malocclusion, disturbance in the masticatory function and poor esthetics. This survey includes 1510 orthodontic patients treated by us.
Greta Yordanova
doaj   +1 more source

Bilateral radicular dens in dente in mandibular premolars

open access: yesJournal of Oral and Maxillofacial Radiology, 2013
Dens invaginatus (DI) is a rare developmental anomaly that results from an invagination of the enamel organ into the dental papilla during odontogenesis.
Kanika Gupta Verma   +3 more
doaj   +1 more source

Three Dimensional Mapping of Texture in Dental Enamel [PDF]

open access: yes, 2008
We have used synchrotron x-ray diffraction to study the crystal orientation in human dental enamel as a function of position within intact tooth sections.
Al-Jawad, M.   +6 more
core   +1 more source

A randomized control trial comparing buccal infiltration of 4% articaine with buccal and palatal infiltration of 2% lignocaine for the extraction of maxillary premolar teeth

open access: yesContemporary Clinical Dentistry, 2019
Introduction: The use of articaine has been claimed to obviate the need for routine palatal local anesthetic injections on account of its better diffusion through soft and hard tissues as compared to other local anesthetic agents.
Vikas Sandilya   +5 more
doaj   +1 more source

Fracture resistance of veneers in premolars [PDF]

open access: yesEuropean Journal of Dentistry, 2018
ABSTRACT Objective: The purpose of the study was to compare the fracture resistance of ceramic veneers and composite resin veneers with and without dental preparation. Materials and Methods: Forty freshly extracted mandibular premolars were selected and randomly assigned into four groups (n = 10): Group NPR = no dental preparation and direct ...
L.A. Linhares   +2 more
openaire   +3 more sources

Evidence of strong stabilizing effects on the evolution of boreoeutherian (Mammalia) dental proportions. [PDF]

open access: yes, 2019
The dentition is an extremely important organ in mammals with variation in timing and sequence of eruption, crown morphology, and tooth size enabling a range of behavioral, dietary, and functional adaptations across the class.
Archibald J. D.   +26 more
core   +5 more sources

Evaluation of root-canal morphology and anatomy of maxillary second premolars using cone-beam computed tomography

open access: yesمجله علمی دانشگاه علوم پزشکی کردستان, 2020
Background and Aim: Evaluation of root and canal morphology and anatomy of the teeth is essential for successful root treatment. This study aimed to evaluate the morphology and anatomy of the root canal of maxillary second premolars using the cone-beam ...
Maryam Tofangchiha   +3 more
doaj  

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