1. Pietschmann MF, Horng A, Niethammer T, Pagenstert I, Sievers B, Jansson V, Glaser C, Müller PE. Cell quality affects clinical outcome after MACI procedure for cartilage injury of the knee. Knee Surg Sports Traumatol Arthrosc. 2009 Nov; 17(11):1305-11.
  2. Pietschmann MF, Hölzer A, Rösl C, Scharpf A, Niethammer T, Jansson V, Müller PE. What humeri are suitable for comparative testing of suture anchors? An ultrastructural bone analysis and biomechanical study of ovine, bovine and human humeri and four different anchor types. J Biomech. 2010 Apr 19; 43(6):1125-30.
  3. Pietschmann MF, Niethammer TR, Horng A, Gülecyüz MF, Feist-Pagenstert I, Jansson V, Müller PE. The incidence and clinical relevance of graft hypertrophy after matrix-based autologous chondrocyte implantation.  Am J Sports Med. 2012 Jan; 40(1):68-74.
  4. Pietschmann MF, Wohlleb L, Weber P, Schmidutz F, Ficklscherer A, Gülecyüz MF, Safi E, Niethammer TR, Jansson V, Müller PE. Sports activities after medial unicompartmental knee arthroplasty Oxford III-what can we expect? Int Orthop. 2013 Jan; 37(1):31-7.
  5. Ficklscherer A, Hartl TK, Scharf M, Sievers B, Schröder C, Milz S, Niethammer T, Pietschmann MF, Müller PE. Effects of selective paralysis of the supraspinatus muscle using botulinum neurotoxin a in rotator cuff healing in rats. J Orthop Res. 2013 May; 31(5):716-23.
  6. Ficklscherer A, Wegener B, Niethammer T, Pietschmann MF, Müller PE, Jansson V, Trouillier HH. Thermoelastic stress analysis to validate tibial fixation technique in total ankle prostheses - a pilot study. Ulus Travma Acil Cerrahi Derg. 2013 Mar; 19(2):98-102.
  7. Niethammer TR, Pietschmann MF, Horng A, Roßbach BP, Ficklscherer A, Jansson V, Müller PE. Graft hypertrophy of matrix-based autologous chondrocyte implantation: a two-year follow-up study of NOVOCART 3D implantation in the knee.Knee Surg Sports Traumatol Arthrosc. 2014 Jun; 22(6):1329-36.
  8. Niethammer TR, Müller PE, Safi E, Ficklscherer A, Roßbach BP, Jansson V, Pietschmann MF. Early resumption of physical activities leads to inferior clinical outcomes after matrix-based autologous chondrocyte implantation in the knee. Knee Surg Sports Traumatol Arthrosc. 2014 Jun; 22(6):1345-52.
  9. Roßbach BP, Niethammer TR, Paulus AC, Melcher C, Birkenmaier C, Jansson V, Wegener B. Surgical treatment of patients with spondylodiscitis and neurological deficits caused by spinal epidural abscess (SEA) is a predictor of clinical outcome. J Spinal Disord Tech. 2014 Oct; 27(7):395-400.
  10. Ficklscherer A, Loitsch T, Serr M, Gülecyüz MF, Niethammer TR, Müller HH, Milz S, Pietschmann MF, Müller PE. Does footprint preparation influence tendon-to-bone healing after rotator cuff repair in an animal model? Arthroscopy. 2014 Feb; 30(2):188-94.
  11. Niethammer TR, Safi E, Ficklscherer A, Horng A, Feist M, Feist-Pagenstert I, Jansson V, Pietschmann MF, Müller PE. Graft maturation of autologous chondrocyte implantation: magnetic resonance investigation with T2 mapping. Am J Sports Med. 2014 Sep; 42(9): 2199-204.
  12. Roßbach BP, Pietschmann MF, Gülecyüz MF, Niethammer TR, Ficklscherer A, Wild S, Jansson V, Müller PE. Indications requiring preoperative magnetic resonance imaging before knee arthroscopy. Arch Med Sci. 2014 Dec 22; 10(6):1147-52.
  13. Niemeyer P, Schweigler K, Grotejohann B, Maurer J, Angele P, Aurich M, Becher C, Fay J, Feil R, Fickert S, Fritz J, Hoburg A, Kreuz P, Kolombe T, Laskowski J, Lützner J, Marlovits S, Müller PE, Niethammer T, Pietschmann M, Ruhnau K, Spahn G, Tischer T, Zinser W, Albrecht D. [The German Cartilage Registry (KnorpelRegister DGOU) for evaluation of surgical treatment for cartilage defects: experience after six months including first demographic data]. Z Orthop Unfall. 2015 Feb; 153(1):67-Niethammer TR, Valentin S, Gülecyüz MF, Roßbach BP, Ficklscherer A, Pietschmann MF, Müller PE. Bone Marrow Edema in the Knee and Its Influence on Clinical Outcome After Matrix-Based Autologous Chondrocyte Implantation: Results After 3-Year Follow-up.Am J Sports Med. 2015 May; 43(5):1172-9.
