Results 11 to 20 of about 28,334 (217)

Accuracy of ‘O arm’ guided pedicle screw placement in osteoporotic spine with the ‘precious pedicle’

open access: yesInterdisciplinary Neurosurgery, 2022
Introduction: Osteoporosis is a global burden with the prevelance ranging from 15 to 20% in women and 4–7% in men across the globe. This is the age group which most commonly presents in spine clinic with pathologies requiring pedicle screw fixation ...
Shailesh Hadgaonkar   +7 more
doaj   +1 more source

Upper Lumbar Pedicle Screw Insertion Using Three-Dimensional Fluoroscopy Navigation:Assessment of Clinical Accuracy [PDF]

open access: yes, 2010
We used a navigation system to insert 128 pedicle screws into 69 vertebrae (L1 to L3) of 49 consecutive patients. We assessed the pedicle isthmic width and the permission angle for pedicle screw insertion. The permission angle is the angle defined by the
Ito, Yasuo   +6 more
core   +1 more source

Is unilateral pedicle screw fixation superior than bilateral pedicle screw fixation for lumbar degenerative diseases: a meta-analysis

open access: yesJournal of Orthopaedic Surgery and Research, 2018
Background To investigate whether unilateral pedicle screw fixation is superior than bilateral pedicle screw fixation for lumbar degenerative diseases. Methods Electronic databases including PubMed, Embase, and the Cochrane Library up to August 2018 were
Pei Lu   +4 more
doaj   +1 more source

Larger screw on the concave side of apex pedicle: Friend or foe? Report on a rare cause of neurological deficit in scoliosis surgery

open access: yesIndian Spine Journal, 2020
Pedicle screw instrumentation is currently the “gold standard” in scoliosis surgery. However, placement of pedicle screws in thoracic spine is considered challenging. Previous studies have described morphometric changes in the pedicle when a larger screw
Bhavuk Garg, Nishank Mehta, Ashok Jaryal
doaj   +1 more source

Bone density optimized pedicle screw insertion

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Background: Spinal fusion is the most common surgical treatment for the management of degenerative spinal disease. However, complications such as screw loosening lead to painful pseudoarthrosis, and are a common reason for revision. Optimization of screw
Christos Tsagkaris   +11 more
doaj   +1 more source

Evaluation of the accuracy of mobile cone-beam computed tomography after spinal instrumentation surgery [PDF]

open access: yesJournal of Trauma and Injury, 2022
Purpose Pedicle screw fixation provides 3-column stabilization, multidimensional control, and a higher rate of interbody fusion. Although computed tomography (CT) is recommended for the postoperative assessment of pedicle screw fixation, its use is ...
Ki Seong Eom   +4 more
doaj   +1 more source

Quantitative Assessment of the Anatomical Footprint of the C1 Pedicle Relative to the Lateral Mass: A Guide for C1 Lateral Mass Fixation [PDF]

open access: yes, 2017
Study Design: Anatomic study. Objectives: To determine the relationship of the anatomical footprint of the C1 pedicle relative to the lateral mass (LM). Methods: Anatomic measurements were made on fresh frozen human cadaveric C1 specimens: pedicle width ...
Byers, Robert H.   +6 more
core   +2 more sources

Dynamic stabilization versus fusion for treatment of degenerative spine conditions. [PDF]

open access: yes, 2011
Study design Comparative effectiveness review.Study rationale Spinal fusion is believed to accelerate the degeneration of the vertebral segment above or below the fusion site, a condition called adjacent segment disease (ASD).
Chou, Dean   +3 more
core   +1 more source

Recent trends, technical concepts and components of computer-assisted orthopedic surgery systems: A comprehensive review [PDF]

open access: yes, 2019
Computer-assisted orthopedic surgery (CAOS) systems have become one of the most important and challenging types of system in clinical orthopedics, as they enable precise treatment of musculoskeletal diseases, employing modern clinical navigation systems ...
Kalová, Martina   +5 more
core   +1 more source

Current Animal Models of Postoperative Spine Infection and Potential Future Advances. [PDF]

open access: yes, 2015
Implant related infection following spine surgery is a devastating complication for patients and can potentially lead to significant neurological compromise, disability, morbidity, and even mortality.
Bernthal, NM   +7 more
core   +1 more source

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