Results 111 to 120 of about 361,916 (246)

Influence of Delivery Method of Hydraulic Calcium Silicate Cement‐Based Sealer on Void Formation: A Micro‐Computed Tomography Study

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT The aim of this study was to compare three delivery methods of a hydraulic calcium silicate cement‐based sealer by quantifying voids using the single‐cone technique. Forty‐eight human mandibular molars were instrumented and scanned using micro‐computed tomography.
Yasmina Andreani   +4 more
wiley   +1 more source

An Occult Odontogenic Infection Behind a Persistent Left Chin Nodule

open access: yes
The Kaohsiung Journal of Medical Sciences, EarlyView.
Yi‐Shan Teng   +2 more
wiley   +1 more source

Pain and Supplemental Anaesthesia in Mandibular Molar Root Canal Therapy: A Prospective Cohort Analysis of Bone Anatomy and Diagnostic Variables

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT Achieving profound local anaesthesia during mandibular molar root canal treatment can be challenging. This study evaluated procedural pain and supplemental anaesthesia used, considering endodontic diagnosis and buccal bone morphology. Seventy‐seven patients undergoing primary root canal treatment completed a post‐treatment survey questionnaire
Emily Kopec   +7 more
wiley   +1 more source

Calvarial Bone Channels and a Putative Craniomaxillary–Brain Interface in Central Nervous System Immunity

open access: yes
Med Research, EarlyView.
Ziwen Sheng   +6 more
wiley   +1 more source

Discuss the Rationale for Minimally Invasive Endodontics and the Merits and Demerits of the Concept

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT Minimally invasive endodontics (MIE) places emphasis on the conservation of sound tooth structure and viable pulp tissue during endodontic procedures such as root canal treatment (RCTx) and vital pulp therapy (VPT). The use of minimal access cavity designs and conservative canal preparation dimensions have been investigated as a way to improve
Iris Mohan Li
wiley   +1 more source

Biotechnology in the pulp and paper industry : 8th ICBPPI /

open access: yes, 2002
This book covers both basic and applied sciences in a rather specified area of pulp and paper manufacture. The basic science of lignocellulose enzymology and plant genetics is covered also in many other contexts, whereas the application of biotechnology ...
Lantto, R.(Raija)   +2 more
core  

Changes in the Location of the Second Mesiobuccal Canal Orifice After Canal Preparation in Maxillary First Molars

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT This study evaluated angular and linear positional changes of the second mesiobuccal (MB2) canal orifice in maxillary first molars and proposed a guideline for its localization. Twenty‐eight extracted maxillary first molars with four canals were analysed. After access cavity preparation, all canals except MB2 were instrumented. The initial and
Hyoung‐Hoon Jo   +4 more
wiley   +1 more source

Finite element modelling and load share analysis for involute worm gears with localised tooth contact [PDF]

open access: yes, 2001
A new approach has been developed by the authors to estimate the load share of worm gear drives, and to calculate the instantaneous tooth meshing stiffness and loaded transmission errors. In the approach, the finite element (FE) modelling is based on the
Gentle, CR, Su, D, Yang, F
core  

Effects of Calcium Hydroxide Paste and Access Cavities on Fracture Strength of Mature and Simulated Immature Human Teeth: Ex Vivo

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT The aim was to examine whether a Ca(OH)2 paste affects fracture strength of teeth. Sixty extracted maxillary central incisors were prepared to simulate immature teeth. Another 40 were used as mature teeth. The ten groups (n = 10) were: (1) immature control; (2) immature + access; (3) immature + access + 1 m Ca(OH)2; (4) immature + access + 12 ...
Naseem M. Hashim, Paul V. Abbott
wiley   +1 more source

The temporospatial relationship between mouse dental pulp stem cells and tooth innervation

open access: yesJournal of Dental Sciences
Background/purpose: Dental pulp stem cells (DPSCs) exhibit versatile differentiation capabilities, including neural differentiation, prompting the hypothesis that they may be implicated in the neurodevelopment of teeth.
Shu-Ya Chang   +3 more
doaj   +1 more source

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