PUBLIKATIONSLISTE

Klasan A, Parker DA, Lewis P, Young SW: Low percentage of surgeons meet the minimum recommended unicompartmental knee arthroplasty usage thresholds: Analysis of 3037 Surgeons from Three National Joint Registries. Knee Surg Sports Traumatol Arthrosc. 2020 Feb 17; https://doi.org/10.1007/s00167-021-06437-7

Klasan A, Millar J, Quayle J, Farrington B, Misur PN. Comparable outcomes of in-cement revision and uncemented modular stem revision for Vancouver B2 periprosthetic femoral fracture at 5 years. Arch Orthop Trauma Surg. 2021 Feb 11. doi: 10.1007/s00402-021-03776-5.

Klasan A, Gerber F, Schermuksnies A, Putnis SE, Neri T, Heyse TJ. Blood loss after revision knee arthroplasty is 1.38- to 2.17-fold higher than after primary knee arthroplasty: a retrospective analysis of 898 cases. Orthop Traumatol Surg Res. 2021 Feb 12:102856. doi: 10.1016/j.otsr.2021.102856.

Klasan A, Schermuksnies A, Gerber F, Bowman M, Fuchs-Winkelmann S, Heyse TJ: Development of antibiotic resistance in periprosthetic joint infection after total knee arthroplasty. Bone Joint J 2021 Jun 1; doi:10.1302/0301-620X.103B6. BJJ-2020-1923.R1

Klasan A, Patel CK, Young SW: Intraosseous Regional Administration of Vancomycin in Primary Total Knee Arthroplasty Does Not Increase the Risk of Vancomycin- Associated Complications. J Arthroplasty 2021 Jan 15;https://doi.org/10.1016/j.arth.2020.12.034

Klasan A, Putnis SE, Heyse TJ, Madzarac G, Gotterbarm T, Neri T. Ileus, Gastrointestinal Bleeding and Clostridium difficile Colitis after Hip and Knee Replacement – a Systematic Review. Surg Technol Int. 2020 Nov 2;37:sti37/1356.

Klasan A, Putnis SE, Grasso S, Kandhari V, Oshima T, Parker DA. Tegner level is predictive for successful return to sport 2 years after anterior cruciate ligament reconstruction. Knee Surg Sports Traumatol Arthrosc. 2020 Oct 28. doi: 10.1007/s00167-020-06335-4.

Klasan A, Putnis SE, Neri T, Leie M, Coolican MR. Patients with lateral compartment knee osteoarthritis during arthroscopy are at highest risk of subsequent knee arthroplasty. Knee. 2020 Aug 23;27(5):1476-1483. doi: 10.1016/j.knee.2020.07.004.

Klasan A, Twiggs JG, Fritsch BA, et al. Correlation of tibial component size and rotation with outcomes after total knee arthroplasty 2020 Aug 3. Arch Orthop Trauma Surg. 2020;10.1007/s00402-020-03550-z. doi:10.1007/s00402-020-03550-z

Klasan A, de Steiger R, Holland S, Hatton A, Vertullo CJ, Young SW. Similar Risk of Revision After Kinematically Aligned, Patient-Specific Instrumented Total Knee Arthroplasty, and All Other Total Knee Arthroplasty: Combined Results From the Australian and New Zealand Joint Replacement Registries J Arthroplasty. 2020;S0883-5403(20)30606-9. doi:10.1016/j.arth.2020.05.065

Klasan A, Putnis SE, Yeo WW, Myat D, Fritsch BA, Coolican MR, Parker DA: Should Sequential Bilateral Total Knee Arthroplasty Be Limited to Patients Younger Than 80? A Two-Arm Propensity Matched Study, J Knee Surg 2020 May 25. doi: 10.1055/s-0040-1712100

Klasan A, Magill P, Frampton C, Zhu M, Young SW: Factors Predicting Repeat Revision and Outcome After Aseptic Revision Total Knee Arthroplasty: Results From the New Zealand Joint Registry, Knee Surg Sports Traumatol Arthrosc 2020 Apr 11 doi: 10.1007/s00167-020-05985-8

Klasan A, Putnis SE, Kandhari V, Oshima T, Parker DA: Anterior Knee Translation Measurements After ACL Reconstruction Are Influenced by the Type of Laximeter Used, Knee Surg Sports Traumatol Arthrosc 2020 Apr 2 doi:10.1007/s00167-020-05950-5

