Results 21 to 30 of about 622,986 (295)

Axial strength of Zircaloy-4 samples with reduced thickness after a simulated loss of coolant accident

open access: yesNuclear Engineering and Technology, 2021
To investigate wall-thinning impact on axial load resistance of Zircaloy-4 cladding rods after a LOCA transient, axial tensile samples have been machined on as-received tubes with reduced thicknesses between 370 and 580 μm.
Jean Desquines, Tatiana Taurines
doaj   +1 more source

C-arm free reduction for thoracolumbar fracture: A technical note

open access: yesInterdisciplinary Neurosurgery, 2021
Background: Percutaneous pedicle screw (PPS) fixation as a minimally invasive surgery (MIS) is becoming the standard method for stabilizing thoracolumbar burst fractures. However, with the conventional PPS percutaneous reduction is difficult, and a great
Masato Tanaka   +7 more
doaj   +1 more source

Simplified overflow analysis of an optical burst switch with fibre delay lines [PDF]

open access: yes, 2009
We develop an approximate analytic model of an Optical Burst Switch with share-per-node fibre delay lines and tuneable wavelength converters by employing Equivalent Random Theory, an approach from circuit-switching analysis.
Barry, Liam P.   +9 more
core   +2 more sources

High-Riding Conus Medullaris Syndrome: A Case Report and Literature Review—Its Comparison with Cauda Equina Syndrome

open access: yesTomography, 2023
Introduction: Conus medullaris syndrome (CMS) is a distinctive spinal cord injury (SCI), which presents with varying degrees of upper motor neuron signs (UMNS) and lower motor neuron signs (LMNS). Herein, we present a case with a burst fracture injury at
Ya-Lin Huang, Shin-Tsu Chang
doaj   +1 more source

Mechanism of rock burst caused by fracture of key strata during irregular working face mining and its prevention methods

open access: yesInternational Journal of Mining Science and Technology, 2019
To study the occurrence mechanism of rock burst during mining the irregular working face, the study took irregular panel 7447 near fault tectonic as an engineering background.
Zengqiang Yang   +5 more
doaj   +1 more source

Research on Mechanism of Rock Burst in Key Working Faces under Thick Magmatite in Deep Mine

open access: yesShock and Vibration, 2021
The rock burst of key working faces under the thick hard rock in deep mine significantly threatens the mining safety of deep mine. In this study, the key working faces under typical deeply buried thick magmatite were adopted as the engineering background.
WeiLi Yang   +4 more
doaj   +1 more source

Back to the future in traumatic fracture shapes of lumbar spine: An analysis of risk of kyphosis after conservative treatment

open access: yesJournal of Craniovertebral Junction and Spine, 2021
Introduction: Nonosteoporotic burst vertebral fracture could commonly be treated with conservative or surgical approach. Currently, decision-making process is based on thoracolumbar (TL) AO spine severity injury score.
Federico Fusini   +6 more
doaj   +1 more source

Pedicle screw fixation for low lumbar burst fracture with grade 4 retrolisthesis without any neurological deficit [PDF]

open access: yes, 2015
Burst fractures of the spine account for 14% of all spinal injuries. Lower lumbar burst fracture with retrolisthesis is a rare presentation of traumatic cause.
Jaiswal, Gaurav   +2 more
core   +1 more source

Minimally Invasive Spine Surgery for Unstable Thoracolumbar Burst Fractures: A Case Series

open access: yesThe Surgery Journal, 2016
Introduction Traumatic thoracolumbar burst fracture is a common pathology without a clear consensus on best treatment approach. Minimally invasive approaches are being investigated due to potential benefits in recovery time and morbidity. We examine long-
Nitin Agarwal   +2 more
doaj   +1 more source

Modified percutaneous Kyphoplasty technique in the treatment of osteoporotic thoracolumbar burst fractures: could it reduce the odds of cement leakage?

open access: yesBMC Surgery, 2020
Background Osteoporotic thoracolumbar burst fracture (OTLBF) is common in seniors. Due to the fracture of the posterior vertebra and spinal canal occupancy, the risk of cement leakage and spine injury is high in OTLBF patients, thus the application of ...
Xuan-geng Deng   +5 more
doaj   +1 more source

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