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Gondar, Renato; Jesse, Christopher Marvin; Schär, Ralph T.; Fichtner, Jens; Fung, Christian; Raabe, Andreas; Ulrich, Christian T. (2023). Preservation of the Posterior Interspinous Ligamentary Complex in Posterior and Transforaminal Lumbar Interbody Fusion. Surgeries, 4(4), pp. 600-610. MDPI 10.3390/surgeries4040058
Debove, Ines; Petermann, Katrin; Nowacki, Andreas; Nguyen, Thuy-Anh Khoa; Tinkhauser, Gerd; Michelis, Joan Philipp; Muellner, Julia; Amstutz, Deborah; Bargiotas, Panagiotis; Fichtner, Jens; Schläppi, Janine Ai; Krack, Paul; Schuepbach, Michael; Pollo, Claudio; Lachenmayer, Martin Lenard (2023). Deep Brain Stimulation: When to Test Directional? Movement disorders clinical practice, 10(3), pp. 434-439. Wiley 10.1002/mdc3.13667
Kofler, Jacob; Ramette, Alban; Iseli, Patricia; Stauber, Lea; Fichtner, Jens; Droz, Sara; Zihler Berner, Annina; Meier, Anna Bettina; Begert, Michelle; Negri, Sabine; Jachmann, Anne; Keller, Peter Michael; Staehelin, Cornelia; Grützmacher, Barbara (2022). Ongoing toxin-positive diphtheria outbreaks in a federal asylum centre in Switzerland, analysis July to September 2022. Eurosurveillance, 27(44) European Centre for Disease Prevention and Control 10.2807/1560-7917.ES.2022.27.44.2200811
Jaradat, Amer; Nowacki, Andreas; Fichtner, Jens; Schläppi, Janine-Ai; Pollo, Claudio (2021). Stereotactic biopsies of brainstem lesions: which approach? Acta neurochirurgica, 163(7), pp. 1957-1964. Springer Vienna 10.1007/s00701-021-04733-2
Ulrich, Christian T.; Schär, Ralph T.; Jesse, Christopher Marvin; Fichtner, Jens; Raabe, Andreas; Payer, Michael; Tessitore, Enrico; Hausmann, Oliver N. (2021). Sagittale Balance und Haltungsinstabilität als Kriterien für Wirbelsäulenoperationen. Swiss medical forum, 21(31-32), pp. 536-540. EMH Schweizerischer Ärzteverlag AG 10.4414/smf.2021.08814
Schucht, Philippe; Fischer, Urs; Fung, Christian; Bernasconi, Corrado Angelo; Fichtner, Jens; Vulcu, Sonja; Schöni, Daniel Stephan; Nowacki, Andreas; Wanderer, Stefan; Eisenring, Christian; Krähenbühl, Anna Katharina; Mattle, Heinrich; Arnold, Marcel; Soell, Nicole; Tochtermann, Lucas; Z'Graggen, Werner Josef; Jünger, Stefanie T; Gralla, Jan; Mordasini, Pasquale; Dahlweid, F Michael; ... (2019). Follow-up Computed Tomography after Evacuation of Chronic Subdural Hematoma. The New England journal of medicine, 380(12), pp. 1186-1187. Massachusetts Medical Society 10.1056/NEJMc1812507
Fichtner, Jens; Ulrich, Christian Thomas; Fung, Christian; Cipriani, Debora Rosalba; Gralla, Jan; Piechowiak, Eike Immo; Schlachetzki, Felix; Z'Graggen, Werner Josef; Raabe, Andreas; Beck, Jürgen (2019). Sonography of the optic nerve sheath diameter before and after microsurgical closure of a dural CSF fistula in patients with spontaneous intracranial hypotension - a consecutive cohort study. Cephalalgia, 39(2), pp. 306-315. Sage Publications 10.1177/0333102418793640
Cipriani, Debora; Rodriguez, Belén; Häni, Levin; Zimmermann, Raya; Fichtner, Jens; Ulrich, Christian T.; Raabe, Andreas; Beck, Jürgen; Z'Graggen, Werner J. (2019). Postural changes in optic nerve and optic nerve sheath diameters in postural orthostatic tachycardia syndrome and spontaneous intracranial hypotension: A cohort study. PLoS ONE, 14(10), e0223484. Public Library of Science 10.1371/journal.pone.0223484
Fichtner, Jens; Häni, Levin; Raabe, Andreas; Z'Graggen, Werner J. (2019). Normaldruck-Hydrozephalus. Swiss Medical Forum, 19(29-30), pp. 476-480. EMH Swiss Medical Publishers 10.4414/smf.2019.08304
Häni, Levin; Fichtner, Jens; Raabe, Andreas; Z'Graggen, Werner J. (2019). Intrakranieller Druck. Swiss Medical Forum, 19(27-28), pp. 441-448. EMH Swiss Medical Publishers 10.4414/smf.2019.08275
