S Zaffagnini

Summary

Affiliation: Istituti Ortopedici Rizzoli
Country: Italy

Publications

  1. ncbi request reprint Does ACL reconstruction restore knee stability in combined lesions?: An in vivo study
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Bologna, Italy
    Clin Orthop Relat Res 454:95-9. 2007
  2. doi request reprint The influence of medial patellofemoral ligament on patellofemoral joint kinematics and patellar stability
    Stefano Zaffagnini
    Laboratorio di Biomeccanica ed Innovazione Tecnologica, Istituto Ortopedico Rizzoli, Via di Barbiano, 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 21:2164-71. 2013
  3. doi request reprint Anatomic double-bundle anterior cruciate ligament reconstruction leaving hamstrings tibial insertion intact: technical note
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Via di Barbiano, 1 10, 40100 Bologna, Italy
    Musculoskelet Surg 97:39-43. 2013
  4. doi request reprint The Videoinsight® method: improving rehabilitation following anterior cruciate ligament reconstruction--a preliminary study
    Stefano Zaffagnini
    2nd Orthopaedic and Traumatology Clinic, Istituto Ortopedico Rizzoli, University of Bologna, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 21:851-8. 2013
  5. doi request reprint Innovative technology for knee laxity evaluation: clinical applicability and reliability of inertial sensors for quantitative analysis of the pivot-shift test
    Stefano Zaffagnini
    Laboratorio di Biomeccanica e Innovazione Tecnologica, Istituto Ortopedico Rizzoli, Bologna, Italy
    Clin Sports Med 32:61-70. 2013
  6. doi request reprint Long-term outcomes after repair of recurrent post-traumatic anterior shoulder instability: comparison of arthroscopic transglenoid suture and open Bankart reconstruction
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Via di Barbiano, 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 20:816-21. 2012
  7. doi request reprint Can the pivot-shift be eliminated by anatomic double-bundle anterior cruciate ligament reconstruction?
    Stefano Zaffagnini
    3rd Orthopaedic and Traumatology Clinic and Biomechanics Laboratory, Codivilla Putti Research Center, Istituto Ortopedico Rizzoli University of Bologna, Via di Barbiano, 1 10, 40100 Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 20:743-51. 2012
  8. doi request reprint Histological and ultrastructural evaluation of Leeds-Keio ligament 20 years after implant: a case report
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Via di Barbiano, 1 10, 40100, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 16:1026-9. 2008
  9. ncbi request reprint [Arthroscopic cartilage transplantation]
    S Zaffagnini
    L Institut d Orthopédie Rizzoli, Laboratoire de Biomecanique, Bologne, Italy
    Rev Chir Orthop Reparatrice Appar Mot 92:4S13-7. 2006
  10. ncbi request reprint Neoligamentization process of BTPB used for ACL graft: histological evaluation from 6 months to 10 years
    S Zaffagnini
    Istituti Ortopedici Rizzoli, Bologna, Italy
    Knee 14:87-93. 2007

Detail Information

Publications70

  1. ncbi request reprint Does ACL reconstruction restore knee stability in combined lesions?: An in vivo study
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Bologna, Italy
    Clin Orthop Relat Res 454:95-9. 2007
    ..This finding suggests residual laxities remain when ACL reconstruction is performed in patients with combined ACL+MCL lesion, and raises the question of addressing the MCL ligament when Grade II laxity is found...
  2. doi request reprint The influence of medial patellofemoral ligament on patellofemoral joint kinematics and patellar stability
    Stefano Zaffagnini
    Laboratorio di Biomeccanica ed Innovazione Tecnologica, Istituto Ortopedico Rizzoli, Via di Barbiano, 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 21:2164-71. 2013
    ..The main goal of this in vitro study was to analyse the influence of the MPFL on the kinematics of the patellofemoral joint and patellar stability...
