pedicle screw placement
Pedicle screw placement in spinal neurosurgery using a 3D-printed drill guide template: a systematic review and meta-analysis
... of pedicle screw placement and de- crease the risk of postoperative complications, such as shorten the operative time and reduce intraoperative blood ...the pedicle screw in the ideal ...
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What is the difference in morphologic features of the lumbar vertebrae between Caucasian and Taiwanese subjects? A CT based study: implications of pedicle screw placement via Roy Camille or Weinstein method
... for pedicle screw placement, surgeons should carefully use the guide pin and pedicle finder to check the tract length and its conver- gence with repeated checks using portable C-arm ...the ...
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A medium invasiveness multi-level patient’s specific template for pedicle screw placement in the scoliosis surgery
... for pedicle screw placement in the scoliosis ...easy placement in a unique position. The accuracy of screw positions was con- firmed by CT scan after screw ...
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Development of a Saw Bones Model for training pedicle screw placement in scoliosis
... The limitations of this study include selection bias since it was limited to trainees at a single institution. Residency programs are unique in their curriculum development. Including institutions with more emphasize on ...
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Application of a novel customized guide template in percutaneous pedicle screw placement: an in vitro study
... Percutaneous pedicle screw placement can helps surgeons to minimize damage to the dorsal musculoligamentous complex [1, ...the pedicle screws using the percutaneous approach because of limited ...
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Original Article A novel pedicle screw placement technique with reference to the percutaneous anatomic landmarks of the highest point of the spinous process
... Abstract: Pedicle screw placement is technically demanding and involves radiation exposure in thoracic and lumbar ...free-hand pedicle screw placement which can reduce the ...
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Lumbosacral pedicle screw placement using a fluoroscopic pedicle axis view and a cannulated tapping device
... of pedicle screw placement has been the subject of a number of previous studies [3, 4, 6, 17, ...of screw misplacement were highly variable, in part, because of the different evalu- ation ...
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Accuracy of pedicle screw placement in the thoracic and lumbosacral spines using O-arm-based navigation versus conventional freehand technique
... evaluating screw accuracy using O-arm images instead of postoperative thin-cut ...the pedicle screw placement and the actual accuracy as evaluated by the intraoperative O-arm ...the ...
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Accuracy of pedicle screw placement in patients with Marfan syndrome
... Currently pedicle screw fixation is the preferred method of treatment in scoliosis surgery because it offers super- ior correction ...icle screw fixation provides stronger corrective forces for ...
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Intraoperative electromyographic monitoring to optimize safe lumbar pedicle screw placement – a retrospective analysis
... apply pedicle screw was ...percutaneous screw insertion under fluoroscopic guidance, we only included patients in whom open surgery with free hand technique was used to place the ...the ...
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Does a deep seated L5 vertebra position with respect to the iliac crests affect the accuracy of percutaneous pedicle screw placement at lumbosacral junction?
... percutaneous placement of lumbosacral pedicle screws can be technically demanding ...The screw heads can impinge on one another at the L5/S1 level due to the L5 and S1 pedicle angulations ...
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Competitive Hopfield Neural Network Model for Evaluating Pedicle Screw Placement Accuracy
... to pedicle screw implantation accuracy are presented in literature, to the best of the authors’ ...for pedicle screw implantation, the literature reports a computer-assisted system based on ...
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3D printing–assisted preoperative plan of pedicle screw placement for middle upper thoracic trauma: a cohort study
... T6 pedicle was pierced acciden- tally, and then the pedicle screw could not be satisfactor- ily placed even by repeated ...left pedicle was found in the diseased ...
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The anatomical and radiological relationship between the pars interarticularis and the pedicle in the lumbar spine: Implications for pedicle screw insertion
... and pedicle) and the surface area is broader as one moves from L5 to L1and there by drawing its clinical and surgical ...the pedicle screw laterally in spite of following well-described anatomical ...
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A retrospective comparison of intraoperative CT and fluoroscopy evaluating radiation exposure in posterior spinal fusions for scoliosis
... of pedicle screws and advances in imaging technology have driven a renewed interest in evaluating the manner in which we approach the issue of radiation safety ...guided pedicle screw ...
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Navigation and robot-aided surgery in the spine: historical review and state of the art
... for pedicle-screw ...and placement of a guiding wire and finally the pedicle screws (Figure ...for screw placement; the actual placement itself is performed by the ...the ...
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Biomechanical comparison of posterior intermediate screw fixation techniques with hybrid monoaxial and polyaxial pedicle screws in the treatment of thoracolumbar burst fracture: a finite element study
... We measured the ROM of the intact spine model T9– L3 under flexion, extension, left/right lateral bending, and left/right axial rotation and then applied ROM dis- placement loading to the four fixation models. The ...
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Pullout strength of reinserted pedicle screws using the previous entry point and trajectory
... of pedicle screw instrumentation is to in- crease the stability of the ...reinserted pedicle screws was less than that of control screws in group A and ...a pedicle screw should be ...
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Effect of bone material properties on effective region in screw-bone model: an experimental and finite element study
... to screw into the head of the pedicle screw of the block sample and its enlarged end rigidly clamped to the upper moving cross head of the loading frame (MTS MiniBionix 858, MTS systems Corp, Eden ...
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True anteroposterior view pedicle screw insertion technique
... view pedicle screw insertion technique and patients who underwent conventional percutaneous pedicle screw insertion ...percutaneous pedicle screw insertion technique, the ...
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