Ulrich, Christian T.; Jesse, C. Marvin; Häni, Levin; Fichtner, Jens; Piechowiak, Eike; Dobrocky, Tomas; Raabe, Andreas; Beck, Jürgen (2019). Liquorverlustsyndrom mit intrakraniellen Komplikationen. Wann muss man daran denken? Die Wirbelsäule, 03(04), pp. 266-274. Thieme 10.1055/a-0902-6443
Raabe, Clemens; Fichtner, Jens; Beck, Jürgen; Gralla, Jan; Raabe, Andreas (2018). Revisiting the rules for freehand ventriculostomy: a virtual reality analysis. Journal of neurosurgery, 128(4), pp. 1250-1257. American Association of Neurological Surgeons 10.3171/2016.11.JNS161765
Fichtner, Jens; Hofmann, Nicole; Rienmüller, Anna; Buchmann, Niels; Gempt, Jens; Kirschke, Jan S; Ringel, Florian; Meyer, Bernhard; Ryang, Yu-Mi (2018). Revision Rate of Misplaced Pedicle Screws of the Thoracolumbar Spine-Comparison of Three-Dimensional Fluoroscopy Navigation with Freehand Placement: A Systematic Analysis and Review of the Literature. World neurosurgery, 109, e24-e32. Elsevier 10.1016/j.wneu.2017.09.091
Beck, Jürgen; Fung, Christian; Ulrich, Christian Thomas; Fiechter, Michael; Fichtner, Jens; Mattle, Heinrich; Mono, Marie-Luise; Meier, Niklaus; Mordasini, Pasquale; Z'Graggen, Werner Josef; Gralla, Jan; Raabe, Andreas (2017). Cerebrospinal fluid outflow resistance as a diagnostic marker of spontaneous cerebrospinal fluid leakage. Journal of neurosurgery - spine, 27(2), pp. 227-234. American Association of Neurological Surgeons 10.3171/2017.1.SPINE16548
Fiechter, Michael; Nowacki, Andreas; Oertel, Markus Florian; Fichtner, Jens; Debove, Ines; Lachenmayer, Lenard; Wiest, Roland; Bassetti, Claudio; Raabe, Andreas; Kaelin, Alain; Schüpbach, Michael; Pollo, Claudio (2017). Deep Brain Stimulation for Tremor: Is There a Common Structure? Stereotactic and functional neurosurgery, 95(4), pp. 243-250. Karger 10.1159/000478270
Porz, Nicole; Habegger, Simon; Meier, Raphael; Verma, Rajeev Kumar; Jilch, Astrid; Fichtner, Jens; Knecht, Urspeter; Radina, Christian; Schucht, Philippe; Beck, Jürgen; Raabe, Andreas; Slotboom, Johannes; Reyes, Mauricio; Wiest, Roland (2016). Fully Automated Enhanced Tumor Compartmentalization: Man vs. Machine Reloaded. PLoS ONE, 11(11), e0165302. Public Library of Science 10.1371/journal.pone.0165302
Beck, Jürgen; Ulrich, Christian Thomas; Fung, Christian; Fichtner, Jens; Seidel, Kathleen; Fiechter, Michael; Hsieh, Kety Wha-Vei; Murek, Michael Konrad; Bervini, David; Meier, Niklaus; Mono, Marie-Luise; Mordasini, Pasquale; Hewer, Ekkehard; Z'Graggen, Werner Josef; Gralla, Jan; Raabe, Andreas (2016). Diskogenic microspurs as a major cause of intractable spontaneous intracranial hypotension. Neurology, 87(12), pp. 1220-1226. Lippincott Williams & Wilkins 10.1212/WNL.0000000000003122
Fiechter, Michael; Fichtner, Jens; Feiler, Sergej; Olariu, Radu; Beck, Jürgen; Raabe, Andreas; Ulrich, Christian Thomas (2016). "Dinosaur spine" in ankylosing spondylitis: case illustration. Journal of neurosurgery - spine, 24(2), pp. 321-322. American Association of Neurological Surgeons 10.3171/2015.6.SPINE15152
Fichtner, Jens; Beck, Jürgen; Raabe, Andreas; Stieglitz, Lennart (2015). The Nelaton Catheter Guard for Safe and Effective Placement of Subdural Drain for Two-Burr-Hole Trephination in Chronic Subdural Hematoma: A Technical Note. Journal of neurological surgery. Part A, Central European neurosurgery, 76(5), pp. 415-417. Thieme 10.1055/s-0034-1396435
Fichtner, Jens; Ulrich, Christian T.; Fung, Christian; Knüppel, Christin; Veitweber, Martina; Jilch, Astrid; Schucht, Philippe; Ertl, Michael; Schömig, Beate; Gralla, Jan; Z'Graggen, Werner Josef; Bernasconi, Corrado Angelo; Mattle, Heinrich; Schlachetzki, Felix; Raabe, Andreas; Beck, Jürgen (2015). Management of spontaneous intracranial hypotension - Transorbital ultrasound as discriminator. Journal of neurology, neurosurgery and psychiatry, 87(6), pp. 650-655. BMJ Publishing Group 10.1136/jnnp-2015-310853