  3. doi request reprint Anatomic double-bundle anterior cruciate ligament reconstruction leaving hamstrings tibial insertion intact: technical note
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Via di Barbiano, 1 10, 40100 Bologna, Italy
    Musculoskelet Surg 97:39-43. 2013
    ..The preservation of tendons tibial insertion could improve the neoligamentization process, acting as a tenodesis...
  4. doi request reprint The Videoinsight® method: improving rehabilitation following anterior cruciate ligament reconstruction--a preliminary study
    Stefano Zaffagnini
    2nd Orthopaedic and Traumatology Clinic, Istituto Ortopedico Rizzoli, University of Bologna, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 21:851-8. 2013
    ....
  5. doi request reprint Innovative technology for knee laxity evaluation: clinical applicability and reliability of inertial sensors for quantitative analysis of the pivot-shift test
    Stefano Zaffagnini
    Laboratorio di Biomeccanica e Innovazione Tecnologica, Istituto Ortopedico Rizzoli, Bologna, Italy
    Clin Sports Med 32:61-70. 2013
    ..Several studies have been conducted in this regard but the proposed methods remain confined to a research area. The goal of this article is to summarize the actual knowledge and current concepts...
  6. doi request reprint Long-term outcomes after repair of recurrent post-traumatic anterior shoulder instability: comparison of arthroscopic transglenoid suture and open Bankart reconstruction
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Via di Barbiano, 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 20:816-21. 2012
    ..The hypothesis was that the open surgery group would show higher degenerative changes than to the modified Caspari technique group after a follow-up from 10 to 17 years...
  7. doi request reprint Can the pivot-shift be eliminated by anatomic double-bundle anterior cruciate ligament reconstruction?
    Stefano Zaffagnini
    3rd Orthopaedic and Traumatology Clinic and Biomechanics Laboratory, Codivilla Putti Research Center, Istituto Ortopedico Rizzoli University of Bologna, Via di Barbiano, 1 10, 40100 Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 20:743-51. 2012
    ..To assess the ability of anatomic double-bundle anterior cruciate ligament reconstruction in eliminating the pivot-shift phenomenon when identified by a quantitative measuring system (computer navigation or magnetic resonance imaging)...
  8. doi request reprint Histological and ultrastructural evaluation of Leeds-Keio ligament 20 years after implant: a case report
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Via di Barbiano, 1 10, 40100, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 16:1026-9. 2008
    ....
  9. ncbi request reprint [Arthroscopic cartilage transplantation]
    S Zaffagnini
    L Institut d Orthopédie Rizzoli, Laboratoire de Biomecanique, Bologne, Italy
    Rev Chir Orthop Reparatrice Appar Mot 92:4S13-7. 2006
  10. ncbi request reprint Neoligamentization process of BTPB used for ACL graft: histological evaluation from 6 months to 10 years
    S Zaffagnini
    Istituti Ortopedici Rizzoli, Bologna, Italy
    Knee 14:87-93. 2007
    ..However, from an architectural point of view the graft was slowly transformed into a structure similar to ACL with respect to the different mechanical stresses the ligament has to sustain...
  11. ncbi request reprint Arthroscopic collagen meniscus implant results at 6 to 8 years follow up
    Stefano Zaffagnini
    Biomechanics Department, Rizzoli Orthopaedic Institute, Via di Barbiano, 1 10, 40136 Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 15:175-83. 2007
    ..Although the aspect of the implant was mostly abnormal, the implant may have helped reduce the deterioration of the knee joint at final observation time...
  12. ncbi request reprint Prospective and randomized evaluation of ACL reconstruction with three techniques: a clinical and radiographic evaluation at 5 years follow-up
    Stefano Zaffagnini
    Biomechanics Department, Rizzoli Orthopaedic Institute, Via di Barbiano, 1 10, 40136 Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 14:1060-9. 2006
    ..Patients in the latter group were also able to return to sports sooner than those in the bone-patellar tendon graft group and the four-strand hamstring group...
