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Otago Medical School staff profiles

Associate Professor Niels Hammer

PositionAssociate Professor in Clinical and Functional Anatomy
DepartmentDepartment of Anatomy
QualificationsM.D., Dr. med. habil. (Leipzig), Licensed Anatomist (Germany), Specialist Anatomist (Germany)
Research summaryClinical anatomy and biomechanics
Teaching
  • ELM2
  • ELM3
  • ALM5
  • HUBS
  • FORS201
  • PGDipSurgAnat
  • Surgical Exposures
Memberships
  • Anatomische Gesellschaft (AG)
  • Australian and New Zealand Association of Clinical Anatomists (ANZACA)
  • German Society for Biomechanics (DGfB)
  • International Society of Biomechanics (ISB)
  • MedTechCore
  • Dunedin Basic Medical Sciences Trust

Research

  • Biomechanics
  • Clinical anatomy
  • Clinical trials
  • Clinical workshops
  • Mechanobiology
  • Mechanical properties
  • Osteology
  • Plastination
  • Tissue engineering
  • Bioscaffolds
  • Hip joint
  • Pelvis
  • Spine

Publications

Zwirner, J., Möbius, D., Bechmann, I., Arendt, T., Hoffmann, K.-T., Jäger, C., … Hammer, N. (2017). Subthalamic nucleus volumes are highly consistent but decrease age-dependently: A combined magnetic resonance imaging and stereology approach in humans. Human Brain Mapping, 38(2), 909-922. doi: 10.1002/hbm.23427

Sichting, F., Rossol, J., Soisson, O., Klima, S., Milani, T., & Hammer, N. (2014). Pelvic belt effects on sacroiliac joint ligaments: A computational approach to understand therapeutic effects of pelvic belts. Pain Physician, 17(1), 43-51.

Sichting, F., Steinke, H., Wagner, M. F.-X., Fritsch, S., Hädrich, C., & Hammer, N. (2015). Quantification of material slippage in the iliotibial tract when applying the partial plastination clamping technique. Journal of the Mechanical Behavior of Biomedical Materials, 49, 112-117. doi: 10.1016/j.jmbbm.2015.04.028

Hammer, N., Möbius, R., Schleifenbaum, S., Hammer, K.-H., Klima, S., Lange, J. S., … Milani, T. L. (2015). Pelvic belt effects on health outcomes and functional parameters of patients with sacroiliac joint pain. PLoS ONE, 10(8), e0136375. doi: 10.1371/journal.pone.0136375

Klima, S., Hepp, P., Löffler, S., Cornwall, J., & Hammer, N. (2017). A novel phased-concept course for the delivery of anatomy and orthopedics training in medical education. Anatomical Sciences Education, 10(4), 372-382. doi: 10.1002/ase.1675

Chapter in Book - Research

Gögele, C., Schwarz, S., Ondruschka, B., Hammer, N., & Schulze-Tanzil, G. (2017). Decellularized iliotibial band recolonized with allogenic homotopic fibroblasts or bone marrow: Derived mesenchymal stromal cells. In Methods in molecular biology. Humana Press. doi: 10.1007/7651_2017_30

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Journal - Research Article

Umemoto, K., Ohmichi, M., Ohmichi, Y., Yakura, T., Hammer, N., Mizuno, D., … Nakano, T. (2018). Vascular branches from cutaneous nerve of the forearm and hand: Application to better understanding Raynaud's disease. Clinical Anatomy, 31(5), 734-741. doi: 10.1002/ca.22993

Pelz, J. O., Belau, E., Henn, P., Hammer, N., Classen, J., & Weise, D. (2018). Sonographic evaluation of the vagus nerves: Protocol, reference values and side-to-side differences. Muscle & Nerve, 57(5), 766-771. doi: 10.1002/mus.25993

