Search Results - "Spirig, José Miguel"

Marker-free surgical navigation of rod bending using a stereo neural network and augmented reality in spinal fusion by von Atzigen, Marco, Liebmann, Florentin, Hoch, Armando, Miguel Spirig, José, Farshad, Mazda, Snedeker, Jess, Fürnstahl, Philipp

“…•Augmented Reality based step-by-step guidance improves rod quality in spinal fusion.•A stereo neural network has the potential to replace hand-held…”
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Pseudoarthrosis after anterior cervical discectomy and fusion: rate of occult infections and outcome of anterior revision surgery by Calek, Anna-Katharina, Winkler, Elin, Farshad, Mazda, Spirig, José Miguel

“…Abstract Background Pseudoarthrosis after anterior cervical discectomy and fusion (ACDF) is relatively common and can result in revision surgery. The aim of…”
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Hydrostatic integrity of the intervertebral disc assessed by MRI by Widmer, Jonas, Cornaz, Frédéric, Farshad-Amacker, Nadja A., Snedeker, Jess G., Spirig, med. José Miguel, Farshad, Mazda

“…Hydrostatic integrity of the intervertebral disc (IVD) is lost during the process of degeneration. Invasive pressure profilometry (IPP) can quantify it,…”
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3D printed clamps for fixation of spinal segments in biomechanical testing by Cornaz, Frédéric, Burkhard, Marco, Fasser, Marie-Rosa, Spirig, José Miguel, Snedeker, Jess Gerrit, Farshad, Mazda, Widmer, Jonas

“…3D printed clamps provide multiple advantages compared to potting for the fixation of spinal specimens and in a recent study, superior fixation stability was…”
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3D printed clamps improve spine specimen fixation in biomechanical testing by Cornaz, Frédéric, Fasser, Marie-Rosa, Spirig, José Miguel, Snedeker, Jess G., Farshad, Mazda, Widmer, Jonas

“…This study presents an anatomically customizable fixation technique for biomechanical spine experiments using a 3D printed clamping system. The aim of this…”
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Value of standard radiographs, computed tomography, and magnetic resonance imaging of the lumbar spine in detection of intraoperatively confirmed pedicle screw loosening—a prospective clinical trial by Spirig, José Miguel, Sutter, Reto, Götschi, Tobias, Farshad-Amacker, Nadja A., Farshad, Mazda

“…Pedicle screw loosening is common after spinal fusion and can be associated with pseudoarthrosis and pain. With suspicion of screw loosening on standard…”
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Region- and degeneration dependent stiffness distribution in intervertebral discs derived by shear wave elastography by Götschi, Tobias, Widmer, Jonas, Cornaz, Frédéric, Kimenai, Joyce, Spirig, José Miguel, Snedeker, Jess G., Farshad, Mazda

“…Information on the local stiffness characteristics of the intervertebral disc (IVD) is crucial for the understanding of its structure-function properties in…”
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Bone density optimized pedicle screw instrumentation improves screw pull-out force in lumbar vertebrae by Caprara, Sebastiano, Fasser, Marie-Rosa, Spirig, José Miguel, Widmer, Jonas, Snedeker, Jess G., Farshad, Mazda, Senteler, Marco

“…Pedicle screw instrumentation is performed in the surgical treatment of a wide variety of spinal pathologies. A common postoperative complication associated…”
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First in man in-situ augmented reality pedicle screw navigation by Farshad, Mazda, Fürnstahl, Philipp, Spirig, José Miguel

“…Augmented reality (AR) is a rising technology gaining increasing utility in medicine. By superimposing the surgical site and the operator's visual field with…”
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Is a cross-connector beneficial for single level traditional or cortical bone trajectory pedicle screw instrumentation? by Cornaz, Frédéric, Widmer, Jonas, Fasser, Marie-Rosa, Snedeker, Jess Gerrit, Matsukawa, Keitaro, Spirig, José Miguel, Farshad, Mazda

“…The cortical bone trajectory (CBT) has been introduced with the aim of better screw hold, however, screw-rod constructs with this trajectory might provide less…”
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Intraoperative Monitoring of CSF Pressure in Patients with Degenerative Cervical Myelopathy (COMP-CORD Study): A Prospective Cohort Study by Zipser, Carl M, Pfender, Nikolai, Kheram, Najmeh, Boraschi, Andrea, Aguirre, José, Ulrich, Nils H, Spirig, José Miguel, Ansorge, Alexandre, Betz, Michael, Wanivenhaus, Florian, Hupp, Markus, Kurtcuoglu, Vartan, Farshad, Mazda, Curt, Armin, Schubert, Martin