  13. pmc Double-bundle ACL reconstruction: influence of femoral tunnel orientation in knee laxity analysed with a navigation system - an in-vitro biomechanical study
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Bologna, Italy
    BMC Musculoskelet Disord 9:25. 2008
    ..This paper reports an in-vitro study for evaluating the influence of the femoral tunnel orientation in anterior cruciate ligament (ACL) double-bundle reconstructions...
  14. doi request reprint Arthroscopic lateral collagen meniscus implant in a professional soccer player
    Stefano Zaffagnini
    3rd Orthopaedic and Traumatology Clinic and Biomechanics Laboratory, Codivilla Putti Research Center, Istituto Ortopedico Rizzoli University of Bologna, Via di Barbiano, 1 10, 40100, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 19:1740-3. 2011
    ..This is the first case of an arthroscopic lateral collagen meniscal scaffold implanted in a high-level soccer player described in literature...
  15. doi request reprint Electron microscopy of the remodelling process in hamstring tendon used as ACL graft
    Stefano Zaffagnini
    Istituto Ortopedico Rizzoli, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 18:1052-8. 2010
    ..In conclusion, the hamstring tendon used as ACL graft undergoes a transformation process but does not match the ultrastructure pattern of a normal ACL up to 10 years...
  16. ncbi request reprint Results of the original Putti-Platt procedure for shoulder instability: review of Putti's scholar experience
    S Zaffagnini
    Rizzoli Orthopaedic Institute, Biomechanics Laboratory, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 8:314-9. 2000
    ..In conclusion, after a long follow-up period, the Putti-Platt technique has shown highly satisfactory results, with an incidence of loss of motion and joint degeneration changes similar to other procedures...
  17. ncbi request reprint A new hinged dynamic distractor, for immediate mobilization after knee dislocations: Technical note
    Stefano Zaffagnini
    IX Division Department of Biomechanics, Rizzoli Orthopaedics Institute, Bologna, Italy
    Arch Orthop Trauma Surg 128:1233-7. 2008
    ..This approach permits an immediate postoperative mobilization of the joint, with the possibility to perform a delayed ACL reconstruction and eventually reducing the complication rate related to multiple ligament surgery...
  18. ncbi request reprint Vascularity and neuroreceptors of the pes anserinus: anatomic study
    S Zaffagnini
    Laboratorio di Biomeccanica, Instituti Ortopedici Rizzolo, Bologna, Italy
    Clin Anat 16:19-24. 2003
    ..37-137.05 microm(2). This study demonstrates that the PA insertion is well vascularized and richly innervated and that these morphological features continue along the length of the tendons...
  19. doi request reprint Single-bundle patellar tendon versus non-anatomical double-bundle hamstrings ACL reconstruction: a prospective randomized study at 8-year minimum follow-up
    Stefano Zaffagnini
    3rd Orthopaedic and Traumatology Clinic, Rizzoli Orthopaedic Institute, Bologna University, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 19:390-7. 2011
    ....
  20. doi request reprint Prospective long-term outcomes of the medial collagen meniscus implant versus partial medial meniscectomy: a minimum 10-year follow-up study
    Stefano Zaffagnini
    Sports Traumatology Department and Biomechanics Laboratory, Istituto Ortopedico Rizzoli, Bologna, Italy
    Am J Sports Med 39:977-85. 2011
    ..Loss of meniscal tissue can be responsible for increased pain and decreased function...
  21. ncbi request reprint Determination of an optimal kinematic protocol for computer-assisted evaluation of anterior cruciate ligament deficiency
    S Martelli
    Ministry of Healthcare, Istituti Ortopedici Rizzoli, Bologna, Italy
    Ann Biomed Eng 29:1112-21. 2001
    ..Comput. Methods Programs Biomed. 62:77-86, 2000)...
  22. doi request reprint ST/G ACL reconstruction: double strand plus extra-articular sling vs double bundle, randomized study at 3-year follow-up
    S Zaffagnini
    Rizzoli Orthopaedic Institute, Biomechanics Laboratory, Bologna, Italy
    Scand J Med Sci Sports 18:573-81. 2008
    ....