Klasan A, Putnis SE, Grasso S, Neri T, Coolican MR: Conventional Instruments Are More Accurate for Measuring the Depth of the Tibial Cut Than Computer-Assisted Surgery in Total Knee Arthroplasty: A Prospective Study, Arch Orthop Trauma Surg 2020 Mar 07, doi: 10.1007/s00402-020-03403-9

Klasan A, Malcherczyk D, Neri T, Saul J, Schofer DM, Heyse TJ, El-Zayat BF: Reporting on acromion morphology: classifications demonstrate significant correlation, Journal of ISAKOS 2020 Feb 12 doi:10.1136/jisakos-2019-000403

Klasan A, Carter M, Holland S, Young SW: Low Femoral Component Prominence Negatively Influences Early Revision Rate in Robotic Unicompartmental Knee Arthroplasty, Knee Surg Sports Traumatol Arthrosc 2020 Feb 6 doi: 10.1007/s00167-020-05886-w

Klasan A, Neri T, Sen A, El-Zayat BF, Efe T, Lahner M, Heyse TJ: Titanium Acetabular Cementless Cups Combined With Highly Crosslinked Polyethylene Liner Have Very Low Rates of Aseptic Loosening, Technol Health Care 2019 Nov 22. doi: 10.3233/THC-191896

Klasan A, Bäumlein M, Dworschak P, Bliemel C, Neri T, Schofer MD, Heyse TJ: Short Stems Have Lower Load at Failure Than Double-Wedged Stems in a Cadaveric Cementless Fracture Model, Bone Joint Res 2019 Nov 2, doi: 10.1302/2046-3758.810.BJR-2019-0051.R1

Klasan A, Putnis SE, Kandhari V, Oshima T, Fritsch BA, Parker DA: Healthy knee KT1000 measurements of anterior tibial translation have significant variation. Knee Surg Sports Traumatol Arthrosc. 2019 Nov 2. doi: 10.1007/s00167-019-05768-w.

Klasan A, Bäumlein M, Bliemel C, Putnis SE, Neri T, Schofer MD, Heyse TJ: Cementing of the hip arthroplasty stem increases load-to-failure force: a cadaveric study; Acta Orthopaedica. 2019 8 Jul. doi:10.1080/17453674.2019.1634331

Klasan A, Putnis SE, Yeo WW, Fritsch BA, Coolican MR, Parker DA: Advanced Age Is Not a Barrier to Total Knee Arthroplasty: A Detailed Analysis of Outcomes and Complications in an Elderly Cohort Compared With Average Age Total Knee Arthroplasty Patients; J Arthroplasty. 2019 May 9. doi: 10.1016/j.arth.2019.05.007.

Klasan A, Neri T, Oberkircher L, Malcherczyk D, Heyse TJ, Bliemel C: Complications after direct anterior   versus Watson-Jones approach in total hip arthroplasty: Results from a matched pair analysis on 1408 patients; BMC Musculoskelet Disord. 2019 Feb 14;20(1):77. doi: 10.1186/s12891-019-2463-x.

Klasan A, Neri T, Putnis SE, Dworschak P, Schüttler K, Fuchs-Winkelmann S, Schofer MD, Heyse, TJ: The Prevalence of a Prominent Anterior Inferior Iliac Spine; Arch Orthop Trauma Surg. 2019 Feb 15. doi: 10.1007/s00402-019-03146-2. (IF 1.997)

Klasan A, Neri T, Sommer C, Leie MA, Dworschak P, Schofer, MD, Heyse, TJ: Analysis of acetabu lar version – retroversion prevalence, age, side and gender correlations; J Orthop Transl 2019 Feb 14 https://doi.org/10.1016/j.jot.2019.01.003 (IF 2.078)

Klasan A, Meine E, Fuchs-Winkelmann S, Efe T, Boettner F, Heyse TJ: Are Serum Metal Ion Levels a Concern at Midterm Followup of Revision Knee Arthroplasty With a Metal-on-metal Hinge Design?; Clin Orthop Relat Res. 2019 Feb 6. doi: 10.1097/CORR.0000000000000638 (IF 4.091)

Klasan A, Amic F, Dworschak P, Madzarac G, Heyse TJ, MD, Neri T: Risk factors for ileus after hip and knee arthroplasty; Int J Colorectal Dis 2018 Nov 1, 10.1007/s00384-018-3184-6 (IF 2.533)

Klasan A, Dworschak P, Heyse TJ,  Ruchholtz S, Alter P, Vogelmeier CF, Schwarz P: COPD as a risk factor of the complications in lower limb arthroplasty: a patient matched study; Int Jour COPD       2018 Aug 21. doi: 10.2147/COPD.S161577 (IF 2.917)