“…Degenerative cervical myelopathy (DCM) is hallmarked by spinal canal narrowing and related cord compression and myelopathy. Cerebrospinal fluid (CSF) pressure…”
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Patient-specific template-guided versus standard freehand lumbar pedicle screw implantation: a randomized controlled trial by Spirig, José Miguel, Golshani, Shayan, Farshad-Amacker, Nadja A, Farshad, Mazda

“…Patient-specific template-guided (TG) pedicle screw placement currently achieves the highest reported accuracy in cadaveric and early clinical studies, with…”
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The biomechanical fundamentals of crosslink-augmentation in posterior spinal instrumentation by Cornaz, Frédéric, Fasser, Marie-Rosa, Snedeker, Jess Gerrit, Spirig, José Miguel, Farshad, Mazda, Widmer, Jonas

“…Posterior screw-rod constructs can be used to stabilize spinal segments; however, the stiffness is not absolute, and some motion can persist. While the effect…”
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Comparison of axial and sagittal spinal cord motion measurements in degenerative cervical myelopathy by Pfender, Nikolai, Rosner, Jan, Zipser, Carl Moritz, Friedl, Susanne, Vallotton, Kevin, Sutter, Reto, Klarhoefer, Markus, Schubert, Martin, Betz, Michael, Spirig, José Miguel, Seif, Maryam, Hubli, Michèle, Freund, Patrick, Farshad, Mazda, Curt, Armin, Hupp, Markus

“…Background and Purpose The timing of decision‐making for a surgical intervention in patients with mild degenerative cervical myelopathy (DCM) is challenging…”
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Reducing the kyphosis effect of anterior short thoracolumbar/lumbar scoliosis correction with an autograft fulcrum effect by Farshad, Mazda, Frey, Andrea, Jentzsch, Thorsten, Betz, Michael, Widmer, Jonas, Spirig, José Miguel

“…Anterior scoliosis correction is a powerful technique with the disadvantage of a kyphotic effect on lumbar and thoracolumbar curves. We aimed to investigate…”
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An Experimental Model for Fluid Dynamics and Pressures During Endoscopic Lumbar Discectomy by Farshad, Mazda, Stauffer, Alexandra, Zipser, Carl Moritz, Kheram, Najmeh, Spirig, José Miguel, Widmer, Jonas, Hagel, Vincent, Schader, Jana Felicitas

“…Objective: Endoscopic spine surgery is an emerging technique of minimally invasive spine surgery. However, headache, seizure, and autonomic dysreflexia are…”
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Translation of Medical AR Research into Clinical Practice by Seibold, Matthias, Spirig, José Miguel, Esfandiari, Hooman, Farshad, Mazda, Fürnstahl, Philipp

“…Translational research is aimed at turning discoveries from basic science into results that advance patient treatment. The translation of technical solutions…”
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Pelvic fixation in surgical correction of neuromuscular scoliosis by Farshad, Mazda, Weber, Sabrina, Spirig, José Miguel, Betz, Michael, Haupt, Samuel

“…Surgical correction of neuromuscular scoliosis can be associated with high complication rates, including such associated with pelvic fixation. Up to now it is…”
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Intervertebral disc degeneration relates to biomechanical changes of spinal ligaments by Cornaz, Frédéric, Widmer, Jonas, Farshad-Amacker, Nadja A., Spirig, José Miguel, Snedeker, Jess G., Farshad, Mazda

“…The ligamentum flavum (LF), the inter- and supraspinous ligament (ISL&SSL) and the intertransverse ligament (ITL) are relevant spinal structures for segmental…”
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Bone density optimized pedicle screw insertion by Tsagkaris, Christos, Calek, Anna-Katharina, Fasser, Marie-Rosa, Spirig, José Miguel, Caprara, Sebastiano, Farshad, Mazda, Widmer, Jonas

“…Background: Spinal fusion is the most common surgical treatment for the management of degenerative spinal disease. However, complications such as screw…”
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