1. The role of serum C-reactive protein in the diagnosis of periprosthetic shoulder infection

   • Doruk Akgün
   • Mats Wiethölter
   • Philipp Moroder

   Orthopaedic Surgery Open access 30 January 2021 Pages: 1715 - 1721

   

2. The subjective knee value is a valid single-item survey to assess knee function in common knee disorders

   • Fabian Plachel
   • Tobias Jung
   • Clemens Gwinner

   Orthopaedic Surgery Open access 01 February 2021 Pages: 1723 - 1730

   

3. Mid and lower thoracic kyphosis changes during adulthood: the influence of age, sex and thoracic coronal curvature

   • Julio Urrutia
   • Pablo Besa
   • Cristobal Piza

   Orthopaedic Surgery 05 February 2021 Pages: 1731 - 1737

   

4. Changes in the femoral osteotomy level coefficient and neck shaft angle during limb lengthening with an intramedullary magnetic nail

   • Roy Gigi
   • Yoram Hemo
   • Eitan Segev

   Orthopaedic Surgery 08 February 2021 Pages: 1739 - 1742

   

5. K-line in patients with cervical ossification of the posterior longitudinal ligament: relationship with change in sagittal cervical curvature and laminoplasty outcomes

   • Cheng Li
   • Guochun Zha
   • Weimin Jiang

   Orthopaedic Surgery 08 February 2021 Pages: 1743 - 1751

   

6. Outcome measures in total hip arthroplasty: have our metrics changed over 15 years?

   • Roy H. Lan
   • Jack W. Bell
   • Atul F. Kamath

   Orthopaedic Surgery 11 February 2021 Pages: 1753 - 1762

   

7. “Anterior-shift sign”: a novel MRI finding of adult hip dysplasia

   • Kazuhiko Sonoda
   • Toshihiko Hara

   Orthopaedic Surgery 12 February 2021 Pages: 1763 - 1768

   

8. Pre-operative resuscitation discussion with patients undergoing fractured neck of femur repair: a service evaluation and discussion of current standards

   • J. Heylen
   • O. Kemp
   • A. Vats

   Orthopaedic Surgery 14 February 2021 Pages: 1769 - 1773

   

9. Safety and efficacy of outpatient hip and knee arthroplasty: a systematic review with meta-analysis

   • Y. F. L. Bemelmans
   • M. H. F. Keulen
   • M. G. M. Schotanus

   Orthopaedic Surgery 15 February 2021 Pages: 1775 - 1791

   

10. Hallux anatomy: much ado about shoes—an attempt to prove that constrictive V-shaped toe-box shoes deform the hallux

    • Verónica Montiel
    • Andrés Valentí
    • Matías Alfonso

    Orthopaedic Surgery 16 February 2021 Pages: 1793 - 1800

    

11. Outcome and risk factors of failures associated with revision total hip arthroplasty for recurrent dislocation

    • Christian Klemt
    • Wenhao Chen
    • Young-Min Kwon

    Orthopaedic Surgery 18 February 2021 Pages: 1801 - 1807

    

12. LUCL reconstruction of the elbow: clinical midterm results based on the underlying pathogenesis

    • Stephanie Geyer
    • Caroline Heine
    • Sebastian Siebenlist

    Orthopaedic Surgery Open access 19 February 2021 Pages: 1809 - 1816

    

13. Perioperative blood transfusions in hip and knee arthroplasty: a retrospective assessment of combined risk factors

    • Hans-Christoph Erben
    • Florian Hess
    • Alexander Dullenkopf

    Orthopaedic Surgery 19 February 2021 Pages: 1817 - 1822

    

14. Ankle fractures involving the posterior malleolus: patient characteristics and 7-year results in 100 cases

    • Annika Pauline Neumann
    • Stefan Rammelt

    Trauma Surgery Open access 09 April 2021 Pages: 1823 - 1834

    

15. The acetabular roof reinforcement plate for the treatment of displaced acetabular fractures in the elderly: results in 59 patients

    • Dietmar Krappinger
    • Herbert Resch
    • Thomas Freude

    Trauma Surgery Open access 11 April 2021 Pages: 1835 - 1845

    

16. Substantial changes in fracture rates in German hospitals in 2018 compared with 2002: an epidemiological study

    • Philipp Hemmann
    • Maximilian Friederich
    • Daniel Körner

    Trauma Surgery 12 April 2021 Pages: 1847 - 1857

    

