Symptomatic arachnoiditis ossificans associated with syringomyelia: a clinical case and a brief literature review by Roman A. Kovalenko, Nadezhda V. Osipova, Vladimir A. Mineev, Lyubov B. Mitrofanova

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A rare case of treatment of giant paravertebral arteriovenous malformation combined with idiopathic scoliosis by Roman A. Kovalenko, Dmitry A. Ptashnikov, Aleksandr V. Savello, Sergey V. Masevnin, Vasily A. Kashin

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Application of patient-specific 3D navigation templates for pedicle screw fixation of subaxial and upper thoracic vertebrae by Roman A. Kovalenko, Viktor V. Rudenko, Vasily A. Kashin, Vladislav Yu. Cherebillo, Dmitry A. Ptashnikov

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Comparison of pedicle screw placement using O-arm naviga- tion and navigational templates in an animal model experiment by Roman A. Kovalenko, Vladislav Yu. Cherebillo, Vasily A. Kashin, Maksim N. Kravtsov, Anton V. Golubin

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Removal of giant presacral neurogenic tumors with application of the customized 3D-printed models: case series analysis and literature review by Roman A. Kovalenko, Vasily A. Kashin, Vladislav Yu. Cherebillo, Victor V. Rudenko, Ivan N. Danilov, Artemiy V. Chernov, Lyubov B. Mitrofanova

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Determination of optimal design of navigation templates for transpedicular implantation in the cervical and thoracic spine: results of cadaveric studies by Roman A. Kovalenko, Vasily A. Kashin, Vladislav Yu. Cherebillo, Ramin M. Sharifov, Rostislav R. Mironchuk, Andrey L. Akopov, Vitaly A. Ivanov

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