Falland-Cheung, L., Scholze, M., Hammer, N., Waddell, J. N., Tong, D. C., & Brunton, P. A. (2018). Elastic behavior of brain simulants in comparison to porcine brain at different loading velocities. Journal of the Mechanical Behavior of Biomedical Materials, 77, 609-615. doi: 10.1016/j.jmbbm.2017.10.026

Hammer, N., Hirschfeld, U., Strunz, H., Werner, M., Wolfskämpf, T., & Löffler, S. (2017). Can the diagnostics of triangular fibrocartilage complex lesions be improved by MRI-based soft-tissue reconstruction? An imaging-based workup and case presentation. BioMed Research International, 2017, 5870875. doi: 10.1155/2017/5870875

Zwirner, J., Möbius, D., Bechmann, I., Arendt, T., Hoffmann, K.-T., Jäger, C., … Hammer, N. (2017). Subthalamic nucleus volumes are highly consistent but decrease age-dependently: A combined magnetic resonance imaging and stereology approach in humans. Human Brain Mapping, 38(2), 909-922. doi: 10.1002/hbm.23427

Lube, J., Flack, N. A. M. S., Cotofana, S., Özkurtul, O., Woodley, S. J., Zachow, S., & Hammer, N. (2017). Pelvic and lower extremity physiological cross-sectional areas: An MRI study of the living young and comparison to published research literature. Surgical & Radiologic Anatomy, 39(8), 849-857. doi: 10.1007/s00276-016-1807-6

Hammer, N. (2017). Site-dependent acellularisation effects explain altered tissue mechanics: Ultrastructural insights. Folia Morphologica, 76(3), 355-360. doi: 10.5603/FM.a2017.0007

Grunert, R., Schleifenbaum, S., Möbius, R., Sommer, G., Zajonz, D., Hammer, N., & Prietzel, T. (2017). Sind höhere Preise für gröβere Kopfdurchmesser in der Hüftendoprothetik medizinökonomisch vertretbar? Eine Analyse der Kosten und Effekte in Deutschland [Are higher prices for larger femoral heads in total hip arthroplasty justified from the perspective of health care economics? An analysis of costs and effects in Germany]. Zeitschrift für Orthopädie & Unfallchirurgie, 155(01), 52-60. doi: 10.1055/s-0042-113003

Brade, J., Lorenz, M., Busch, M., Hammer, N., Tscheligi, M., & Klimant, P. (2017). Being there again: Presence in real and virtual environments and its relation to usability and user experience using a mobile navigation task. International Journal of Human-Computer Studies, 101, 76-87. doi: 10.1016/j.ijhcs.2017.01.004

Zilinsky, I., Erdmann, D., Weissman, O., Hammer, N., Sora, M.-C., Schenck, T. L., & Cotofana, S. (2017). Reevaluation of the arterial blood supply of the auricle. Journal of Anatomy, 230(2), 315-324. doi: 10.1111/joa.12550

Planitzer, U., Hammer, N., Bechmann, I., Glatzner, J., Loffler, S., Mobius, R., … Winkler, D. (2017). Positional relations of the cervical vagus nerve revisited. Neuromodulation, 20(4), 361-368. doi: 10.1111/ner.12557

Höch, A., Schimpf, R., Hammer, N., Schleifenbaum, S., Werner, M., Josten, C., & Böhme, J. (2017). Biomechanical analysis of stiffness and fracture displacement after using PMMA-augmented sacroiliac screw fixation for sacrum fractures. Biomedical Engineering/Biomedizinische Technik, 62(4), 365-374. doi: 10.1515/bmt-2016-0235

Klima, S., Hepp, P., Löffler, S., Cornwall, J., & Hammer, N. (2017). A novel phased-concept course for the delivery of anatomy and orthopedics training in medical education. Anatomical Sciences Education, 10(4), 372-382. doi: 10.1002/ase.1675

