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Patient-specific guide systems decrease the major perforation rate of pedicle screw placement in comparison to the freehand technique for adolescent idiopathic scoliosis
PurposeThis study aimed to compare the accuracy of pedicle screw (PS) placement between a low-profile three-dimensional (3D) printed patient-specific...
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The feasibility of a new self-guided pedicle tap for pedicle screw placement: an anatomical study
PurposeTo investigate the safety and accuracy of applying a new self-guided pedicle tap to assist pedicle screw placement.
MethodsA new self-guided...
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Impact of osteosclerosis on cervical pedicle screw insertion using preoperative CT-based navigation
PurposePreoperative computed tomography (CT)-based navigation is used for cervical pedicle screw (CPS) insertion to mitigate the risk of spinal cord...
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Spine surgery in a state-of-the-art hybrid operating room: an experience of 1745 implanted pedicle screws in the thoracolumbar spine
Hybrid-operating rooms (hybrid-OR) combine high-resolution 2D images and 3D-scans with the possibility of 3D-navigation and allow minimal invasive...
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Is the postoperative pedicle screw position after dorsal instrumentation with or without intraoperative cone beam CT imaging worse in patients with obesity than in normal-weight patients?
BackgroundIntraoperative cone beam CT (CBCT) imaging in dorsal instrumentation facilitates pedicle screw positioning. However, in patients with...
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Freehand power-assisted pedicle screw placement in scoliotic patients: results on 5522 consecutive pedicle screws
Pedicle screws is the current gold standard in spine surgery, achieving a solid tricolumnar fixation which is unreachable by wires and hooks. The...
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Learning curve across 2000 thoracolumbar pedicle screw placements using O-arm navigation: technical difficulties and their solutions
IntroductionInstrumentation using the intraoperative O-arm navigation technique appears safer than its predecessor techniques. However, only a...
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Accuracy of augmented reality-assisted pedicle screw placement: a systematic review
ObjectiveConventional freehand methods of pedicle screw placement are associated with significant complications due to close proximity to neural and...
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Safety and accuracy of cannulated pedicle screw placement in scoliosis surgery: a comparison of robotic-navigation, O-arm-based navigation, and freehand techniques
PurposeTo compare the safety and accuracy of cannulated pedicle screw placement using a robotic-navigation technique, O-arm-based navigation...
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Intraoperative triggered electromyographic monitoring of pedicle screw efficiently reduces the lumbar pedicle breach and re-operative rate-a retrospective analysis based on postoperative computed tomography scan
BackgroundTo investigate whether intraoperative triggered electromyographic (T-EMG) monitoring could effectively reduce the breach rate of pedicle...
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The optimal introversion angle and length of pedicle screw to avoid L1-S1 vascular damage
Backgroundposterior pedicle screw fixation is common method, one of the most severe complications is iatrogenic vascular damage, no report...
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Free-hand technique of C7 pedicle screw insertion using a simply defined entry point without fluoroscopic guidance for cervical spondylotic myelopathy patients with C3 to C6 instrumented by lateral mass screws: a retrospective cohort study
BackgroundNowadays, both lateral mass screw (LMS) and pedicle screw were effective instrumentation for posterior stabilization of cervical spine....
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Pedicle screw accuracy in thoracolumbar fractures- is routine postoperative CT scan necessary?
BackgroundWhile several studies report on accuracy rates of pedicle screws, risk factors associated with inaccurate pedicle screw positioning in...
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Comparison of pedicle screw placement accuracy between two types of imaging support (Artis Zeego versus two-dimensional fluoroscopy): a cross-sectional observational study
BackgroundThe pedicle screw system is widely used in spine surgery, and it provides rigid fixation and leads to successful subsequent deformity...
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Bone conductivity and spine fluoroscopy, Hand-Eye-Ear dialogue, during pedicle screw positioning: a new human cognitive system for precision and radiation-decrease; better than artificial intelligence and machine learning system?
PurposeThere is an increasing need for pedicle screw positioning while decreasing radiation exposure. This study compares intra-operative radiation...
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Effectiveness and safety of robot-assisted versus fluoroscopy-assisted pedicle screw implantation in scoliosis surgery: a systematic review and meta-analysis
This study aimed to assess the effectiveness and safety of robot-assisted versus fluoroscopy-assisted pedicle screw implantation in scoliosis...
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“Boot-on-Donut” procedure for anterior and large septal perforation
BackgroundSurgical closure of large nasoseptal perforation (NSP) is challenging. The use of an extended anterior ethmoidal artery (eAEA) flap to...
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Accuracy of thoracic pedicle screw placement in adolescent idiopathic scoliosis patients using the entry point identified by new landmarks: a computed tomography study
BackgroundAlthough thoracic pedicle (TP) screw has gained increasingly popularity in the surgical treatment of adolescent idiopathic scoliosis (AIS)...
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Intraoperative 3D imaging with cone-beam computed tomography leads to revision of pedicle screws in dorsal instrumentation: a retrospective analysis
BackgroundCorrect positioning of pedicle screws can be challenging. Intraoperative imaging may be helpful. The purpose of this study was to evaluate...
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DALK combined intralamellar tectonic patch graft: an alternative approach to treat frank corneal perforation
BackgroundDeep anterior lamellar keratoplasty (DALK) has gained popularity in cases of corneal thinning and leaking descemetocele. In this study, we...