Klasan A, Sen A, Dworschak P, El-Zayat BF, Ruchholtz S, Schüttler KF, Schmitt J, Heyse TJ: Ten-year follow-up of a cemented tapered stem; accepted 17 July 2018 in Arch Orthop Traum Surg, doi: 10.1007/s00402-018-3002-1 (IF 1.997)

Klasan A, Dworschak P, Heyse TJ, Malcherczyk D, Peterlein CD, Schüttler KF, Lahner M, El Zayat, BF: Transfusions increase complications and infections after hip and knee arthroplasty; analysis of 2760 cases; Technol Health Care. 2018 Jun 2. doi: 10.3233/THC-181324 (IF 0.717)

Klasan A, Dworschak P, Heyse TJ, Lahner M, Malcherczyk D, Efe T, El Zayat, BF: Patient-specific instruments’ routine use over conventional total knee arthroplasty remains inconclusive; analysis of 961 cases; Technol Health Care. 2018 Mar 16. doi: 10.3233/THC-171167. (IF 0.717)

Klasan A, Madzarac G, Milosevic M, Mustajbegovic S, Keleuva S: Predictors of lower work                                  ability among emergency medicine employees: the Croatian experience; Emerg Med J. 2013    Apr;30(4):275-9. doi: 10.1136/emermed-2011-200780

Quayle J, Barakat A, Klasan A, Mittal A, Chan G, Gibbs J, Edmondson M, Stott P. Management of peri-prosthetic joint infection and severe bone loss after total hip arthroplasty using a long-stemmed cemented custom-made articulating spacer (CUMARS). BMC Musculoskelet Disord. 2021 Apr 16;22(1):358. doi: 10.1186/s12891-021-04237-1.

Putnis SE, Oshima T, Klasan A, Grasso S, Neri T, Fritsch BA, Parker DA. Magnetic Resonance Imaging 1 Year After Hamstring Autograft Anterior Cruciate Ligament Reconstruction Can Identify Those at Higher Risk of Graft Failure: An Analysis of 250 Cases. Am J Sports Med. 2021 Feb 25:363546521995512. doi: 10.1177/0363546521995512.

Sayac G, Goimard A, Klasan A, Putnis S, Bergandi F, Farizon F, Philippot R, Neri T: The anatomy of Kaplan fibers. Arch Orthop Trauma Surg. 2021 Jan 8. doi: 10.1007/s00402-020-03718-7

Putnis SE, Oshima T, Klasan A, Grasso S, Fritsch BA, Coolican MR, Parker DA:Adjustable suspension versus hybrid fixation in hamstring autograft anterior cruciate ligament reconstruction; Knee 28 2021 1-8. 10.1016/j.knee.2020.10.014

Neri T, Dehon M, Klasan A, Putnis SE, Farizon F, Philippot R. Predictors of Functional Outcome After Microfracture Treatment of Cartilage Defects of the Knee. Surg Technol Int. 2020 Nov 16;37:sti37/1357

Quayle J, Barakat A, Klasan A, Mittal A, Stott P. External validation study of hip peri-prosthetic joint infection with cemented custom-made articulating spacer (CUMARS). Hip Int. 2020 Sep 28:1120700020960669. doi: 10.1177/1120700020960669.

Leie MA, Klasan A, Yeo WW, Misso D, Coolican M. Decreasing Posterior Femoral Condyle Offset Improves Intraoperative Correction of Flexion Contracture in Total Knee Arthroplasty 2020 Sep 14. J Knee Surg. 2020;10.1055/s-0040-1716415. doi:10.1055/s-0040-1716415

Bliemel C, Anrich D, Knauf T, et al. More than a reposition tool: additional wire cerclage leads to increased load to failure in plate osteosynthesis for supracondylar femoral shaft fractures Arch Orthop Trauma Surg. 2020;10.1007/s00402-020-03586-1. doi:10.1007/s00402-020-03586-1

Neri T, Boyer B, Batailler C, Klasan A, Lustig S, Phillippot R,  Farizon F: Dual mobility cups for total hip arthroplasty: tips and tricks. SICOT J. 2020;6:17. doi:10.1051/sicotj/2020018

Viswanath A, Malik A, Chan W, Klasan A, Walton NP. Treatment of displaced intracapsular fractures of the femoral neck with total hip arthroplasty or hemiarthroplasty. Bone Joint J. Jun 2020;102-B(6):693‐698. doi:10.1302/0301-620X.102B6.BJJ-2019-1459.R1

Putnis SE, Neri T, Klasan A, Coolican MR: The Outcome of Biphasic Calcium Phosphate Bone Substitute in a Medial Opening Wedge High Tibial Osteotomy, J Mater Sci Mater Med 2020 May 28;31(6):53. doi: 10.1007/s10856-020-06391-9.