Pieroh, P., Schneider, S., Lingslebe, U., Sichting, F., Wolfskämpf, T., Josten, C., … Hammer, N., & Steinke, H. (2016). The stress-strain data of the hip capsule ligaments are gender and side independent suggesting a smaller contribution to passive stiffness. PLoS ONE, 11(9), e0163306. doi: 10.1371/journal.pone.0163306

Schleifenbaum, S., Prietzel, T., Hädrich, C., Möbius, R., Sichting, F., & Hammer, N. (2016). Tensile properties of the hip joint ligaments are largely variable and age-dependent: An in-vitro analysis in an age range of 14-93 years. Journal of Biomechanics, 49(14), 3437-3443. doi: 10.1016/j.jbiomech.2016.09.001

Schleifenbaum, S., Prietzel, T., Aust, G., Boldt, A., Fritsch, S., Keil, I., … Hammer, N. (2016). Acellularization-induced changes in tensile properties are organ specific: An in-vitro mechanical and structural analysis of porcine soft tissues. PLoS ONE, 11(3), e0151223. doi: 10.1371/journal.pone.0151223

Schleifenbaum, S., Schmidt, M., Möbius, R., Wolfskämpf, T., Schröder, C., Grunert, R., Hammer, N., & Prietzel, T. (2016). Load and failure behavior of human muscle samples in the context of proximal femur replacement. BMC Musculoskeletal Disorders, 17, 149. doi: 10.1186/s12891-016-0998-7

Hammer, N., Huster, D., Boldt, A., Hädrich, C., Koch, H., Möbius, R., … Scheidt, H. A. (2016). A preliminary technical study on sodium dodecyl sulfate-induced changes of the nano-structural and macro-mechanical properties in human iliotibial tract specimens. Journal of the Mechanical Behavior of Biomedical Materials, 61, 164-173. doi: 10.1016/j.jmbbm.2016.01.018

Lube, J., Cotofana, S., Bechmann, I., Milani, T. L., Özkurtul, O., Sakai, T., … Hammer, N. (2016). Reference data on muscle volumes of healthy human pelvis and lower extremity muscles: An in vivo magnetic resonance imaging feasibility study. Surgical & Radiologic Anatomy, 38, 97-106. doi: 10.1007/s00276-015-1526-4

Möbius, R., Schleifenbaum, S., Grunert, R., Löffler, S., Werner, M., Prietzel, T., & Hammer, N. (2016). A pilot trial comparing the tear-out behavior in screw-sockets and cemented polyethylene acetabular components: A cadaveric study. Orthopaedics & Traumatology: Surgery & Research, 102, 723-728. doi: 10.1016/j.otsr.2016.06.007

Mick, E., Steinke, H., Wolfskämpf, T., Wieding, J., Hammer, N., Schulze, M., … Bader, R. (2015). Influence of short-term fixation with mixed formalin or ethanol solution on the mechanical properties of human cortical bone. Current Directions in Biomedical Engineering, 1, 335-339. doi: 10.1515/cdbme-2015-0083

Sichting, F., Steinke, H., Wagner, M. F.-X., Fritsch, S., Hädrich, C., & Hammer, N. (2015). Quantification of material slippage in the iliotibial tract when applying the partial plastination clamping technique. Journal of the Mechanical Behavior of Biomedical Materials, 49, 112-117. doi: 10.1016/j.jmbbm.2015.04.028

Hammer, N., Löffler, S., Bechmann, I., Steinke, H., Hädrich, C., & Feja, C. (2015). Comparison of modified thiel embalming and ethanol-glycerin fixation in an anatomy environment: Potentials and limitations of two complementary techniques. Anatomical Sciences Education, 8(1), 74-85. doi: 10.1002/ase.1450

Hammer, N., Hepp, P., Löffler, S., Schleifenbaum, S., Steinke, H., & Klima, S. (2015). Teaching surgical exposures to undergraduate medical students: An integration concept for anatomical and surgical education. Archives of Orthopaedic & Trauma Surgery, 135(6), 795-803. doi: 10.1007/s00402-015-2217-7

