Results 11 to 20 of about 45,603 (231)

Effect of different inner core diameters on structural strength of cannulated pedicle screws under various lumbar spine movements

open access: yesBioMedical Engineering OnLine, 2017
Background Currently, cannulated pedicle screws have been widely used in minimal invasive or navigation techniques. However, the stress distribution and the strength of different core diameters of cannulated screw are not clear.
Chia-Ming Chang   +2 more
doaj   +2 more sources

Pullout strength of pedicle screws with cement augmentation in severe osteoporosis: A comparative study between cannulated screws with cement injection and solid screws with cement pre-filling [PDF]

open access: yesBMC Musculoskeletal Disorders, 2011
Background Pedicle screws with PMMA cement augmentation have been shown to significantly improve the fixation strength in a severely osteoporotic spine.
Lee Yen-Chen   +6 more
doaj   +2 more sources

Evaluation of cannulated compression headless screws as an alternative implant for superior pubic ramus fracture fixation: a biomechanical study. [PDF]

open access: yes, 2023
BACKGROUND/PURPOSE Pubic ramus fractures account for the most common types of pelvic fractures. The standard surgical approach for superior pubic ramus fractures (SPRF) is a minimally invasive percutaneous screw fixation.
Zderic, Ivan   +8 more
core   +2 more sources

Modified tension band wiring of transverse patella fractures through cannulated cancellous screws: An analysis of functional outcomes and complications

open access: yesJournal of Orthopaedic Diseases and Traumatology, 2023
Introduction: The management of transverse patella fractures with modified tension band wiring using Kirschner wires, though routinely used is associated with complications such as implant loosening, wire migration, and infection.
Abhishek Gumaste   +4 more
doaj   +1 more source

Impact of Screw Type on Kyphotic Deformity Correction after Spine Fracture Fixation: Cannulated versus Solid Pedicle Screw [PDF]

open access: yesAsian Spine Journal, 2018
Study Design Retrospective review. Purpose To detect the effect of cannulated (poly-axial head) and solid (mono-axial head) screws on the local kyphotic angle, vertebral body height, and superior and inferior angles between the screw and the rod in the ...
Mahmood Ali Arbash   +3 more
doaj   +1 more source

Finite Element Analysis of Cannulated Screws as Prophylactic Intervention of Hip Fractures

open access: yesGeriatric Orthopaedic Surgery & Rehabilitation, 2021
Introduction The frequency of hip fractures, a major cause of morbidity and mortality for geriatric patients, is expected to increase exponentially in the next few decades.
Brian Rhee   +5 more
doaj   +1 more source

Comparison of Ordinary Cannulated Compression Screw and Double‐Head Cannulated Compression Screw Fixation in Vertical Femoral Neck Fractures [PDF]

open access: yesBioMed Research International, 2020
Background. The treatment of vertical femoral neck fractures in young patients remains a challenge. This study is aimed at comparing ordinary cannulated compression screw (OCCS) and double‐head cannulated compression screw (DhCCS) fixation in vertical femoral neck fractures both clinically and biomechanically. Materials and Methods.
Yuelei Zhang   +4 more
openaire   +2 more sources

Evaluation of Internal Fixation of Patellar Fractures Using Cannulated Screws with Tension Band versus Modified Tension Band Wiring [PDF]

open access: yesEgyptian Journal of Medical Research, 2022
The goal of this study is to evaluate both functional and radiological outcomes in patellar fractures management with both techniques; cannulated screws with tension band and modified tension band wiring.
Abdelhasib Abouelwafa   +2 more
doaj   +1 more source

Arthrodesis of the knee using cannulated screws [PDF]

open access: yesThe Journal of Bone and Joint Surgery. British volume, 2009
We retrospectively evaluated eight patients who underwent arthrodesis of the knee using cannulated screws. There were six women and two men, with a mean age of 53 years. The indications for arthrodesis were failed total knee arthroplasty, septic arthritis, tuberculosis, and recurrent persistent infection.
H C, Lim   +4 more
openaire   +2 more sources

BIOMECHANICAL ANALYSIS OF FEMORAL NECK FRACTURE FIXATION IN SYNTHETIC BONE [PDF]

open access: yesActa Ortopédica Brasileira, 2018
Objectives To analyze the results of biomechanical assays of the fixation of Pauwels type II femoral neck fractures in synthetic bones, using two parallel cannulated screws or three cannulated screws in an inverted pyramid formation.
HENRIQUE MANSUR   +4 more
doaj   +1 more source

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