Bäumlein M, Klasan A, Klötzer C, Bockmann B, Eschbach D, Knobe M, Bücking B, Ruchholtz S, Bliemel C: Cement Augmentation of an Angular Stable Plate Osteosynthesis for Supracondylar Femoral Fractures – Biomechanical Investigation of a New Fixation Device; BMC Musculoskelet Disord 21 (1), 226 2020 Apr 11 doi: 10.1186/s12891-020-03215-3

Leie MA, Klasan A, Oshima T, Putnis SE, Yeo WW, Luk L, Coolican M: Large Osteophyte Removal From the Posterior Femoral Condyle Significantly Improves Extension at the Time of Surgery in a Total Knee Arthroplasty J Orthop 19, 76-83 2019 Nov 18 doi: 10.1016/j.jor.2019.10.021

Oshima T, Putnis S, Grasso S, Klasan A, Parker DA: Graft Size and Orientation Within the Femoral Notch Affect Graft Healing at 1 Year After Anterior Cruciate Ligament Reconstruction; AJSM 2019 Nov 15, doi: 10.1177/0363546519885104

Putnis SE, Klasan A, Redgment JD, Daniel MS, Parker DA, Coolican MRJ: One-Stage Sequential Bilateral Total Knee Arthroplasty: An Effective Treatment for Advanced Bilateral Knee Osteoarthritis Providing High Patient Satisfaction. J Arthroplasty. 2019 Sep 23. pii: S0883-5403(19)30915-5. doi: 10.1016/j.arth.2019.09.032.

Twiggs JG, Wakelin EA, Fritsch BA, Liu DW, Solomon MI, Parker DA, Klasan A, Miles BP: Clinical and Statistical Validation of a Probabilistic Prediction Tool of Total Knee Arthroplasty Outcome. J Arthroplasty. 2019 Jun 13. doi: 10.1016/j.arth.2019.06.007

Neri T, Philippot R, Klasan A, Putnis S, Parker D, Trombert-Paviot B, Farizon F: Clinical and radiological predictors of functional outcome after isolated medial patellofemoral ligament reconstruction at mid-term follow-up; accepted for publication in AJSM 09 Jan 2019 (IF 6.057)

Malcherczyk D, Klasan A, Ebbinghaus A, Greene B, Bäumlein M, Ruchholtz S, El-Zayat BF; Factors             affecting blood loss and blood transfusion in patients with proximal humeral fractures. J                          Shoulder Elbow Surg. 2019 Apr 13. doi: 10.1016/j.jse.2019.01.018.

Neri T, Philippot R, Klasan A, Putnis S, Leie M, Boyer B, Farizon F: Dual mobility acetabular cups for total hip arthroplasty: advantages and drawbacks; Expert Rev Med Devices. 2018 Oct 22:1-11. doi: 10.1080/17434440.2018.1538781 (IF 2.094)

Schüttler KF, Götschenberg A, Klasan A, Stein T, Pehl A, Roessler PP, Figiel J, Heyse TJ, Efe T: Cell-free cartilage repair in large defects of the knee: increased failure rate 5 years after implantation of a collagen type I scaffold; Arch Orthop Trauma Surg. 2018 Aug 18. doi: 10.1007/s00402-018-3028-4 (IF 1.997)

Malcherczyk D, Hack J, Klasan A, Abdelmoula A, Heyse TJ, Greene B, El-Zayat BF: Differences in total blood loss and transfusion rate between different indications for shoulder arthroplasty; Int Orthop 2018 Aug 3. doi: 10.1007/s00264-018-4047-z (IF 2.377)

Jahjah A, Seidenspinner D, Schüttler K, Klasan A, Heyse T, Malcherczyk D, El-Zayat BF: The effect of ankle tape on joint position sense after local muscle fatigue: a randomized controlled trial; BMC Musculoskelet Disord. 2018 Jan 9;19(1):8. doi: 10.1186/s12891-017-1909-2. (IF 1.998)

BUCH BEITRÄGE:

Parker DA, Oshima T and Klasan A. Medial Meniscus Root Tear. In Knee Arthroscopy – A Case Repository. Editors Tapasvi S and Shekhar A. Jaypee Brothers Medical Publishers.