Hammer, N., Möbius, R., Gries, A., Hossfeld, B., Bechmann, I., & Bernhard, M. (2015). Comparison of the fluid resuscitation rate with and without external pressure using two intraosseous infusion systems for adult emergencies, the CITRIN (Comparison of InTRaosseous infusion systems in emergency medicINe)-study. PLoS ONE, 10(12), e0143726. doi: 10.1371/journal.pone.0143726

Hammer, N., Möbius, R., Schleifenbaum, S., Hammer, K.-H., Klima, S., Lange, J. S., … Milani, T. L. (2015). Pelvic belt effects on health outcomes and functional parameters of patients with sacroiliac joint pain. PLoS ONE, 10(8), e0136375. doi: 10.1371/journal.pone.0136375

Soisson, O., Lube, J., Germano, A., Hammer, K.-H., Josten, C., Sichting, F., … Hammer, N. (2015). Pelvic belt effects on pelvic morphometry, muscle activity and body balance in patients with sacroiliac joint dysfunction. PLoS ONE, 10(3), e0116739. doi: 10.1371/journal.pone.0116739

Hammer, N., Glätzner, J., Feja, C., Kühne, C., Meixensberger, J., Planitzer, U., … Winkler, D. (2015). Human vagus nerve branching in the cervical region. PLoS ONE, 10(2), e0118006. doi: 10.1371/journal.pone.0118006

Koch, H., Hammer, N., Ossmann, S., Schierle, K., Sack, U., Hofmann, J., … Boldt, A. (2015). Tissue engineering of ureteral grafts: Preparation of biocompatible crosslinked ureteral scaffolds of porcine origin. Frontiers in Bioengineering & Biotechnology, 3, 89. doi: 10.3389/fbioe.2015.00089

Matzke, C., Lindner, D., Schwarz, J., Classen, J., Hammer, N., Weise, D., … Winkler, D. (2015). A comparison of two surgical approaches in functional neurosurgery: Individualized versus conventional stereotactic frames. Computer Aided Surgery, 20(1), 34-40. doi: 10.3109/10929088.2015.1076042

Zajonz, D., Philipp, H., Schleifenbaum, S., Möbius, R., Hammer, N., Grunert, R., & Prietzel, T. (2015). GröBere Köpfe kompensieren erhöhte Hüft-TEP-Luxationsgefahr bei Hochrisikopatienten [Larger heads compensate for an increased risk of THA dislocation in high-risk patients]. Der Orthopäde, 44(5), 381-391. doi: 10.1007/s00132-015-3093-0

Zilinsky, I., Cotofana, S., Hammer, N., Feja, C., Ebel, C., Stavrou, D., … Weissman, O. (2015). The arterial blood supply of the helical rim and the earlobe-based advancement flap (ELBAF): A new strategy for reconstructions of helical rim defects. Journal of Plastic, Reconstructive & Aesthetic Surgery, 68(1), 56-62. doi: 10.1016/j.bjps.2014.08.062

Steinke, H., Hammer, N., Lingslebe, U., Höch, A., Klink, T., & Böhme, J. (2014). Ligament-induced sacral fractures of the pelvis are possible. Clinical Anatomy, 27(5), 770-777. doi: 10.1002/ca.22312

Matzke, C., Hammer, N., Weise, D., Lindner, D., Fritzsch, D., Classen, J., … Winkler, D. (2014). Tiefe Hirnstimulation mittels simultaner stereotaktischer Elektrodenplatzierung: Eine Alternative zur konventionellen funktionellen Stereotxie? [Deep brain stimulation using simultaneous stereotactic electrode placement: An alternative to conventional functional stereotaxy?]. Der Nervenarzt, 85(12), 1561-1568. doi: 10.1007/s00115-014-4214-4

Böhme, J., Lingslebe, U., Steinke, H., Werner, M., Slowik, V., Josten, C., & Hammer, N. (2014). The extent of ligament injury and its influence on pelvic stability following type II anteroposterior compression pelvic injuries: A computer study to gain insight into open book trauma. Journal of Orthopaedic Research, 32(7), 873-879. doi: 10.1002/jor.22618

Sichting, F., Rossol, J., Soisson, O., Klima, S., Milani, T., & Hammer, N. (2014). Pelvic belt effects on sacroiliac joint ligaments: A computational approach to understand therapeutic effects of pelvic belts. Pain Physician, 17(1), 43-51.

