Results 41 to 50 of about 20,427 (306)

Development of the nasal capsule in Emydura subglobosa (Testudines: Pleurodira) with a comparison to other turtles

open access: yesThe Anatomical Record, EarlyView.
Abstract Extant turtles occupy freshwater, marine, and terrestrial habitats, and their nasal region provides important evidence for the evolution of respiration‐ and sensory‐related cranial morphology. However, developmental data on the turtle nasal capsule remain limited, particularly in Pleurodira.
Kai Ito   +5 more
wiley   +1 more source

Anatomy and variation in the paraphyletic Mosasaurus lemonnieri assemblage from the Craie phosphatée de ciply, Belgium

open access: yesThe Anatomical Record, EarlyView.
Abstract Nineteenth century excavations of the Ciply‐Malogne Phosphatic Chalk Formation in Hainaut, Belgium, yielded over 50 partial mosasaur skeletons, the majority of which were referred to the species Mosasaurus lemonnieri Dollo, 1889. In the years since, this taxon has experienced a complicated taxonomic history, and its exceptional hypodigm has ...
Henry S. Sharpe   +3 more
wiley   +1 more source

Innovative Solutions for Integral Abutments

open access: yes, 2006
The cost of maintenance is an ever-growing problem for road administrations around the world, and bridges are no exception to the rule. One way to reduce the need for future maintenance, as well as the investment cost, is to make bridges without ...
Pétursson, Hans, Collin, Peter
core   +2 more sources

Assessment and comparison of retention of zirconia copings luted with different cements onto zirconia and titanium abutments: An in vitro study

open access: yesThe Journal of Indian Prosthodontic Society, 2016
Aim: The purpose of this in vitro study was to assess and compare the retention of zirconia copings luted with different luting agents onto zirconia and titanium abutments.
Neelima Sreekumar Menon   +4 more
doaj   +1 more source

Modified Sheet Pile Abutments for Low-Volume Road Bridges: TR-568, January 2012 [PDF]

open access: yes, 2012
To date there have been few investigations of the substructures in low-volume road (LVR) bridges. Steel sheet piling has the potential to provide an economical alternative to concrete bridge abutments, but it needs investigation with regard to vertical ...

core  

Taxonomic and anatomical comments on “Traversodon(?) major” von Huene, 1936 (Cynodontia) from the Middle Triassic of Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Traversodontids were diverse non‐mammaliaform cynodonts that occupied herbivorous and omnivorous niches during the Middle and Late Triassic. In Brazil, they are particularly well represented in the Santa Maria Supersequence, although the taxonomic status of some historically described taxa remains uncertain.
Leonardo Kerber, Ingmar Werneburg
wiley   +1 more source

Numerical modelling of lateral stress on integral abutments due to cyclic loading

open access: yes, 2009
The integral bridge concept eliminates problems associated with expansion joints and bearings used on conventional bridges. However, integral structures are not free from problems, and of particular concern is the magnitude of lateral soil stress which ...
Banks, J.R
core   +1 more source

The effects of magnesium-containing coatings on the healing of soft tissues surrounding oral titanium abutments: a narrative review

open access: yesFrontiers in Dental Medicine
The inherent limitations of smooth titanium abutments—particularly inadequate soft tissue sealing that predisposes implants to infection and inflammation—underscore the need for surface modifications.
Hongya Zheng   +16 more
doaj   +1 more source

Wear of Titanium Implant Platforms with Different Abutment Connections and Abutment Materials: A Pilot Study

open access: yesJournal of Functional Biomaterials, 2023
The most commonly used material in dental implants and their abutments is titanium. Zirconia is a more aesthetic alternative to titanium abutments; however, it is much harder.
Teresa A. Mendes   +5 more
doaj   +1 more source

The Arthroscopic Wafer Procedure Provides Successful Midterm Outcomes for Idiopathic Ulnar Impaction Syndrome: A Minimum 5‐Year Follow‐Up

open access: yesArthroscopy, EarlyView.
Purpose To evaluate the midterm clinical and radiologic outcomes of the arthroscopic wafer procedure for idiopathic ulnar impaction syndrome with a minimum 5‐year follow‐up. Methods Patients with idiopathic ulnar impaction syndrome and less than 4 mm of positive ulnar variance who underwent the arthroscopic wafer procedure between May 2009 and February
Sang‐Hee Kim   +5 more
wiley   +1 more source

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