Results 31 to 40 of about 28,334 (217)

Factors influencing the pedicle screw fixation stability in patients with unstable lumbar and thoracolumbar spine injuries

Инновационная медицина Кубани, 2020
Background. One of the reasons for the lack of standardized approaches to treating lumbar and thoracolumbar spine traumatic injuries is inconclusive information on relative contribution of various factors to pedicle screw fixation stability.Objective. To
A. E. Bokov, S. G. Mlyavykh, I. S. Brattsev, A. V. Dydykin   +3 more
doaj   +1 more source

Assessing the Intraoperative Accuracy of Pedicle Screw Placement by Using a Bone-Mounted Miniature Robot System through Secondary Registration. [PDF]

PLoS ONE, 2016
Pedicle screws are commonly employed to restore spinal stability and correct deformities. The Renaissance robotic system was developed to improve the accuracy of pedicle screw placement.In this study, we developed an intraoperative classification system ...
Keng-Liang Kuo, Yu-Feng Su, Chieh-Hsin Wu, Cheng-Yu Tsai, Chih-Hui Chang, Chih-Lung Lin, Tai-Hsin Tsai   +6 more
doaj   +1 more source

Bisphosphonate's and Intermittent Parathyroid Hormone's Effect on Human Spinal Fusion: A Systematic Review of the Literature. [PDF]

, 2017
There has been a conscious effort to address osteoporosis in the aging population. As bisphosphonate and intermittent parathyroid hormone (PTH) therapy become more widely prescribed to treat osteoporosis, it is important to understand their effects on ...
Acosta, Frank L, Hah, Raymond, Hsieh, Patrick C, Iorio, Justin A, Jakoi, Andre M, Liu, John C, Patel, Neil N, Pham, Martin H, Stone, Michael A, Wang, Jeffrey C   +9 more
core   +2 more sources

Biomechanical study of C1 posterior arch crossing screw and C2 lamina screw fixations for atlantoaxial joint instability

Journal of Orthopaedic Surgery and Research, 2020
Background The biomechanics of C1 posterior arch screw and C2 vertebral lamina screw techniques has not been well studied, and the biomechanical performance of the constructs cannot be explained only by cadaver testing.
Chuang Liu, Allieu Kamara, Yunhui Yan
doaj   +1 more source

Cadaveric Spinal Surgery Simulation: A Comparison of Cadaver Types [PDF]

, 2015
Study Design: Single-blinded study. Objective: To assess the suitability of three types of cadaver for simulating pedicle screw insertion and establish if there is an ideal.
Roberts, DJH, Timothy, J, Tomlinson, JE, Watts, AL, Yiasemidou, M   +4 more
core   +1 more source

Evaluation of Surgical Outcome of All-Pedicle-Screw versus Hybrid Fixation in Patients with Adolescent Idiopathic Scoliosis

مجله دانشکده پزشکی اصفهان, 2018
Background: The aim of current study was to compare the effects of all-pedicle-screw versus hybrid fixation techniques in surgical correction of adolescent idiopathic scoliosis.
Mohammadreza Etemadifar, Pouya Rajabzadeh, Hadi Ravanbod   +2 more
doaj   +1 more source

A novel system for accurate lumbar spine pedicle screw placement based on three-dimensional computed tomography reconstruction

Journal of Orthopaedic Translation, 2020
Objectives: The accuracy of pedicle screw placement strongly affects the outcome of spinal surgery and has mainly relied on the surgeons’ experience. There is no simple, low-cost, and effective pedicle screw placement system to assist new spinal surgeons
Baozhi Ding, Tangjun Zhou, Jie Zhao
doaj   +1 more source

Management of Lumbar Artery Injury Related to Pedicle Screw Insertion [PDF]

, 2013
We report on 2 patients who experienced injury to one of their lumbar arteries related to pedicle screw misplacement. In this report, the lumbar pedicle screw holes were made laterally with resultant injury to the lumbar artery.
Gobara, Hideo, Kunisada, Toshiyuki, Misawa, Haruo, Ozaki, Toshifumi, Sugimoto, Yoshihisa, Tanaka, Masato   +5 more
core   +1 more source

A novel radiographic analysis system for subaxial cervical spine pedicle screw placement

Journal of Orthopaedic Surgery and Research, 2023
Background Precise pedicle screw placement of the subaxial cervical spine is difficult. Not every hospital is equipped with a guidance system that can provide effective help.
Baozhi Ding, Tangjun Zhou, Hui Ma, Jie Zhao   +3 more
doaj   +1 more source

Safety of Pedicle Screws in Adolescent Idiopathic Scoliosis Surgery [PDF]

Asian Spine Journal, 2017
To review existing publications on the safety of pedicle screw insertions in adolescent idiopathic scoliosis (AIS). Despite having increased risk for neurological and visceral injuries, the use of pedicle screws have led to increased correction rates in ...
Chris Yin Wei Chan, Mun Keong Kwan
doaj   +1 more source