Results 131 to 140 of about 44,878 (304)

The Australian and New Zealand Dental Implant Registry: Regulatory Requirements and Registry Development

open access: yesAustralian Dental Journal, EarlyView.
ABSTRACT Background The Therapeutic Goods Administration is responsible for the Regulation of manufacture and supply of all medical devices including dental implants. Medically, the patient is given a ‘Patient Implant Card’ (PIC). It is recommended to monitor the performance of devices in an implant registry.
S. Soukoulis, S. Davis, A. Goss
wiley   +1 more source

Analysis of meshing performance of face gear with full tooth surface modification

open access: yesJixie chuandong
ObjectiveTo investigate the influence of a modified tooth surface on the meshing performance of face gear pair, a full tooth surface modification method for face gear was proposed to optimize their meshing performance.MethodsFirstly, the standard tooth ...
HE Kun   +3 more
doaj  

The design and analysis of single flank transmission error testor for loaded gears [PDF]

open access: yes
Due to geometrical imperfections in gears and finite tooth stiffnesses, the motion transmitted from an input gear shaft to an output gear shaft will not have conjugate action.
Bassett, D. E., Houser, D. R.
core   +1 more source

Surface Physical and Mechanical Properties of Short Fibre Reinforced Composite Resins in Direct Restorative Dentistry: A Systematic Review

open access: yesAustralian Dental Journal, EarlyView.
ABSTRACT Background Short Fibre Reinforced Composite resins may be used to restore odontogenic tissues and have enhanced physical and mechanical properties compared with conventional resins. However, their surface characteristics remain a concern, and this has limited their use as direct dental restorative materials.
Murray Macpherson   +2 more
wiley   +1 more source

Elastohydrodynamic principles applied to the design of helicopter components [PDF]

open access: yes
Elastohydrodynamic principles affecting the lubrication of transmission components are presented and discussed. Surface temperature of the transmission bearings and gears affect elastohydrodynamic film thickness.
Townsend, D. P.
core   +1 more source

Enterococcus faecalis and Endodontic Treatment Failure: A Qualitative Systematic Review of Its Role and Elimination Strategies

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT The aim of this study was to synthesize evidence on the influence of Enterococcus faecalis on endodontic treatment failure and strategies for its elimination. This study followed the Preferred Reporting Items for Systematic Reviews and Meta‐Analyses (PRISMA) guidelines and was registered in PROSPERO (CRD420251022741).
Francine Santos Fernandes de Lima   +1 more
wiley   +1 more source

Morphometric and Paleobiological Insights Into Pleistocene Sicilian Wolf Populations

open access: yesActa Zoologica, EarlyView.
ABSTRACT The Pleistocene wolves (Canis lupus) from Sicily represent one of the few known insular populations of this species from that time period. Despite their potential relevance for understanding carnivore adaptations in insular contexts, no dedicated study has previously investigated their morphology and evolutionary significance.
Domenico Tancredi   +3 more
wiley   +1 more source

Dynamics of early planetary gear trains [PDF]

open access: yes
A method to analyze the static and dynamic loads in a planetary gear train was developed. A variable-variable mesh stiffness (VVMS) model was used to simulate the external and internal spur gear mesh behavior, and an equivalent conventional gear train ...
August, R.   +3 more
core   +1 more source

Oral Health Care Services, Barriers and Enablers to Maintaining Good Oral Health in Motor Neurone Disease: A Scoping Review

open access: yesCommunity Dentistry and Oral Epidemiology, EarlyView.
ABSTRACT Objectives The objective of this scoping review was to map existing literature on oral health and related care in individuals with Motor Neurone Disease (MND). Specifically, the review aimed to identify barriers and facilitators to maintaining oral hygiene, summarise available clinical guidelines and patient‐facing resources, and examine how ...
Mariam A. Khokhar   +3 more
wiley   +1 more source

Tooth Contact Analysis of Cycloidal Pinwheel Drive in RV Reducer of Robot

open access: yesJixie chuandong, 2017
The second-stage drive of the RV reducer,cycloidal pinwheel drive is taken as the research object. By analyzing the motion relationship of the cycloidal pinwheel drive,the tooth contact analysis(TCA)model is established.
Liang Shuaifeng   +4 more
doaj  

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