17. Double plating is associated with higher fixation strength than single plating in osteoporotic fractures of the scapular spine: a biomechanical study

    • J. Christoph Katthagen
    • Julia Sußiek
    • Michael J. Raschke

    Trauma Surgery Open access 12 April 2021 Pages: 1859 - 1864

    

18. CT analysis of femoral malrotation after intramedullary nailing of trochanteric fractures

    • Jakub Maléř
    • Valér Džupa
    • Jiří Skála-Rosenbaum

    Trauma Surgery 21 April 2021 Pages: 1865 - 1871

    

19. Regional anesthesia does not decrease inpatient or outpatient opioid demand in distal femur fracture surgery

    • Daniel J. Cunningham
    • Ariana R. Paniaugua
    • Mark J. Gage

    Trauma Surgery 03 May 2021 Pages: 1873 - 1883

    

20. Addressing posterior tilt displacement during surgery to lower failure risk of sub-capital Garden types 1 and 2 femoral fractures

    • Ely L. Steinberg
    • Assaf Albagli
    • Shai Factor

    Trauma Surgery 06 May 2021 Pages: 1885 - 1893

    

21. Comparison of supraclavicular nerve injuries after clavicle mid-shaft surgery via minimally invasive plate osteosynthesis versus open reduction and internal fixation

    • Sang-Hun Ko
    • Myung-Seo Kim

    Trauma Surgery 09 May 2021 Pages: 1895 - 1902

    

22. Fractures of the proximal radius in children: management and results of 100 consecutive cases

    • Markus Dietzel
    • Simon Scherer
    • Justus Lieber

    Trauma Surgery Open access 11 May 2021 Pages: 1903 - 1910

    

23. Use of intramedullary locking nail for displaced intraarticular fractures of the calcaneus: what is the evidence?

    • Alessio Bernasconi
    • Paolino Iorio
    • Matthew Welck

    Trauma Surgery 11 May 2021 Pages: 1911 - 1922

    

24. Prospective randomized comparison of bone transport versus Masquelet technique in infected gap nonunion of tibia

    • Rajesh Rohilla
    • Pankaj Kumar Sharma
    • Deepsikha Beniwal

    Trauma Surgery 13 May 2021 Pages: 1923 - 1932

    

25. Treatment of grossly dislocated supracondylar humerus fractures after failed closed reduction: a retrospective analysis of different surgical approaches

    • Paul Hagebusch
    • Daniel Anthony Koch
    • Alexander Klug

    Trauma Surgery 13 May 2021 Pages: 1933 - 1940

    

26. Lesion size and varus malalignment are the major determinants leading to poorer clinical outcomes after combined microfracture treatment for focal cartilage lesions during anterior cruciate ligament reconstruction

    • Hakan Sofu
    • Gurkan Gumussuyu
    • Yalkin Camurcu

    Arthroscopy and Sports Medicine 26 August 2021 Pages: 1941 - 1949

    

27. Long-term evaluation of pediatric ACL reconstruction: high risk of further surgery but a restrictive postoperative management was related to a lower revision rate

    • Frida Hansson
    • Eva Bengtsson Moström
    • Per-Mats Janarv

    Arthroscopy and Sports Medicine Open access 30 August 2021 Pages: 1951 - 1961

    

28. Novel press-fit technique of patellar bone plug in anterior cruciate ligament reconstruction is comparable to interference screw fixation

    • Janosch Häberli
    • Maximilian Heilgemeir
    • Stefan Eggli

    Arthroscopy and Sports Medicine 30 August 2021 Pages: 1963 - 1970

    

29. Two positioned MRI can visualize and detect the location of peripheral rim instability with snapping knee in the no-shift-type of complete discoid lateral meniscus

    • Yusuke Hashimoto
    • Kazuya Nishino
    • Hiroaki Nakamura

    Arthroscopy and Sports Medicine 06 September 2021 Pages: 1971 - 1977

    

30. Higher sensitivity with the lever sign test for diagnosis of anterior cruciate ligament rupture in the emergency department

    • Kevin Guiraud
    • Guillaume Silvestre
    • Emmanuel Thienpont

    Arthroscopy and Sports Medicine 12 September 2021 Pages: 1979 - 1983

    

31. Hip joint range of motion is restricted by pain rather than mechanical impingement in individuals with femoroacetabular impingement syndrome

    • Josefine E. Naili
    • Anders Stålman
    • Lars Weidenhielm

    Arthroscopy and Sports Medicine Open access 28 September 2021 Pages: 1985 - 1994

    