Prietzel, T., Hammer, N., Schleifenbaum, S., Adler, D., Pretzsch, M., Köhler, L., … von Salis-Soglio, G. (2014). Der Einfluss der Kapselrekonstruktion auf die Luxationsrate nach primärer Hüftendoprothetik: Eine retrospektive Analyse von 1972 Fällen [The impact of capsular repair on the dislocation rate after primary total hip arthroplasty: A retrospective analysis of 1972 cases]. Zeitschrift für Orthopädie & Unfallchirurgie, 152(2), 130-143. doi: 10.1055/s-0034-1368209

Hammer, N., Huster, D., Fritsch, S., Hädrich, C., Koch, H., Schmidt, P., … Boldt, A. (2014). Do cells contribute to tendon and ligament biomechanics? PLoS ONE, 9(8), e105037. doi: 10.1371/journal.pone.0105037

Planitzer, U., Steinke, H., Meixensberger, J., Bechmann, I., Hammer, N., & Winkler, D. (2014). Median nerve fascicular anatomy as a basis for distal neural prostheses. Annals of Anatomy, 196(2-3), 144-149. doi: 10.1016/j.aanat.2013.11.002

Hammer, N., Voight, C., Werner, M., Hoffman, F., Bente, K., Kunze, H., … Steinke, H. (2014). Ethanol and formaldehyde fixation irreversibly alter bones' organic matrix. Journal of the Mechanical Behavior of Biomedical Materials, 29, 252-258. doi: 10.1016/j.jmbbm.2013.09.008

Prietzel, T., Hammer, N., Schleifenbaum, S., Kaßebaum, E., Farag, M., & von Salis-Soglio, G. (2014). On the permanent hip-stabilizing effect of atmospheric pressure. Journal of Biomechanics, 47(11), 2660-2665. doi: 10.1016/j.jbiomech.2014.05.013

Winkler, D., Hammer, N., Gossner, J., Schober, R., Vitzhum, H.-E., & Meixensberger, J. (2013). Does histology predict the clinical outcome after lumbar intervertebral disc herniation: No. Medical Hypotheses, 80(3), 215-219. doi: 10.1016/j.mehy.2012.11.003

Hammer, N., Steinke, H., Lingslebe, U., Bechmann, I., Josten, C., Slowik, V., & Böhme, J. (2013). Ligamentous influence in pelvic load distribution. Spine Journal, 13(10), 1321-1330. doi: 10.1016/j.spinee.2013.03.050

Ernstberger, M., Sichting, F., Baselt, T., Hartmann, P., Austin, G., & Hammer, N. (2013). Combined spectrophotometry and tensile measurements of human connective tissues: Potentials and limitations. Journal of Biomedical Optics, 18(6), 60506. doi: 10.1117/1.JBO.18.6.060506

Winkler, D., Hammer, N., Oehlwein, C., Schwarz, J., Strecker, K., Fritzsch, D., & Meixensberger, J. (2013). Implementing conventional Zamorano Dujovny frames versus individually manufactured microTargeting™ platforms: A comparative study on deep brain stimulation in Parkinson patients. Stereotactic & Functional Neurosurgery, 91(6), 392-398. doi: 10.1159/000351522

Seidel, T., Hammer, N., Garnov, N., Schneider, G., & Steinke, H. (2013). An algorithm for the calculation of three-dimensional collagen fiber orientation in ligaments using angle-sensitive MRI. Magnetic Resonance in Medicine, 69(6), 1595-1602. doi: 10.1002/mrm.24408