Stieglitz, Lennart; Fung, Christian; Murek, Michael; Fichtner, Jens; Raabe, Andreas; Beck, Jürgen (2015). What happens to the bone flap? Long-term outcome after reimplantation of cryoconserved bone flaps in a consecutive series of 92 patients. Acta neurochirurgica, 157(2), pp. 275-280. Springer 10.1007/s00701-014-2310-7
Nowacki, Andreas; Fiechter, Michael; Fichtner, Jens; Debove, Ines; Lachenmayer, Lenard; Schüpbach, Michael; Oertel, Markus Florian; Wiest, Roland; Pollo, Claudio (2015). Using MDEFT MRI Sequences to Target the GPi in DBS Surgery. PLoS ONE, 10(9), e0137868. Public Library of Science 10.1371/journal.pone.0137868
Fichtner, Jens; Jilch, Astrid; Stieglitz, Lennart; Beck, Jürgen; Raabe, Andreas; Z'Graggen, Werner Josef (2014). Infection rate of emergency bolt-kit vs. non-emergency conventional implanted silver bearing external ventricular drainage catheters. Clinical neurology and neurosurgery, 122, pp. 70-76. Elsevier 10.1016/j.clineuro.2014.04.018
Stieglitz, Lennart Henning; Gerber, Nicolas; Schmid, Thomas; Mordasini, Pasquale; Fichtner, Jens; Fung, Christian; Murek, Michael; Weber, Stefan; Raabe, Andreas; Beck, Jürgen (2014). Intraoperative fabrication of patient-specific moulded implants for skull reconstruction: single-centre experience of 28 cases. Acta neurochirurgica, 156(4), pp. 793-803. Springer 10.1007/s00701-013-1977-5
Beck, Jürgen; Gralla, Jan; Fung, Christian; Ulrich, Christian T.; Schucht, Philippe; Fichtner, Jens; Andereggen, Lukas; Gosau, Martin; Hattingen, Elke; Gutbrod, Klemens; Z'Graggen, Werner Josef; Reinert, Michael; Hüsler, Jürg; Ozdoba, Christoph; Raabe, Andreas (2014). Spinal cerebrospinal fluid leak as the cause of chronic subdural hematomas in nongeriatric patients. Journal of neurosurgery, 121(6), pp. 1380-1387. American Association of Neurological Surgeons 10.3171/2014.6.JNS14550
Fichtner, Jens; Oertel, Markus Florian; Nowacki, Andreas; Debove, Ines; Lachenmayer, Lenard; Schüpbach, Michael; Pollo, Claudio (2014). Effect of intraoperative narrowing of the third ventricle on the electrode implantation site in DBS surgery. Stereotactic and functional neurosurgery, 92(Suppl. 2), p. 19. Karger
Nowacki, Andreas; Fiechter, Michael; Fichtner, Jens; Oertel, Markus Florian; Lachenmayer, Lenard; Debove, Ines; Schüpbach, Michael; Wiest, Roland; Pollo, Claudio (2014). Effect of direct visualization of GPi using MDEFT MR sequence on targeting and location of the active electrode. Stereotactic and functional neurosurgery, 92(Suppl. 2), p. 48. Karger
Stieglitz, Lennart; Fichtner, Jens; Andres, Robert; Schucht, Philippe; Krähenbühl, Anna Katharina; Raabe, Andreas; Beck, Jürgen (2013). The silent loss of neuronavigation accuracy: a systematic retrospective analysis of factors influencing the mismatch of frameless stereotactic systems in cranial neurosurgery. Neurosurgery, 72(5), pp. 796-807. Hagerstown, Md.: Lippincott Williams & Wilkins 10.1227/NEU.0b013e318287072d
Fichtner, Jens; Fung, Christian; Z'Graggen, Werner; Raabe, Andreas; Beck, Jürgen (2012). Lack of increase in intracranial pressure after epidural blood patch in spinal cerebrospinal fluid leak. Neurocritical care, 16(3), pp. 444-9. New York, N.Y.: Springer 10.1007/s12028-012-9702-4
Fichtner, Jens; Güresir, Erdem; Seifert, Volker; Raabe, Andreas (2010). Efficacy of silver-bearing external ventricular drainage catheters: a retrospective analysis. Journal of neurosurgery, 112(4), pp. 840-6. Charlottesville, Va.: American Association of Neurological Surgeons 10.3171/2009.8.JNS091297
Fichtner, Jens; Ulrich, Christian T.; Schucht, Philippe; Jilch, Astrid; Raabe, Andreas; Beck, Jürgen (October 2014). Dynamic Ultrasound of the Optic Nerve Sheath Diameter in Spontaneous Intracranial Hypotension (Unpublished). In: 15th European Congress of Neurosurgery (EANS). Prag. 12.-17.10.2014.