  14. Niethammer TR, Valentin S, Ficklscherer A, Gülecyüz MF, Pietschmann MF, Müller PE. Revision surgery after third generation autologous chondrocyte implantation in the knee.Int Orthop. 2015 Aug;39(8):1615-22.
  15. Niethammer TR, Limbrunner K, Betz OB, Gülecyüz MF, Pietschmann MF, Feist M, Müller PE. Analysis of the autologous chondrocyte quality of matrix-based autologous chondrocyte implantation in the knee joint. Int Orthop. 2016 Jan;40(1):205-12.
  16. Roßbach BP, Paulus AC, Niethammer TR, Wegener V, Gülecyüz MF, Jansson V, Müller PE, Utzschneider S. Discrepancy between morphological findings in juvenile osteochondritis dissecans (OCD): a comparison of magnetic resonance imaging (MRI) and arthroscopy.Knee Surg Sports Traumatol Arthrosc. 2016 Apr;24(4):1259-64.
  17. Gülecyüz M, Bortolotti H, Pietschmann M, Ficklscherer A, Niethammer T, Roßbach B, Müller P. Primary stability of rotator cuff repair: can more suture materials yield more strength? Int Orthop. 2016 May;40(5):989-97.
  18. Niethammer TR, Pietschmann MF, Ficklscherer A, Gülecyüz MF, Hammerschmid F, Müller PE. Incomplete defect filling after third generation autologous chondrocyte implantation. Arch Med Sci. 2016 Aug 1;12(4):785-92.
  19. Ficklscherer A, Stapf J, Meissner KM, Niethammer T, Lahner M, Wagenhäuser M, Müller PE, Pietschmann MF. Testing the feasibility and safety of the Nintendo Wii gaming console in orthopedic rehabilitation: a pilot randomized controlled study.
  20. Niethammer TR, Holzgruber M, Gülecyüz MF, Weber P, Pietschmann MF, Müller PE. Matrix based autologous chondrocyte implantation in children and adolescents: a match paired analysis in a follow-up over three years post-operation. Int Orthop. 2017 Feb;41(2):343-350.
  21. Ficklscherer A, Serr M, Loitsch T, Niethammer TR, Lahner M, Pietschmann MF, Müller PE. The influence of different footprint preparation techniques on tissue regeneration in rotator cuff repair in an animal model. Arch Med Sci. 2017 Mar 1;13(2):481-488.
  22. Zhang AZ, Ficklscherer A, Gülecyüz MF, Paulus AC, Niethammer TR, Jansson V, Müller PE. Cell Toxicity in Fibroblasts, Tenocytes, and Human Mesenchymal Stem Cells-A Comparison of Necrosis and Apoptosis-Inducing Ability in Ropivacaine, Bupivacaine, and Triamcinolone. Arthroscopy. 2017 Apr;33(4):840-848.
  23. Geith T, Niethammer T, Milz S, Dietrich O, Reiser M, Baur-Melnyk A. Transient Bone Marrow Edema Syndrome versus Osteonecrosis: Perfusion Patterns at Dynamic Contrast-enhanced MR Imaging with High Temporal Resolution Can Allow Differentiation. Radiology. 2017 May;283(2):478-485
  24. Schmidutz F, Roesner J, Niethammer TR, Paulus AC, Heimkes B, Weber P. Can Salter osteotomy correct late diagnosed hip dysplasia: A retrospective evaluation of 49 hips after 6.7 years? Orthop Traumatol Surg Res. 2018 Sep;104(5):637-643.
  25. Niethammer TR, Loitzsch A, Horng A, Baur-Melnyk A, Bendiks M, Gülecyüz MF, Müller PE, Pietschmann MF. Graft Hypertrophy After Third-Generation Autologous Chondrocyte Implantation Has No Correlation With Reduced Cartilage Quality: Matched-Pair Analysis Using T2-Weighted Mapping. Am J Sports Med. 2018 Aug;46(10):2414-2421.
  26. Weber P, Woiczinski M, Steinbrück A, Schmidutz F, Niethammer T, Schröder C, Jansson V, Müller PE. Increase in the Tibial Slope in Unicondylar Knee Replacement: Analysis of the Effect on the Kinematics and Ligaments in a Weight-Bearing Finite Element Model. Biomed Res Int. 2018 Jul 5;2018:8743604.