  23. doi request reprint Does chronic medial collateral ligament laxity influence the outcome of anterior cruciate ligament reconstruction?: a prospective evaluation with a minimum three-year follow-up
    S Zaffagnini
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Via di Barbiano, 1 10, 40136 Bologna, Italy
    J Bone Joint Surg Br 93:1060-4. 2011
    ....
  24. doi request reprint Do pre-operative knee laxity values influence post-operative ones after anterior cruciate ligament reconstruction?
    C Signorelli
    Laboratorio di Biomeccanica e Innovazione Tecnologica, Istituto Ortopedico Rizzoli, Bologna, Italy
    Scand J Med Sci Sports 23:e219-24. 2013
    ..Following this hypothesis, our study remarks on the importance of combined lesions to secondary restraints and the importance of fully understanding the residual laxity to optimize the surgical technique. ..
  25. ncbi request reprint Treatment of chronic patellar dislocation with a modified Elmslie-Trillat procedure
    M Marcacci
    Biomechanics Laboratory, Rizzoli Orthopaedic Institute, University of Bologna, Via Di Barbiano 1 10, 40136 Bologna, Italy
    Arch Orthop Trauma Surg 124:250-7. 2004
    ..This paper describes a modification of the Elmslie-Trillat procedure that is usually performed in severe cases of habitual or recurrent patellar instability...
  26. ncbi request reprint New intraoperative protocol for kinematic evaluation of ACL reconstruction: preliminary results
    S Zaffagnini
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Via Di Barbiano 1 10, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 14:811-6. 2006
    ....
  27. ncbi request reprint Validation of a new protocol for computer-assisted evaluation of kinematics of double-bundle ACL reconstruction
    S Martelli
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, 40136 Bologna, Italy
    Clin Biomech (Bristol, Avon) 21:279-87. 2006
    ..This paper describes a new protocol for an accurate and extensive computer-assisted evaluation of single- and double-bundle reconstructions of ACL...
  28. doi request reprint Anatomic double-bundle and over-the-top single-bundle with additional extra-articular tenodesis: an in vivo quantitative assessment of knee laxity in two different ACL reconstructions
    S Zaffagnini
    Laboratorio di Biomeccanica e Innovazione Tecnologica, Istituto Ortopedico Rizzoli, Via Di Barbiano 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 20:153-9. 2012
    ....
  29. ncbi request reprint KIN-Nav navigation system for kinematic assessment in anterior cruciate ligament reconstruction: features, use, and perspectives
    S Martelli
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Via Di Barbiano 1 10, Bologna, 40136, Italy
    Proc Inst Mech Eng H 221:725-37. 2007
    ..This analysis is the first assessment of the potential of navigation systems for evaluating knee kinematics...
  30. ncbi request reprint New cell-based technologies in bone and cartilage tissue engineering. II. Cartilage regeneration
    M Marcacci
    Istituti Ortopedici Rizzoli, Bologna
    Chir Organi Mov 88:42-7. 2003
    ..The technique reduces morbidity of classic autologous implant avoiding open surgery and periosteal flap use. With this technique is possible to reduce the patient morbidity, time and cost of surgery...
  31. doi request reprint Computer-assisted anterior cruciate ligament reconstruction: an evidence-based approach of the first 15 years
    Stefano Zaffagnini
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Bologna, Italy
    Arthroscopy 26:546-54. 2010
    ..Its application remains limited mostly to research purposes because of the invasiveness of the system and the absence of improved clinical results at follow-up...
  32. ncbi request reprint pO2 measurement in an experimental model of patellar tendon autograft pro-anterior cruciate ligament
    M Rocca
    Medical School, University of Bologna, Department of Experimental Surgery, Italy
    Int J Artif Organs 21:174-8. 1998
    ..The monitoring system might be considered as an experimental tool for indirect controls of the anterior cruciate substitutes...