Oertel, Markus Florian; Lönnfors-Weitzel, Tarja; Schüpbach, Michael; Stieglitz, Lennart; Kiefer, Claus; Fiechter, Michael; Fichtner, Jens; Nowacki, Andreas; Debove, Ines; Lachenmayer, Lenard; Kaelin, Alain; Raabe, Andreas; Pollo, Claudio (October 2014). Q-ball imaging based visualization oft he dentato-rubro-thalamic tract in deep brain stimulation for essential tremor (Unpublished). In: 15th European Congress of Neurosurgery (EANS). Prag. 12.-17.10.2014.
Nowacki, Andreas; Fiechter, Michael; Fichtner, Jens; Oertel, Markus Florian; Debove, Ines; Lachenmayer, Lenard; Schüpbach, Michael; Wiest, Roland; Pollo, Claudio (September 2014). Effect of direct visualization of GPi using MDEFT MR sequence on targeting and location of the active electrode (Unpublished). In: XXI Congress of the European Society of Stereotactic and Functional Neurosurgery (ESSFN). Maastricht. 17.-20.09.2014.
Ulrich, Christian T.; Fung, Christian; Fichtner, Jens; Schucht, Philippe; Z'Graggen, Werner Josef; Raabe, Andreas; Beck, Jürgen (2014). Occult, Minuscule Dura-Perforating Disc Spurs as a Treatable Cause in ‘Spontaneous’ Intracranial Hypotension (Unpublished). In: SGN Jahrestagung. Zürich. 30.06.-02.07.2014.
Ulrich, Christian T.; Fung, Christian; Fichtner, Jens; Schucht, Philippe; Raabe, Andreas; Beck, Jürgen (2014). A possible mechanism for Spinal Cord Herniation as seen during microsurgical reduction: Occult Dura Penetrating Disc Herniation (Unpublished). In: 65. Jahrestagung der Deutschen Gesellschaft für Neurochirurgie (DGNC). Dresden. 11.-14.05.2014.
Fichtner, Jens; Ulrich, Christian T.; Jilch, Astrid; Raabe, Andreas; Beck, Jürgen (2014). Dynamic Ultrasound of the Optic Nerve Sheath Diameter in Spontaneous Intracranial Hypotension (Unpublished). In: SGN Jahrestagung. Zürich. 30.06.-02.07.2014.
Beck, Jürgen; Ulrich, Christian T.; Fichtner, Jens; Schucht, Philippe; Z'Graggen, Werner Josef; Raabe, Andreas (2014). Spinal Cerebrospinal Fluid Leak as the Cause of Chronic Subdural Hematomas in Non-Geriatric Patients (Unpublished). In: SGN Jahrestagung. Zürich. 30.06.-02.07.2014.
Beck, Jürgen; Fichtner, Jens; Ulrich, Christian T.; Fung, Christian; Schucht, Philippe; Jilch, Astrid; Raabe, Andreas (2014). Dynamic Ultrasound of the Optic Nerve Sheath Diameter in patients with orthostatic headaches: A new diagnostic tool in patients with spontaneous intracranial hypotension (Unpublished). In: European Headache and Migraine Trust International Congress (EHMTIC). Copenhagen. 18.-21.09.2014.
Beck, Jürgen; Ulrich, Christian T.; Gralla, Jan; Fichtner, Jens; Fung, Christian; Z'Graggen, Werner Josef; Raabe, Andreas (2014). Chronic subdural hematoma and spinal cerebrospinal fluid leak and in non-geriatric patients (Unpublished). In: European Headache and Migraine Trust International Congress (EHMTIC). Copenhagen. 18.-21.09.2014.
