Results 11 to 20 of about 234,380 (333)

Biomechanical effects of internal fixation with self-lock compression anti-rotation blade for Pauwels type III femoral neck fractures: a comparative finite element analysis

open access: yesBMC Musculoskeletal Disorders, 2023
Background Self-lock compression anti-rotation blade (SCAB) is a novel internal fixation implant for femoral neck fractures (FNF). We conducted this finite element analysis study to evaluate the biomechanical performances of SCAB combined with a ...
Bo-Xuan Huang   +3 more
doaj   +1 more source

Study on the relationship between the timing of conversion from external fixation to internal fixation and infection in the treatment of open fractures of extremities

open access: yesJournal of Orthopaedic Surgery and Research, 2021
Objective To investigate the relationship between the infection rate and the timing of replacement of temporary external fixators with internal fixation, and the timing of immediate or delayed internal fixation after removal of temporary external ...
Zelin Ye   +5 more
doaj   +1 more source

An assessment of phase field fracture: crack initiation and growth [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 379, 20210021 (2021), 2021
The phase field paradigm, in combination with a suitable variational structure, has opened a path for using Griffith's energy balance to predict the fracture of solids. These so-called phase field fracture methods have gained significant popularity over the past decade, and are now part of commercial finite element packages and engineering fitness-for ...
arxiv   +1 more source

The Outcome of Complex Pelvic Fracture after Internal Fixation Surgery [PDF]

open access: yesMalaysian Orthopaedic Journal, 2016
Introduction: Complex pelvic fracture, which has a very high mortality and even higher morbidity, needs internal fixation surgery as an integral part for its management.
Ismail HD, Lubis MF, Djaja Y
doaj   +1 more source

Warwick hip trauma study : a randomised clinical trial comparing interventions to improve outcomes in internally fixed intracapsular fractures of the proximal femur : protocol for The WHiT Study [PDF]

open access: yes, 2010
Background Controversy exists regarding the optimal treatment for patients with displaced intracapsular fractures of the proximal femur. The recognised treatment alternatives are arthroplasty and internal fixation.
Achten, Juul   +3 more
core   +5 more sources

Radius-ulna shaft fracture with distal radioulnar joint instability in a case of ipsilateral malunited colles fracture: a case report [PDF]

open access: yes, 2021
Malunion of the distal end of radius is a known consequence of the conservative management. The functional impairment depends on the severity of the deformity and it can be associated with distal radioulnar joint (DRUJ) instability.
G. S., Prasanna Kumar   +4 more
core   +2 more sources

Parametric Investigation on Different Bone Densities to avoid Thermal Necrosis during Bone Drilling Process [PDF]

open access: yes, 2023
Bone drilling is a universal surgical procedure commonly used for internal fracture fixation, implant placement, or reconstructive surgery in orthopedics and dentistry. The increased temperature during such treatment increases the risk of thermal penetration of the bone, which may delay healing or compromise the fixation's integrity.
arxiv   +1 more source

A novel degradable PCL/PLLA strapping band for internal fixation of fracture

open access: yesJournal of Materials Science: Materials in Medicine, 2023
Early fracture fixation is the critical factor in fracture healing. Common internal fracture implants are made of metallic materials, which often affects the imaging quality of CT and MRI.
Baoyan Jin   +7 more
doaj   +1 more source

Time-lapse reconstruction of the fracture front from diffracted waves arrivals in laboratory hydraulic fracture experiments [PDF]

open access: yesGeophysical Journal International (2020), 2020
4D acoustic imaging via an array of 32 sources / 32 receivers is used to monitor hydraulic fracture propagating in a 250~mm cubic specimen under a true-triaxial state of stress. We present a method based on the arrivals of diffracted waves to reconstruct the fracture geometry (and fluid front when distinct from the fracture front). Using Bayesian model
arxiv   +1 more source

Numerical simulation of hydraulic fracturing: a hybrid FEM based algorithm [PDF]

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, 2022, 2021
In this paper a problem of numerical simulation of hydraulic fractures is considered. An efficient algorithm of solution is proposed for the plain strain model of hydraulic fracturing. The algorithm utilizes a FEM based subroutine to compute deformation of the fractured material.
arxiv   +1 more source

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