Hammer, N., Löffler, S., Feja, C., Sandrock, M., Schmidt, W., Bechmann, I., & Steinke, H. (2012). Ethanol-glycerin fixation with thymol conservation: A potential alternative to formaldehyde and phenol embalming. Anatomical Sciences Education, 5(4), 225-233. doi: 10.1002/ase.1270

Hammer, N., Lingslebe, U., Aust, G., Milani, T. L., Hädrich, C., & Steinke, H. (2012). Ultimate stress and age-dependent deformation characteristics of the iliotibial tract. Journal of the Mechanical Behavior of Biomedical Materials, 16(1), 81-86.

Steinke, H., Lingslebe, U., Böhme, J., Slowik, V., Shim, V., Hädrich, C., & Hammer, N. (2012). Deformation behavior of the iliotibial tract under different states of fixation. Medical Engineering & Physics, 34(9), 1221-1227. doi: 10.1016/j.medengphy.2011.12.009

Kürtül, I., Hammer, N., Rabi, S., Saito, T., Böhme, J., & Steinke, H. (2012). Oblique sectional planes of block plastinates eased by Sac Plastination. Annals of Anatomy, 194(4), 404-406. doi: 10.1016/j.aanat.2011.11.006

Böhme, J., Steinke, H., Huelse, R., Hammer, N., Klink, T., Slowik, V., & Josten, C. (2011). Complex ligament instabilities after "Open Book"-fractures of the pelvic ring: Finite element computer simulation and crack simulation [Komplexe ligamentäre Instabilitäten nach "open book"-Verletzungen des Beckenrings: Finite-Elemente-Computersimulation und Bruchversuch]. Zeitschrift für Orthopädie & Unfallchirurgie, 149(1), 83-89. doi: 10.1055/s-0030-1250471

Hammer, N., Bechmann, I., & Steinke, H. (2011). Großbänder des hinteren Beckenrings: Sakrotuberal- und Sakrospinalband. Deutsche Zeitschrift für Osteopathie, 9(1), 8-10. doi: 10.1055/s-0030-1250703

Steinke, H., Bechmann, I., & Hammer, N. (2011). Faszienverhältnisse des kleinen Beckens: Osteopathisch überbewertet? Deutsche Zeitschrift für Osteopathie, 9(1), 11-14. doi: 10.1055/s-0030-1250702

Steinke, H., Hammer, N., Slowik, V., Stadler, J., Josten, C., Böhme, J., & Spanel-Borowski, K. (2010). Novel insights into the sacroiliac joint ligaments. Spine, 35(3), 257-263. doi: 10.1097/BRS.0b013e3181b7c675

Steinke, H., Saito, T., Herrmann, G., Miyaki, T., Hammer, N., Sandrock, M., … Spanel-Borowski, K. (2010). Demonstration of pelvic anatomy by modified midline transection that maintains intact internal pelvic organs. Anatomical Sciences Education, 3(5), 254-260.

Hammer, N., Steinke, H., Böhme, J., Stadler, J., Josten, C., & Spanel-Borowski, K. (2010). Description of the iliolumbar ligament for computer-assisted reconstruction. Annals of Anatomy, 192(3), 162-167. doi: 10.1016/j.aanat.2010.02.003

Hammer, N., Steinke, H., Slowik, V., Josten, C., Stadler, J., Böhme, J., & Spanel-Borowski, K. (2009). The sacrotuberous and the sacrospinous ligament: A virtual reconstruction. Annals of Anatomy, 191(4), 417-425. doi: 10.1016/j.aanat.2009.03.001

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Journal - Research Other

Hammer, N., Häske, D., Höch, A., Babian, C., Hossfeld, B., Voigt, P., … Bernhard, M. (2018). Thoracostomy: A pictorial essay on approaches and potential pitfalls. Notfall + Rettungsmedizin, 21(3), 212-224. doi: 10.1007/s10049-017-0315-5

