Results 41 to 50 of about 705,164 (160)

Mandibular Symphyseal/Parasymphyseal Fracture with Incisor Tooth Loss: Preventing Lower Arch Constriction

, 2015
Mandibular fractures are the second most common fractures of the face after the nasal bone. Mandibular symphyseal/parasymphyseal fracture comprises 15.6 to 29.3% of mandibular fractures.
Somayeh Abdollahpour, Amin Rahpeyma, Saeedeh Khajehahmadi   +2 more
core   +1 more source

The evolutionary paradox of tooth wear: simply destruction or inevitable adaptation? [PDF]

, 2013
Over the last century, humans from industrialized societies have witnessed a radical increase in some dental diseases. A severe problem concerns the loss of dental materials (enamel and dentine) at the buccal cervical region of the tooth.
Grosse, Ian R., Nguyen, Huynh Nhu, Huynh Nhu Nguyen, Ian R Grosse, Hublin, J. ; https://orcid.org/, Giorgio Gruppioni (406372), Schulz, Dieter, Nguyen, N., Kullmer, Ottmar, Giorgio Gruppioni, Stefano Benazzi (227062), Stefano Benazzi, Hublin, Jean-Jacques, Kullmer, O., Dieter Schulz (406371), Gruppioni, G., Jean-Jacques Hublin, Ian R. Grosse (356268), Ian R. Grosse, Jean-Jacques Hublin (406373), Dieter Schulz, Ottmar Kullmer (164077), Benazzi, S. ; https://orcid.org/, Schulz, D., Benazzi, Stefano, Huynh Nhu Nguyen (406370), Gruppioni, Giorgio, Grosse, I., Ottmar Kullmer, Jean Jacques Hublin, Hublin Jean-Jacques, Benazzi Stefano, Gruppioni Giorgio, Grosse Ian R., Nguyen Huynh Nhu, Schulz Dieter, Kullmer Ottmar   +36 more
core   +1 more source

Beak and bumper – Physics forceps: Evaluation of new technique in extraction

Indian Journal of Dental Research, 2020
Purpose: The history of dentistry is not short; it started from ancient Egypt to ancient Romans and ancient Greeks. When it comes to extraction, all of them have made their own discoveries and progress.
K Raghu, S R Selvakumar, Ramsay Muthukumar, A Thangavelu, R Sathyanarayanan, Murali Mani, Murali Balasubramaniam   +6 more
doaj   +1 more source

Vibration characteristic analysis of spur gear systems under tooth crack or fracture

Journal of Low Frequency Noise, Vibration and Active Control, 2021
Tooth fractures and cracks are common defects in gear transmission systems. Crack propagation paths of the spur gears are acquired using the fracture mechanics theory.
Xu Li, Kangkang Chen, Yifan Huangfu, Hui Ma, Baishun Zhao, Kun Yu   +5 more
doaj   +1 more source

A Fracture Mechanics-based Method for Prediction of Cracking of Circular and Elliptical Concrete Rings under Restrained Shrinkage [PDF]

, 2014
This article has been made available through the Brunel Open Access Publishing Fund.A new experimental method, utilizing elliptical ring specimens, is developed for assessing the likelihood of cracking and cracking age of concrete subject to restrained ...
Dong, W, Wu, Z, Zhou, X
core   +1 more source

Multidisciplinary management of subgingival crown-root fracture of an immature permanent maxillary central incisor

Dental Research Journal, 2012
This case report describes the multidisciplinary management of subgingival horizontal crown-root fracture of an immature permanent maxillary central incisor in a 10-year-old boy.
Samir Zahedpasha, Hengameh Safarcherati, Manouchehr Rahmati-Kamel, Javad Mehrani-Sabet   +3 more
doaj   +1 more source

Tooth Fracture Detection in Spiral Bevel Gears System by Harmonic Response Based on Finite Element Method

Journal of Control Science and Engineering, 2017
Spiral bevel gears occupy several advantages such as high contact ratio, strong carrying capacity, and smooth operation, which become one of the most widely used components in high-speed stage of the aeronautical transmission system.
Yuan Chen, Rupeng Zhu, Guanghu Jin, Yeping Xiong   +3 more
doaj   +1 more source

Management of Ellis Class II Fracture in Young Permanent Maxillary Central Incisor

Denta
Background: Tooth fracture is a condition of missing or lost fragments of a complete tooth. Tooth fracture usually occurs simultaneously with another oral injury.
Rabiatul Adawiyah, Jeffrey
doaj   +1 more source

Direct composite restoration of permanent anterior teeth uncomplicated crown fractures

Padjadjaran Journal of Dentistry, 2012
An uncomplicated crown fracture is a fracture that involves only the tooth enamel or the dentin and tooth enamel without any damage or exposure to the pulp. Crown fracture of the anterior teeth usually caused by traumatic forces such as falls, accidents,
Ashley Evans Nicholas, Milly Armilia Andang, Opik Taofik Hidayat   +2 more
doaj   +1 more source

Conservative Management of Displaced Horizontal Root Fracture in Vital Maxillary Premolar: a Case Report

Balkan Journal of Dental Medicine, 2018
Background/Aim: The management of horizontal root fracture is not straight forward. It depends upon the location of the fracture, mobility and vitality of fractured tooth segment.
Badar Sheikh Bilal, Ghafoor Robia, Hameed Muhammad Hasan, Anwer Natasha   +3 more
doaj   +1 more source