Results 81 to 90 of about 1,049,749 (307)

Incorporation of Selenium into Sol–Gel‐Derived Bioactive Glass: Influence on Glass Structure, Bioactivity, and its Selective Cytotoxicity

open access: yesAdvanced Engineering Materials, EarlyView.
Selenium was incorporated into a sol–gel‐derived bioactive glass to enable sustained therapeutic ion release. The selenium‐containing glass preserved bioactivity while selectively inducing cytotoxicity in osteosarcoma cells and maintaining osteoblastic viability.
Breno Rocha Barrioni   +7 more
wiley   +1 more source

Return to Outdoorsman Sports After Primary Total Shoulder Arthroplasty

open access: yesOrthopaedic Journal of Sports Medicine
Background: With the increasing popularity of shoulder arthroplasty, indications and usage has expanded to younger more physically active patients. Limited knowledge exists on return to outdoorsman sports after shoulder arthroplasty.
Javier Ardebol MD, MBA   +6 more
doaj   +1 more source

Towards Baselines for Shoulder Surfing on Mobile Authentication

open access: yes, 2017
Given the nature of mobile devices and unlock procedures, unlock authentication is a prime target for credential leaking via shoulder surfing, a form of an observation attack. While the research community has investigated solutions to minimize or prevent
Aviv Adam J   +6 more
core   +1 more source

Impact of Pre‐Oxidation Treatments on a Recycled MgO/Steel‐Composite as Carbon Free Anode in Aluminum‐Electrolysis Environments

open access: yesAdvanced Engineering Materials, EarlyView.
Cermets (60 vol.% AISI 316L stainless steel, 40 vol.% recycled MgO), intended for use in aluminum electrolysis, were pre‐oxidized in three furnaces with different heating technologies and subjected to a cryolite corrosion test. The different atmospheres influenced the formation of oxide layers, which in turn affected corrosion resistance and ...
Patricia Kaiser   +4 more
wiley   +1 more source

Comparison of Clinical Outcomes Between Arthroscopic Rotator Cuff Repair and Reverse Total Shoulder Arthroplasty in Patients With Massive Rotator Cuff Tears and High-Grade Fatty Atrophy Without Glenohumeral Osteoarthritis

open access: yesOrthopaedic Journal of Sports Medicine
Background: Despite the effectiveness of reverse total shoulder arthroplasty (RSA) and arthroscopic rotator cuff repair (ARCR) for treating massive rotator cuff tears (MRCTs), controversies remain in patients without glenohumeral osteoarthritis (GHOA ...
Diego Gonzalez-Morgado MD   +7 more
doaj   +1 more source

Least possible fixation techniques of 4-part valgus impacted fractures of the proximal humerus: a systematic review

open access: yesOrthopedic Reviews, 2016
The valgus-impacted (VI) 4-part fractures are a subset of fractures of the proximal humerus with a unique anatomic configuration characterized by a relatively lower incidence of avascular necrosis after operative intervention.
Andreas Panagopoulos   +5 more
doaj   +1 more source

Return to Play Following Shoulder Stabilization: A Systematic Review and Meta-analysis. [PDF]

open access: yes, 2017
BackgroundAnterior shoulder instability can be a disabling condition for the young athlete; however, the best surgical treatment remains controversial. Traditionally, anterior shoulder instability was treated with open stabilization.
Feeley, Brian T   +4 more
core   +1 more source

Copper Nanocrystallization in Anodic Oxide Films of Ti–Cu‐Based Bulk Metallic Glass and Its Effect on the Corrosion Resistance and Cytocompatibility

open access: yesAdvanced Engineering Materials, EarlyView.
Viktoriia Shtefan, Thorgund Nemec, Ute Hempel, Annett Gebert and coworkers demonstrate that anodic treatment of Ti–Cu‐based metallic glass in a nontoxic pyrophosphate electrolyte forms a protective bilayered Ti/Zr‐oxide film enriched with Cu nanocrystals.
Viktoriia Shtefan   +8 more
wiley   +1 more source

A biomechanical analysis of the stand-up paddle board stroke: A comparative study [PDF]

open access: yes, 2019
Background: Stand-up paddle boarding (SUP) is a rapidly growing global aquatic sport, with increasing popularity among participants within recreation, competition and rehabilitation. To date, few scientific studies have focused on SUP.
Becker, Matthew   +11 more
core   +1 more source

Natural Bone‐Derived Ceramic Scaffolds Functionalized with Chitosan‐Gold, Chitosan‐Magnesium, and Chitosan‐Zinc for Enhanced Antibacterial Activity

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports the development of antibacterial ceramic scaffolds derived from natural bovine bone. The bones were processed through sequential boiling and hydrogen peroxide treatment to remove organic matter, producing porous, mineral‐rich scaffolds.
Mohamad Hassan Taherian   +6 more
wiley   +1 more source

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