Publications by authors named "Eric Mandelka"

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Radiation exposure in XLIF surgery utilizing ultra-low radiation imaging with image enhancement software: a randomized controlled trial.
Benno Bullert, Jula Gierse, Eric Mandelka, Paul A Gruetzner, Sven Y Vetter

Spine J· December 2025

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Haptic Visual and Superimposed Digital Imaging Analysis Improves the Interrater Reliability of J-Sign Assessment in Patients with Patellofemoral Instability: A Prospective Diagnostic Study.
Felix Zimmermann, Eric Mandelka, Jula Gierse, Paul Alfred Grützner, Sven Y Vetter

J Clin Med· December 2025

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Navigated Percutaneous Cervical Pedicle Screw Placement: The Impact of Surgical Experience and Feasibility.
Jula Gierse, Kevin Klockow, Eric Mandelka, Benno Bullert, Fenna Brunken

World Neurosurg· October 2025

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First experience with a novel image guidance technology for posterior pedicle screw fixation: A cadaveric study on 2D/3D registration-based spine surgery.
Benno Bullert, Jula Gierse, Eric Mandelka, Holger Freischmidt, Kornelis Poelstra

Eur Spine J· October 2025

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Haptic-visual evaluation of the J-Sign revealed a significant correlation with patella height, tibial tubercle - trochlear groove distance, trochlear bump height and the total number of risk factors for lateral patellar instability.
Felix Zimmermann, Eric Mandelka, Jula Gierse, Sven Y Vetter, Paul Alfred Grützner

J Orthop Surg Res· September 2025

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Markerless 2D/3D image guidance vs. 2D fluoroscopy in posterior pedicle screw fixation using intraoperative 2D imaging: An experimental study.
Benno Bullert, Eric Mandelka, Paul A Gruetzner, Sven Y Vetter, Jula Gierse

Brain Spine· September 2025

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Analysis of Screw/Pedicle-Width Ratio and Accuracy in Navigated Versus 3D-Controlled Fluoroscopy-Guided Pedicle Screw Placement.
Jula Gierse, Felix Zimmermann, Paul A Grützner, Jan Stallkamp, Sven Y Vetter, Eric Mandelka

Global Spine J· May 2025

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Return to work following traumatic hip dislocation: a prognostic outcome study.
Stephan Regenbogen, Philipp Blum, Eric Mandelka, Philipp Osten, Paul A Grützner

Arch Orthop Trauma Surg· January 2025

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Comparison of different imaging devices and navigation systems for cervical pedicle screw placement: an experimental study on screw accuracy, screw placement time and radiation dose.
Eric Mandelka, Justine Wolf, Antonia Medrow, Paul A Gruetzner, Sven Y Vetter

Sci Rep· November 2024

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An interactive task-based method for the avoidance of metal artifacts in CBCT.
Maximilian Rohleder, Mareike Thies, Sophie Riedl, Benno Bullert, Jula Gierse, Eric Mandelka

Int J Comput Assist Radiol Surg· July 2024

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Comparison of iCT-based navigation and fluoroscopic-guidance for atlantoaxial screw placement in 78 patients with traumatic cervical spine injuries.
Jula Gierse, Eric Mandelka, Antonia Medrow, Benno Bullert, Paul A Gruetzner

Eur Spine J· June 2024

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Temporary Cast Application in Dislocated Ankle Fractures Leads to High Rates of Secondary Loss of Reduction: Does the Lauge-Hansen Injury Type Matter?
Eric Mandelka, Bernhard Arya Wikanardi, Nils Beisemann, Paul Alfred Gruetzner, Jochen Franke

Foot Ankle Int· May 2024

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Comparison of 3D-navigation and fluoroscopic guidance in percutaneous pedicle screw placement for traumatic fractures of the thoracolumbar junction.
Fenna Brunken, Eric Mandelka, Benno Bullert, Paul Alfred Gruetzner, Sven Y Vetter

Brain Spine· February 2024

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Effect of changing the acquisition trajectory of the 3D C-arm (CBCT) on image quality in spine surgery: experimental study using an artificial bone model.
Maxim Privalov, Benno Bullert, Jula Gierse, Eric Mandelka, Sven Y Vetter

J Orthop Surg Res· December 2023

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Radiation exposure for pedicle screw placement with three different navigation system and imaging combinations in a sawbone model.
Nils Beisemann, Jula Gierse, Eric Mandelka, Frank Hassel, Paul A Grützner

BMC Musculoskelet Disord· September 2023

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Influence of quality of reduction using radiological criteria on kinematics and kinetics in ankle fractures with unstable syndesmotic injury.
Aidan Hogan, Natascha Maria Danzer, Laura Blaschke, Paul Alfred Grützner, Eric Mandelka

Clin Biomech (Bristol)· August 2023

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Implications of navigation in thoracolumbar pedicle screw placement on screw accuracy and screw diameter/pedicle width ratio.
Eric Mandelka, Jula Gierse, Felix Zimmermann, Paul A Gruetzner, Jochen Franke

Brain Spine· July 2023

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Comparing Temporary Immobilization Using Cast and External Fixator in Unimalleolar Ankle Fracture Dislocations: A Retrospective Case Series.
Eric Mandelka, Bernhard A Wikanardi, Nils Beisemann, Paul A Gruetzner, Jochen Franke

J Clin Med· January 2023

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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?
Felix Zimmermann, Katharina Kohl, Eric Mandelka, Paul A Grützner, Jochen Franke

J Orthop Surg Res· November 2022

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C-arm positioning for standard projections during spinal implant placement.
Lisa Kausch, Sarina Thomas, Holger Kunze, Tobias Norajitra, André Klein, Eric Mandelka

Med Image Anal· October 2022

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First Clinical Experience with a Novel 3D C-Arm-Based System for Navigated Percutaneous Thoracolumbar Pedicle Screw Placement.
Eric Mandelka, Jula Gierse, Paul A Gruetzner, Jochen Franke, Sven Y Vetter

Medicina (Kaunas)· August 2022

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Comparison of three imaging and navigation systems regarding accuracy of pedicle screw placement in a sawbone model.
Nils Beisemann, Jula Gierse, Eric Mandelka, Frank Hassel, Paul A Grützner

Sci Rep· July 2022

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Software-Automated Implant Detection for Intraoperative 3D Imaging-First Clinical Evaluation on 214 Data Sets.
Nils Beisemann, Eric Mandelka, Jan S El Barbari, Björn Kreher, Sven Y Vetter

J Digit Imaging· June 2022

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Software-Based Method for Automated Segmentation and Measurement of Wounds on Photographs Using Mask R-CNN: a Validation Study.
Maxim Privalov, Nils Beisemann, Jan El Barbari, Eric Mandelka, Michael Müller

J Digit Imaging· August 2021

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