Results 101 to 110 of about 1,556,168 (391)

A prospective study on the effect of coronal tooth structure loss on the 4-year clinical survival of root canal retreated teeth, and retrospective validation of the Dental Practicality Index.

open access: yesInternational Endodontic Journal, 2020
AIM To firstly, examine the impact of the residual volume of coronal tooth structure in posterior teeth measured with an intra-oral scanner on the 4-year clinical survival of root canal retreated teeth.
N. Al-Nuaimi   +4 more
semanticscholar   +1 more source

Outcomes of Primary Endodontic Therapy Provided by Endodontic Specialists Compared to Other Providers [PDF]

open access: yes, 2016
Introduction: The objective of this study was to compare the outcomes of initial non-surgical root canal therapy (NSRCT) for different tooth types provided by both endodontists and other providers.
Burry, Jacob
core   +1 more source

Fracture Resistance of Compromised Endodontically Treated Teeth Restored with Bonded Post and Cores: An in Vitro Study [PDF]

open access: yes, 2015
Statement of problem: It is unclear which post and core system performs best when bonded to severely compromised endodontically treated teeth. Purpose: The purpose of this study was to investigate the fracture resistance and mode of failure of severely ...
Kontogiorgos, Elias D.   +2 more
core   +2 more sources

Toward Wireless Implantable Robotic Systems Driven by Magnetic Field for Personalized Therapy

open access: yesAdvanced Robotics Research, EarlyView.
Robotic materials are playing an increasingly vital role in enabling sensing and actuation at small scales. This perspective highlights recent advances in magnetic materials and magnetically actuated devices for wireless sensing, actuation, and energy harvesting toward implantable robotic systems for closed‐loop therapy.
Yusheng Wang, Ruijian Ge, Xiaoguang Dong
wiley   +1 more source

Treatment of a first molar with external root resorption in the middle third using endodontic microsurgery and vital pulp therapy: a case report

open access: yesBMC Oral Health
Background External root resorption is a pathologic process starting from the root surface of the tooth. At present, there are few reports about the treatment of vital pulp preservation in the tooth with external root resorption.
Yue Zhao   +5 more
doaj   +1 more source

Accurate Finite Element Modeling Method of Herringbone Gear based on Multipoint Constraint Method

open access: yesJixie chuandong, 2022
A sufficiently refined mesh at the stress position is the basis for finite element analysis of gears to obtain accurate tooth surface contact stress and tooth root bending stress.
Guanwang Geng, Wei Liu, Qingsong Zhang
doaj  

Micro-CT study of the influence of orthodontic force on the root resorption and orthodontic tooth movement

open access: yes口腔疾病防治, 2016
Objective To analyze the tooth movement distance and root resorption in rats under different orthodontic forces, to explore the effect of orthodontic force on the root resorption during orthodontic tooth movement.Methods 64 male Sprague Dawley (SD) rats ...
WU Chang-jing
doaj   +1 more source

Lithium chloride reduces orthodontically induced root resorption and affects tooth root movement in rats.

open access: yesAngle Orthodontist, 2018
OBJECTIVE To investigate the influence of lithium chloride (LiCl) on orthodontic tooth movement (OTM), orthodontically induced root resorption (OIRR), and bone morphometry.
Airi Ino-Kondo   +8 more
semanticscholar   +1 more source

Induced Ankylosis of a Primary Molar for Skeletal Anchorage in the Mandible as Alternative to Mini-Implants [PDF]

open access: yes, 2015
Background Mesial protraction of mandibular posterior teeth requires increased anchorage to avoid undesired tooth movements. Orthodontic mini-implants have become a popular and successful way to increase skeletal anchorage in such cases.
Angelopoulou, Matina V.   +3 more
core   +2 more sources

Decoding Dental Stem Cell Aging: Mechanisms, Therapeutic Strategies, and Beyond

open access: yesAdvanced Science, EarlyView.
Dental stem cell (DSC) aging involves genomic instability, mitochondrial dysfunction, telomere attrition, and epigenetic alterations, leading to impaired proliferation, reduced differentiation potential, and pro‐inflammatory secretory activity. These processes drive cellular senescence and compromise regenerative and immunomodulatory functions, thereby
Xinyuan Zhao   +7 more
wiley   +1 more source

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