Girrbach, F. F., Bernhard, M., Hammer, N., & Bercker, S. (2018). Intranasale Medikamentengabe im Rettungsdienst: Technik und Indikationen [Intranasal drug delivery in emergency medicine: Indications and technical considerations]. Notfall + Rettungsmedizin, 21(2), 120-128. doi: 10.1007/s10049-017-0318-2

Grabiec, U., Hohmann, T., Hammer, N., & Dehghani, F. (2017). Organotypic hippocampal slice cultures as a model to study neuroprotection and invasiveness of tumor cells. Journal of Visualized Experiments, 126, e55359. doi: 10.3791/55359

Weise, D., Hammer, N., Rumpf, J.-J., Fritzsch, D., Meixensberger, J., Schwarz, J., & Winkler, D. (2016). Unilateral multi-target deep brain stimulation in hemidystonia and hemichoreoathetosis following ischemic thalamic stroke. Basal Ganglia, 6(3), 153-156. doi: 10.1016/j.baga.2016.04.002

Hammer, N., & Bernhard, M. (2015). Safety concerns for rescue providers using sternal intraosseous infusion systems. Journal of Trauma & Acute Care Surgery, 79(3), 517-518. doi: 10.1097/TA.0000000000000780

Höch, A., Hammer, N., Brandmaier, P., Josten, C., & Fakler, J. (2015). Nadeldekompression des Thorax. Notfallmedizin up2date, 10(01), 4-8. doi: 10.1055/s-0033-1358121

Hammer, N., Schröder, C., & Schleifenbaum, S. (2015). On the suitability of Thiel-fixed samples for biomechanical purposes: Critical considerations on the articles of Liao et al. "Elastic properties of Thiel-embalmed human ankle tendon and ligament" and Verstraete et al. "Impact of drying and Thiel embalming on mechanical properties of Achilles tendons". Clinical Anatomy, 29(4), 424-425. doi: 10.1002/ca.22679

Zajonz, D., Pfraenger, J. R., Dubitzki, S., Panzert, S., Seider, S., Lingscheidt, T., Hammer, N., & Prietzel, T. (2015). Subtotal segment resection, augmenting angle-stable plate osteosynthesis and allogenic bone graft as treatment option for juxtacortical osteosarcoma in the knee region. Zeitschrift für Orthopädie & Unfallchirurgie, 153(3), 299-305. doi: 10.1055/s-0035-1545954

Hammer, N., Kühne, C., Meixensberger, J., Hänsel, B., & Winkler, D. (2015). Takotsubo cardiomyopathy: An unexpected complication in spine surgery. International Journal of Surgery Case Reports, 6, 172-174. doi: 10.1016/j.ijscr.2014.10.002

Hammer, N., Möbius, R., Schleifenbaum, S., Hammer, K.-H., Klima, S., Lange, J. S., … Milani, T. L. (2015). Pelvic belt effects on heath outcomes and functional parameters of patients with sacroiliac joint pain [Correction]. PLoS ONE, 10(10), e0140090. doi: 10.1371/journal.pone.0140090

Ernstberger, M., Boeswetter, P., Baselt, T., Ebert, F., Basan, F., Steinke, H., Hammer, N., … Hartmann, P. (2013). Spectrophotometric measurements of human tissues for the detection of subjacent blood vessels in an endonasal endoscopic surgical approach. Journal of Biophotonics, 6(4), 310-313. doi: 10.1002/jbio.201200072

Steinke, H., Miyanaga, M., & Hammer, N. (2012). Anatomy, art and society: Carl Werner Spalteholz. Journal of Artistic Anatomy, 16(1), 59-68.

Hammer, N., Löffler, S., Feja, C., Bechmann, I., & Steinke, H. (2011). Substitution of formaldehyde in cross anatomy is possible [Letter]. Journal of the National Cancer Institute, 103(7), 610-611. doi: 10.1093/jnci/djr035

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