Results 51 to 60 of about 1,206,347 (235)

Retrieval of a metallic obstruction from the root canal of a premolar using Masserann technique

open access: yesContemporary Clinical Dentistry, 2013
A metallic obstruction in the root canal blocks canal cleaning and shaping procedures and requires either bypassing or retrieval. Many methods have been recommended to retrieve a metallic obstruction from the root canal.
A R Vivekananda Pai   +2 more
doaj   +1 more source

Syphilis and ‘Sons of Empire’: The ‘Prostitute’ and Britain's Fighting Arm in Nineteenth ̵ Century Colonial Punjab

open access: yesGender &History, EarlyView.
ABSTRACT The British army in India took great care to provide European troops with facilities for sexual relations while anxiously managing venereal disease. Examining archival evidence, political debates and medical discourse from the nineteenth century, this article examines the colonial military enterprise of regulated prostitution in colonial ...
Sameera Chauhan
wiley   +1 more source

STRATIFIED ADAPTATION: Infrastructure, Elevation, and Cascading Floods in the Urban Mekong Delta

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Flood‐prone cities in the global South are increasingly the target of infrastructure projects aimed at building climate ‘resilience’. At the same time, residents of these cities take adaptation to flooding into their own hands. In this article we examine the interrelationship between household‐scale and urban‐scale flood mitigation projects in
Lizzie Yarina   +3 more
wiley   +1 more source

Clinical and Radiographic Assessment of Cases Referred to Endodontic Surgery

open access: yesActa Stomatologica Croatica, 2019
Objective: The objective of the study was to assess the quality of root canal fillings of cases referred to endodontic surgery using preoperative radiographs and correlate it with endodontic surgery treatment decision.
Brabara Babić   +5 more
doaj   +1 more source

Rise of the south: How Arab‐led maritime trade transformed China, 671–1371 CE

open access: yesAsia‐Pacific Economic History Review, Volume 65, Issue 1, Page 3-38, March 2025.
Abstract China's center of socioeconomic activities was in the North prior to the Tang dynasty but is in the South today. We demonstrate that Arab and Persian Muslim traders triggered that transition when they came to China in the late seventh century, by lifting maritime trade along the South Coast and re‐creating the South.
Zhiwu Chen, Zhan Lin, Kaixiang Peng
wiley   +1 more source

Retrievability of Bioceramic Sealers Assessed using Micro-computed Tomography and Scanning Electron Microscopy: A Literature Review [PDF]

open access: yesJournal of Clinical and Diagnostic Research
Endodontic retreatment is a procedure to remove root canal filling material from the tooth, followed by cleaning, shaping, and obturation of the canals. Treatment outcomes may be influenced by incomplete removal of filling materials.
Faisal Alnassar
doaj   +1 more source

Is Cone‐Beam CT Reliable for Apical Foramen Assessment? A Micro‐CT–Referenced Study

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT This study evaluated the diagnostic accuracy of two cone‐beam CT (CBCT) dose protocols for identifying the number and trajectory deviation of apical foramina. Forty lower molars were scanned in Micro‐CT. Thereafter, all teeth were inserted into the mandible sockets and a titanium implant and an endodontically treated tooth with a cobalt ...
João Pedro de Lima   +3 more
wiley   +1 more source

Retreatment And Surgery For Mandibular Premolar With C-Shaped Canals.

open access: yesInternational Dental Journal
Introduction: This case report explores the combined approach of root canal retreatment and apical surgery for a mandibular first premolar with C-shaped root canals, with a 2-year follow-up demonstrating treatment stability, offering insights for ...
Chao Huang
doaj   +1 more source

Effect of Kinematics and Speed on Filling Material Removal, Canal Transportation, and Apical Extrusion During Retreatment of Curved Canals

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT This study evaluated the effects of kinematics (reciprocating vs. continuous rotation) and rotational speed (350 vs. 1200 rpm) on filling removal, canal transportation, and apical extrusion during retreatment of curved root canals. Vertucci type II mesial roots of mandibular molars were prepared, filled, and scanned by micro‐computed ...
Jenny Guerrero   +7 more
wiley   +1 more source

Root canal retreatment challenge of abscess periapical in maxillary central incisors by aesthetic approach [PDF]

open access: yes, 2014
Background Endodontic retreatment commonly correlated with the failure in initial endodontic therapy. Many factors causes failures in endodontic therapy, these include incomplete cleaning and shaping root canal and inadequate obturation.
Aditya Syahputra   +2 more
core   +1 more source

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