  33. ncbi request reprint Arthroscopic autologous chondrocyte transplantation: technical note
    M Marcacci
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Via Di Barbiano 1 10, 40136 Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 10:154-9. 2002
    ..The procedure includes the advantages of arthroscopic osteochondral grafting without donor site morbidity. With this technique is possible to reduce the patient morbidity, time and cost of surgery...
  34. ncbi request reprint Intraoperative kinematic protocol for knee joint evaluation
    S Martelli
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Via Di Barbiano 1 10, 40136, Bologna, Italy
    Comput Methods Programs Biomed 62:77-86. 2000
    ..Biomech. Eng. 105 (1983) 136-144]. We describe the protocol, report the evaluation of its numerical features and provide a comparison with Grood and Suntay method on ten porcine knees...
  35. doi request reprint Unicompartmental osteoarthritis: an integrated biomechanical and biological approach as alternative to metal resurfacing
    M Marcacci
    II Orthopaedic Clinic and Biomechanics Laboratory, Rizzoli Orthopaedic Institute, Via di Barbiano n 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 21:2509-17. 2013
    ....
  36. doi request reprint Osteochondral scaffold reconstruction for complex knee lesions: a comparative evaluation
    G Filardo
    Nano Biotechnology Laboratory, II Orthopaedic Clinic, Rizzoli Orthopaedic Institute, Via Di Barbiano 1 10, 40136 Bologna, Italy
    Knee 20:570-6. 2013
    ..The secondary aim is to compare the results obtained with those found when a chondral scaffold was applied...
  37. ncbi request reprint Computer investigation of ACL orientation during passive range of motion
    S Zaffagnini
    Rizzoli Orthopaedic Institute, Biomechanics Lab, Via Di Barbiano 1 10, Bologna 40136, Italy
    Comput Biol Med 34:153-63. 2004
    ..This quantitative and qualitative information not only increases the anatomical knowledge of the ACL, but could also be important in developing or improving the surgical strategy for ACL reconstruction...
  38. ncbi request reprint Comparison of three kinematic analyses of the knee: determination of intrinsic features and applicability to intraoperative procedures
    S Martelli
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, V A Di Barbiano1 10, 40136 Bologna, Italy
    Comput Methods Biomech Biomed Engin 5:175-85. 2002
    ..e. laxity measurements and passive range of motion. The Functional method gives the optimal compromise among accuracy, clinical interpretability and ease of use for intraoperative kinematic evaluations...
  39. ncbi request reprint Intra- and extra-articular anterior cruciate ligament reconstruction utilizing autogeneous semitendinosus and gracilis tendons: 5-year clinical results
    Maurilio Marcacci
    Biomechanics Laboratory, Rizzoli Orthopedic Institute, v di barbiano 1 10, 40136 Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 11:2-8. 2003
    ..Men had significantly better results then women. This technique demonstrated a high reliability, low morbidity, low functional deficit and fast recovery using hamstring grafts...
  40. doi request reprint Novel nanostructured scaffold for osteochondral regeneration: pilot study in horses
    E Kon
    Rizzoli Orthopaedic Instituite, Bologna, Italy
    J Tissue Eng Regen Med 4:300-8. 2010
    ..The results of the present pilot study showed that this novel osteochondral and chondral scaffold may act as a suitable matrix to facilitate orderly regeneration of bone and hyaline-like cartilage...
  41. doi request reprint Knee functional flexion axis in osteoarthritic patients: comparison in vivo with transepicondylar axis using a navigation system
    F Colle
    Laboratorio di Biomeccanica e Innovazione Tecnologica, Istituto Ortopedico Rizzoli, Via Di Barbiano 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 20:552-8. 2012
    ..The purpose of this study is to understand whether arthritis affects somehow the FFA evaluation and to assess whether the FFA could be considered a usable reference for implant positioning for osteoarthritic knees...