Beck, Jürgen; Ulrich, Christian T.; Gralla, Jan; Fung, Christian; Fichtner, Jens; Z'Graggen, Werner Josef; Raabe, Andreas (2014). Spontaneous Intracranial Hypotension due to Calcified Micro-Spurs Perforating the Dura – a Case Series. (Unpublished). In: European Headache and Migraine Trust International Congress (EHMTIC). Copenhagen. 18.-21.09.2014.
Ulrich, Christian T.; Fichtner, Jens; Fung, Christian; Schucht, Philippe; Z'Graggen, Werner Josef; Raabe, Andreas; Beck, Jürgen (2014). Primarily Occult Micro-Disc Spurs as a Treatable Cause in ‘Spontaneous’ Intracranial Hypotension (Unpublished). In: 15th European Congress of Neurosurgery (EANS). Prag. 12.-17.10.2014.
Ulrich, Christian T.; Fichtner, Jens; Fung, Christian; Schucht, Philippe; Z'Graggen, Werner Josef; Raabe, Andreas (2014). Occult Disc Protrusion Slitting the Dura with Secondary Herniation of the Spinal Cord (Unpublished). In: 15th European Congress of Neurosurgery (EANS). Prag. 12.-17.10.2014.
Fichtner, Jens; Ulrich, Christian T.; Fung, Christian; Schucht, Philippe; Jilch, Astrid; Raabe, Andreas; Beck, Jürgen (2014). Die Diagnostik spinaler Pathologien als Ursache der spontanen intrakraniellen Hypotension mit Hilfe des dynamischen transorbitalen Ultraschall der Optikus-Nervenscheide (Unpublished). In: 9. Deutscher Wirbelsäulenkongress Jahrestagung der Deutschen Wirbelsäulengesellschaft e. V. (DWG). Leipzig. 11.-13.12.2014.
Ulrich, Christian T.; Fung, Christian; Fichtner, Jens; Gralla, Jan; Raabe, Andreas; Beck, Jürgen (2014). Okkulte Bandscheibenprotrusion mit Penetration der Dura als Ursache einer Myelonhernie (Unpublished). In: 9. Deutscher Wirbelsäulenkongress Jahrestagung der Deutschen Wirbelsäulengesellschaft e. V. (DWG). Leipzig. 11.-13.12.2014.
Ulrich, Christian T.; Gralla, Jan; Fichtner, Jens; Fung, Christian; Z'Graggen, Werner Josef; Raabe, Andreas; Beck, Jürgen (2014). Eine spinale Ursache für chronisch subdurale Hämatome bei jungen Patienten (Unpublished). In: 9. Deutscher Wirbelsäulenkongress Jahrestagung der Deutschen Wirbelsäulengesellschaft e. V. (DWG). Leipzig. 11.-13.12.2014.
Stieglitz, Lennart; Fung, Christian; Murek, Michael; Fichtner, Jens; Schucht, Philippe; Raabe, Andreas; Beck, Jürgen (2014). What happened to the bone flap? Long-term outcome after reimplantation of cryoconserved bone flaps in a consecutive series of 100 patients (Unpublished). In: 65. Jahrestagung der Deutschen Gesellschaft für Neurochirurgie (DGNC). Dresden. 11.-14.05.2014.
Fichtner, Jens; Fung, Christian (2014). Primarily occult calcified micro disc-spurs as the cause of „spontaneous“ intracranial hypotension (Unpublished). In: 40. Jahrestagung der Sektion intrakranieller Druck Hirndurchblutung und Hydrozephalus. München. 07.-08.11.2014.
Oertel, Markus Florian; Lönnfors-Weitzel, Tarja; Schüpbach, Michael; Stieglitz, Lennart; Kiefer, Claus; Fiechter, Michael; Fichtner, Jens; Nowacki, Andreas; Debove, Ines; Lachenmayer, Lenard; Kaelin, Alain; Raabe, Andreas; Pollo, Claudio (2014). Q-ball imaging based visualization of the dentato-rubro-thalamic tract in deep brain stimulation for essential tremor. In: EANS. Prag. 12.10.2014.
Fichtner, Jens; Jilch, Astrid; Beck, Jürgen; Raabe, Andreas; Z'Graggen, Werner Josef (May 2013). Infection Rate of Emergency Bolt-Kit vs. Non-Emergency Conventional Implanted Silver Bearing External Ventricular Drainage Cahteters. In: 64. Jahrestagung der Deutschen Gesellschaft für Neurochirurgie (DGNC). Düsseldorf. 26.-29.05.2013.
