Results 11 to 20 of about 91,634 (167)

Supraspinous ligament arc tangent guided freehand thoracic pedicle screw insertion technique: high parallelism between screws and upper endplate

open access: yesFrontiers in Surgery, 2023
Research objectiveTo propose a technique for placing pedicle screws in the thoracic spine using the Supraspinous ligament Arc Tangent (SLAT) as a guide to increase the safety and stability of screw placement.Content and methodsA retrospective analysis of
Fushuai Peng   +10 more
doaj   +1 more source

The role of Mini-plate and Screws in Metacarpal Shaft Fracture Fixation : A clinical and Functional Study

open access: yesEgyptian Journal of Plastic and Reconstructive Surgery, 2022
Background: Hand fractures account for 10% of all broken bones, with metacarpal fractures accounting for one-third of all hand breaks. Mini-plates and screws may offer firm fixation, allowing for early joint mobility and hence excellent functional ...
ali ali
doaj   +1 more source

Over 70° thoracic idiopathic scoliosis: Results with screws or hybrid constructs

open access: yesJournal of Craniovertebral Junction and Spine, 2019
Background: Adolescent idiopathic scoliosis is the most common type of scoliosis. High degrees curve can be treated with the anterior, posterior, or combined anterior–posterior approach.
Pasquale Cinnella   +5 more
doaj   +1 more source

Node connections of cold-formed steel structures [PDF]

open access: yesИнженерно-строительный журнал, 2011
The article is comparative analysis of node connections in cold-formed structures. Welded, glued, screwed, rivet, bolted connections are examined.Peculiarities of bolted connections are considered, comparison of calculation by various techniques is done.
V. G. Kurazhova, T. V. Nazmeyeva
doaj  

Static Study and Finite Element Analysis of a New Method of Fixation of a Medial Humerus Fracture by an Intramedullary Nailing System Analyzed by the ANSYS Workbench 16.2 Calculus Code

open access: yesNano Biomedicine and Engineering, 2019
Comminuted fractures of the humerus are generally treated with the intramedullary rod fixed by screws or locking plate system, and clinical results are satisfactory. We also know very well that the success of this agriculture depends on the stability and
Brahim Keddar   +5 more
doaj   +1 more source

Student Webcam Behaviors and Beliefs: Emergent Norms, Student Performance, and Cultural Differences

open access: yesOnline Learning, 2022
This study presents findings from a survey of 2298 university students from three countries (South Korea, Turkey, United States) focused on their use of and beliefs about webcams to support synchronous learning, including behaviors such as turning ...
Vanessa P. Dennen   +3 more
doaj   +1 more source

Double X Configuration Screw Fixation for Middle Phalanx Fracture – A Case Report

open access: yesJournal of Orthopaedic Case Reports
Introduction: Techniques for treating phalangeal fractures are evolving. Intramedullary screws are a trendy surgical choice that leads to optimal results. Metacarpals and proximal phalanges could tolerate two screws.
Mojahed Sakhnini
doaj   +1 more source

A Case of Previously Undiagnosed Systemic Lupus Erythematosus and Mycobacterium tuberculosis Infection Presenting as Diffuse Alveolar Hemorrhage

open access: yesCase Reports in Rheumatology, 2023
Diffuse alveolar hemorrhage (DAH) is described as the collection of blood in alveolar spaces caused by damaged pulmonary vasculature. It often presents as a life-threatening medical emergency that requires urgent medical intervention along with timely ...
Henna Iqbal   +2 more
doaj   +1 more source

The Screw Propeller [PDF]

open access: yesProceedings of the Institution of Automobile Engineers, 1915
n ...
openaire   +2 more sources

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