  42. ncbi request reprint Fiber-based anterior cruciate ligament model for biomechanical simulations
    S Martelli
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Bologna, Italy
    J Orthop Res 16:379-85. 1998
    ..The model explains actions of the ligament fibers, as reported in the literature, better than classic models based on linear fibers and consistent with the mechanical properties of the anterior cruciate ligament...
  43. ncbi request reprint New cell-based technologies in bone and cartilage tissue engineering. I. Bone reconstruction
    M Marcacci
    Istituti Ortopedici Rizzoli, Bologna
    Chir Organi Mov 88:33-42. 2003
    ..The validity of this model has been shown for the repair of critical size bone defects in large size animal models. We used this cell-based therapeutic approach to treat 3 patients with large bone defects, achieving bone reconstruction...
  44. ncbi request reprint Return to official Italian First Division soccer games within 90 days after anterior cruciate ligament reconstruction: a case report
    Giulio S Roi
    Isokinetic Education and Research Department, Bologna, Italy
    J Orthop Sports Phys Ther 35:52-61; discussion 61-6. 2005
    ..Case report...
  45. doi request reprint Anterior cruciate ligament reconstruction associated with extra-articular tenodesis: A prospective clinical and radiographic evaluation with 10- to 13-year follow-up
    Maurilio Marcacci
    Rizzoli Orthopaedic Institute, Bologna, Italy
    Am J Sports Med 37:707-14. 2009
    ....
  46. ncbi request reprint Anatomic double-bundle anterior cruciate ligament reconstruction with hamstrings
    Maurilio Marcacci
    Rizzoli Orthopaedic Institute, Bologna, Italy
    Arthroscopy 19:540-6. 2003
    ..This technique attempts to reproduce the kinematic effect of both anteromedial and posterolateral bundle of the ACL with a 4-bundle reconstruction with a better performance from the anatomic and functional point of view...
  47. doi request reprint Conservative treatment of spontaneous osteonecrosis of the knee in the early stage: pulsed electromagnetic fields therapy
    G M Marcheggiani Muccioli
    Isituto Ortopedico Rizzoli, University of Bologna, III Orthopaedic and Traumatologic Clinic and Biomechanics Laboratory Via di Barbiano, 1 10, 40136 Bologna BO, Italy
    Eur J Radiol 82:530-7. 2013
    ..Hypothesis: pulsed electromagnetic fields treatment might improve symptoms in the early stage of spontaneous osteonecrosis of the knee...
  48. ncbi request reprint Recurrence of varus/valgus deformity after TKR at 3 years' follow-up
    Alessandro Russo
    Biomechanics Laboratory, Rizzoli Orthopaedic Institute, Italy
    Knee 15:20-5. 2008
    ..After total knee arthroplasty coronal axial variation is a common finding and it depends on the overall limb muscles and ligaments adaptation to prosthetic constraints...
  49. ncbi request reprint Arthroscopic autologous osteochondral grafting for cartilage defects of the knee: prospective study results at a minimum 7-year follow-up
    Maurilio Marcacci
    Rizzoli Orthopedic Institute, Bologna, Italy
    Am J Sports Med 35:2014-21. 2007
    ..Various approaches have been proposed to treat these lesions; nevertheless, opinions on indications and clinical efficacy of these techniques are still controversial...
  50. ncbi request reprint Description and validation of a navigation system for intra-operative evaluation of knee laxity
    Sandra Martelli
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Bologna, Italy
    Comput Aided Surg 12:181-8. 2007
    ....
  51. ncbi request reprint Arthroscopic second generation autologous chondrocyte implantation
    Maurilio Marcacci
    Department of Orthopedic and Sports Trauma, Biomechanics Laboratory, Rizzoli Orthopaedic Institute, Via di Barbiano, 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 15:610-9. 2007
    ..This matrix autologous chondrocyte transplantation procedure simplifies the surgical procedure and can be performed arthroscopically, thus reducing surgical morbidity and recovery time...
