Results 51 to 60 of about 1,430,822 (386)

Treatment of a Vertical Root Fracture Using Dual-Curing Resin Cement: A Case Report

open access: yesCase Reports in Dentistry, 2012
Introduction. Vertical root fracture (VRF) is one of the most frustrating complications of root canal treatment. The prognosis of the root with VRF is poor therefore tooth extraction and root amputation are usually the only treatment options.
Nima Moradi Majd   +3 more
doaj   +1 more source

Influence of different tooth preparation and bonding techniques on the fracture resistance of tooth fragment reattachment

open access: yesBiomaterial Investigations in Dentistry, 2021
Purpose comparing the influence of different tooth preparation and bonding techniques on the fracture resistance of tooth fragment reattachment. Materials and method Ninety bovine central incisors were selected.
Shaymaa M. Nagi, Sherif M. Khadr
doaj   +1 more source

BS-ISO helical gear fatigue life estimation and wear quantitative features analysis [PDF]

open access: yes, 2009
Original article can be found at: http://www3.interscience.wiley.com/ Copyright Blackwell Publishing. DOI: 10.1111/j.1475-1305.2008.00457.xLack of representative theoretical models for gear wear causes difficulties in their useful lifetime prediction ...
Bostjan   +6 more
core   +1 more source

A Biologically‐Architected Wear and Damage‐Resistant Nanoparticle Coating From the Radular Teeth of Cryptochiton stelleri

open access: yesAdvanced Functional Materials, EarlyView.
The ultrahard teeth of mollusks that feed on rocky substrates contain a wear‐resistant coating on their surfaces consisting of densely packed mesocrystalline magnetic nanoparticles within an organic matrix. These coatings display significant hardness and toughness through their highly controlled mesocrystalline architectures.
Taifeng Wang   +7 more
wiley   +1 more source

Elastic Energy Storage in Biological Materials: Internal Stresses and Their Functionality

open access: yesAdvanced Materials, EarlyView.
Harnessing and storing internally generated elastic energy is a clever strategy by biological materials to perform functions like shape transformation, movement, and predation. This review explores how biological systems manipulate mechanisms like atomic or protein integration into minerals, protein conformational shifts, phase transitions, and osmotic
Shahrouz Amini   +3 more
wiley   +1 more source

Biological and Biologically Inspired Functional Nanostructures: Insights into Structural, Optical, Thermal, and Sensing Applications

open access: yesAdvanced Materials, EarlyView.
Biological and biologically‐inspired functional nanostructures with structural, thermal, optical, and sensing applications are reviewed. The role of nanoscale features in biological materials on performance is described, and their blueprints are used for bio‐inspired nanomaterials, synthesized using advanced techniques (i.e., photolithography, bio ...
Chao Hsuan (Joseph) Sung   +15 more
wiley   +1 more source

Er:YAG laser, piezosurgery, and surgical drill for bone decortication during orthodontic mini-implant insertion: primary stability analysis-an animal study [PDF]

open access: yes, 2017
It is important to identify factors that affect primary stability of orthodontic mini-implants because it determines the success of treatment. We assessed mini-implant primary stability (initial mechanical engagement with the bone) placed in pig jaws. We
Dominiak, Marzena   +5 more
core   +5 more sources

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

open access: yesIndian 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   +6 more
doaj   +1 more source

Influence of Different Post-endodontic Restorations on the Survival Rate Against Fracture of Endodontically Treated Anterior Teeth Affected by Cervical Lesions with Pulpal Involvement: A Retrospective Clinical Study

open access: yesEuropean Endodontic Journal, 2023
Objective: To compare the survival rate against fracture of endodontically treated anterior teeth (ETT) affected by cervical (class V) lesions with pulpal involvement restored with resin composite or a post/core and crown, and to identify the prognostic ...
Nitchnun Intaraprasong   +4 more
doaj   +1 more source

A Method of Facilitating the Fabrication of Access Openings for Implant-Supported Complete Fixed Dental Prostheses [PDF]

open access: yes, 2017
This report describes a method for fabricating access openings for implant-supported complete fixed dental prostheses (ICFP) by using a dental milling machine and silicone putty matrix.
Cho, Seok-Hwan, Thompson, Geoffrey A.
core   +1 more source

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