32. In vivo knee rotational stability 2 years after the ACL reconstruction using a quadriceps tendon graft with bone block and bone–patellar tendon–bone graft

    • Martin Komzák
    • Radek Hart
    • Robert Vysoký

    Arthroscopy and Sports Medicine 03 October 2021 Pages: 1995 - 1999

    

33. Estimating the adequacy of the free quadriceps tendon autograft length using anthropometric measures in anterior cruciate ligament reconstruction

    • Yavuz Yuksel
    • Ozkan Kose
    • Levent Sarikcioglu

    Arthroscopy and Sports Medicine 06 October 2021 Pages: 2001 - 2010

    

34. The novel dynamic MPFL-reconstruction technique: cheaper and better?

    • Hauke Horstmann
    • Roman Karkosch
    • Tomas Smith

    Arthroscopy and Sports Medicine Open access 11 October 2021 Pages: 2011 - 2017

    

35. Hip kinematics and kinetics in patients with femoroacetabular impingement syndrome before and 1 year after hip arthroscopic surgery. Results from the HAFAI cohort

    • S. Kierkegaard
    • I. Mechlenburg
    • H. Sørensen

    Arthroscopy and Sports Medicine 12 October 2021 Pages: 2019 - 2029

    

36. Two-stage revision for periprosthetic joint infection in unicompartmental knee arthroplasty: clinical and radiological results

    • Luca Cavagnaro
    • Francesco Chiarlone
    • Giorgio Burastero

    Knee Revision Surgery Open access 19 May 2022 Pages: 2031 - 2038

    

37. Periprosthetic fractures after medial unicompartmental knee arthroplasty: a narrative review

    • L. Thoreau
    • D. Morcillo Marfil
    • E. Thienpont

    Knee Arthroplasty 15 July 2021 Pages: 2039 - 2048

38. Correction to: Periprosthetic fractures after medial unicompartmental knee arthroplasty: a narrative review

    • L. Thoreau
    • D. Morcillo Marfil
    • E. Thienpont

    Correction 09 August 2021 Pages: 2049 - 2049

39. Unicompartmental vs. total knee replacement in patients with failed high tibial osteotomy

    • Andrea Parente
    • Claudio Legnani
    • Sergio Romagnoli

    Knee Arthroplasty 05 August 2021 Pages: 2051 - 2056

40. Comparison of postoperative knee flexion and patient satisfaction between newly and conventionally designed medial pivot total knee arthroplasty: a 5-year follow-up matched cohort study

    • Hideki Ueyama
    • Narihiro Kanemoto
    • Hiroaki Nakamura

    Knee Arthroplasty 14 August 2021 Pages: 2057 - 2064

    

41. Preoperative radiographic parameters in the case of using a narrow-version femoral implant in total knee arthroplasty

    • Jaehyun Kim
    • Seongyun Park
    • Ji Hyun Ahn

    Knee Arthroplasty 17 August 2021 Pages: 2065 - 2074

    

42. Subsidence of a metaphyseal-anchored press-fit stem after 4-year follow-up: an EBRA-FCA analysis

    • Dietmar Dammerer
    • Philipp Blum
    • Martin Thaler

    Hip Arthroplasty Open access 21 July 2021 Pages: 2075 - 2082

    

43. Bone impaction grafting and anti-protrusio cages in high-grade acetabular defects: a 22-year single centre experience

    • E. Quarto
    • A. Zanirato
    • M. Formica

    Hip Arthroplasty 23 July 2021 Pages: 2083 - 2091

    

44. Short neck-preserving femoral stem for total hip arthroplasty: medium-term results of a 68-case series

    • Marta del Río-Arteaga
    • Jesús Payo-Ollero
    • Juan Ribera

    Hip Arthroplasty 24 July 2021 Pages: 2093 - 2101

    

45. Precision of the Wilson corrective osteotomy of the first metacarpal base using specific planning and instruments for treatment of basal thumb arthritis

    • Philipp Kriechling
    • Lisa Reissner
    • Andreas Schweizer

    Handsurgery Open access 09 April 2022 Pages: 2103 - 2110

    

46. Biomechanical evaluation of interference screw fixation techniques for distal radioulnar ligament reconstruction: a cadaveric experimental study

    • Fengming Gu
    • Xiaodong Fang
    • Jingyi Mi

    Handsurgery 10 April 2022 Pages: 2111 - 2120