  52. ncbi request reprint Computer analysis of PCL fibres during range of motion
    Stefano Zaffagnini
    Centro di Ricerca Codivilla Putti, Laboratorio di Biomeccanica, Istituti Ortopedici, Rizzoli, Via Di Barbiano 1 10, 40139 Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 12:420-8. 2004
    ..PCL bundles showed similar orientation with respect to the femur and varied 14 degrees average during flexion. The study also measured 84 degrees twisting of PCL bundles during passive range of motion...
  53. ncbi request reprint Validation of a new protocol for navigated intraoperative assessment of knee kinematics
    Sandra Martelli
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Via di Barbiano, 1 10, Bologna BO 40136, Italy
    Comput Biol Med 37:872-8. 2007
    ..This study describes a novel method for accurate evaluations of knee kinematics during arthroscopic reconstructions of anterior cruciate ligament (ACL)...
  54. doi request reprint Evaluation of formal methods in hip joint center assessment: an in vitro analysis
    Nicola Lopomo
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Bologna, Italy
    Clin Biomech (Bristol, Avon) 25:206-12. 2010
    ..Actually in Computer Aided Surgery functional non-invasive procedures have been tested in identifying this landmark, but an anatomical validation is scarcely discussed...
  55. doi request reprint Does a lateral plasty control coupled translation during antero-posterior stress in single-bundle ACL reconstruction? An in vivo study
    Simone Bignozzi
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Via Di Barbiano 1 10, Bologna 40136, Italy
    Knee Surg Sports Traumatol Arthrosc 17:65-70. 2009
    ....
  56. doi request reprint Arthroscopic second-generation autologous chondrocyte implantation compared with microfracture for chondral lesions of the knee: prospective nonrandomized study at 5 years
    Elizaveta Kon
    Department of Orthopaedic and Sports Trauma, Rizzoli Orthopaedic Institute, Bologna, Italy
    Am J Sports Med 37:33-41. 2009
    ..Various approaches have been proposed to treat articular cartilage lesions, which are plagued by inherent limited healing potential...
  57. doi request reprint Intraoperative evaluation of total knee replacement: kinematic assessment with a navigation system
    Daniela Casino
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Via di Barbiano, 1 10, 40136 Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 17:369-73. 2009
    ..This study showed that the protocol proposed might be useful to adjust knee stability at time zero and that knee kinematic outcome during total knee replacement can be monitored by a navigation system...
  58. ncbi request reprint Revisiting open capsuloplasty for the treatment of anterior shoulder instability: 35-year follow-up of the Du Toit procedure
    Stefano Zaffagnini
    Department of Orthopaedic and Sport Traumatology, Rizzoli Orthopaedic Institute, Biomechanics Laboratory, V Di Barbiano, 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 15:1055-61. 2007
    ....
  59. doi request reprint Reliability of a navigation system for intra-operative evaluation of antero-posterior knee joint laxity
    Nicola Lopomo
    Istituto Ortopedico Rizzoli, Laboratorio di Biomeccanica, Via di Barbiano, 1 10, Bologna BO 40136, Italy
    Comput Biol Med 39:280-5. 2009
    ..The purpose of this study was to investigate about the reliability of measuring antero-posterior laxity within-subjects for in-vivo studies using a navigation system...
  60. doi request reprint Knee stability before and after total and unicondylar knee replacement: in vivo kinematic evaluation utilizing navigation
    Daniela Casino
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Bologna, Italy
    J Orthop Res 27:202-7. 2009
    ..These results demonstrated that proposed intraoperative kinematics evaluations by a navigation system provided new information on the functional outcome of the reconstruction useful to restore knee kinematics during surgery...
  61. doi request reprint Relationship between coracoacromial arch and rotator cuff analysed by a computer-assisted method
    Daniela Casino
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Bologna, Italy
    Int J Med Robot 4:174-9. 2008
    ..In this paper we describe and assess the feasibility of a computer-assisted method which could be useful to investigate the mechanism of subacromial impingment of the shoulder...
  62. doi request reprint Minimally invasive unicompartmental knee replacement: retrospective clinical and radiographic evaluation of 83 patients
    Danilo Bruni
    Division of Orthopaedics and Traumatologic Surgery, Rizzoli Orthopaedic Institute, Via Pupilli 1, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 18:710-7. 2010
    ..Overcorrection of varus malalignment with a UKR may produce both rapid degeneration of the lateral tibio-femoral compartment and the early failure of the replaced compartment...
  63. doi request reprint Pivot-shift test: analysis and quantification of knee laxity parameters using a navigation system
    Nicola Lopomo
    Laboratorio di Biomeccanica, Istituto Ortopedico Rizzoli, Bologna, Italy
    J Orthop Res 28:164-9. 2010
    ..Our analysis is helpful for characterizing patient-specific laxity and surgical performance, thus highlighting the clinical relevance of the PS test...
  64. doi request reprint Clinical relevance of static and dynamic tests after anatomical double-bundle ACL reconstruction
    Simone Bignozzi
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Via Di Barbiano 1 10, 40136, Bologna, Italy
    Knee Surg Sports Traumatol Arthrosc 18:37-42. 2010
    ..01). The dynamic evaluation of pivot shift is able to better describe knee laxity, in particular rotational laxities and has no correlation with static laxity...
  65. ncbi request reprint Multiple osteochondral arthroscopic grafting (mosaicplasty) for cartilage defects of the knee: prospective study results at 2-year follow-up
    Maurilio Marcacci
    Istituti Ortopedici Rizzoli, Bologna, Italy
    Arthroscopy 21:462-70. 2005
    ..To prospectively evaluate the mosaicplasty technique for treatment of femoral condyle cartilage lesions (Outerbridge grade IV) less than 2.5 cm2 in homogeneous group of young active patients...
  66. ncbi request reprint Computerized protocol for anatomical and functional studies of joints
    Sandra Martelli
    Istituti Ortopedici Rizzoli, Laboratorio de Biomeccanica, Italian Ministry of Healthcare, Bologna, Italy
    Methods Mol Med 101:319-38. 2004
    ..The original data acquisition protocol and computer elaboration software are described in detail, and a final subheading describes briefly previous studies and future developments...
  67. ncbi request reprint Trend of the carrying angle during flexion-extension of the elbow joint: a pilot study
    Maria L Zampagni
    Biomechanics Laboratory, Rizzoli Orthopaedic Institute, Bologna, Italy
    Orthopedics 31:76. 2008
    ..The reliability between repeated measures was high and adopting a linear fit the accuracy was >94%...
  68. ncbi request reprint Estimating the elbow carrying angle with an electrogoniometer: acquisition of data and reliability of measurements
    Maria L Zampagni
    Laboratorio di Biomeccanica, Istituti Ortopedici Rizzoli, Bologna, Italy
    Orthopedics 31:370. 2008
    ..85).The major advantage of this technique is the possibility of being adapted to commercial digitizers and being used in new computer technologies for better qualifying anatomic and functional features of the elbow joint...
  69. ncbi request reprint A peek into the possible future of management of articular cartilage injuries: gene therapy and scaffolds for cartilage repair
    Hubert T Kim
    Department of Orthopaedic Surgery, University of California, San Francisco, CA 94143 0728, USA
    J Orthop Sports Phys Ther 36:765-73. 2006
    ..The resulting "neo-cartilage implant" matures within the bioreactor, and can then be used to fill cartilage defects...
  70. ncbi request reprint The use of scaffolds in the management of articular cartilage injury
    Marc R Safran
    Department of Orthopaedic Surgery, Stanford University Medical Center, Stanford, CA 94305 5341, USA
    J Am Acad Orthop Surg 16:306-11. 2008
    ..Clinical results are encouraging. Future directions in scaffold-based cartilage repair include bioactive and spatially oriented scaffolds...