Please use this identifier to cite or link to this item: https://doi.org/10.21256/zhaw-1935
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dc.contributor.authorChristanell, Franz-
dc.contributor.authorHoser, Christian-
dc.contributor.authorHuber, Reinhard-
dc.contributor.authorFink, Christian-
dc.contributor.authorLuomajoki, Hannu-
dc.date.accessioned2018-04-05T11:43:05Z-
dc.date.available2018-04-05T11:43:05Z-
dc.date.issued2012-
dc.identifier.issn2052-1847de_CH
dc.identifier.urihttps://digitalcollection.zhaw.ch/handle/11475/4862-
dc.description.abstractBackground: Loss of knee extension and a deficit in quadriceps strength are frequently found following anterior cruciate ligament (ACL) reconstruction. The aim of this study was to investigate whether the addition of Eletromyographic Biofeedback (EMG BFB) therapy for the vastus medialis muscle to the in the early phase of the standard rehabilitation programme could improve the range of knee extension and strength after ACL reconstruction more than a standard rehabilitation programme. The correlation between EMG measurement and passive knee extension was also investigated. Method: Sixteen patients, all of whom underwent endoscopic ACL reconstruction using patellar tendon autograft, were randomly assigned to two groups: - Control group (8 patients): standard rehabilitation protocol; with full weight-bearing postoperative, knee brace (0° extension, 90° flexion), electrical stimulation, aquatics and proprioceptive training. - The EMG BFB group (8 patients): EMG BFB was added to the standard rehabilitation protocol within the first postoperative week and during each session for the next 6 weeks. Each patent attended a total of 16 outpatient physiotherapy sessions following surgery. High-Heel-Distance (HHD) Test, range of motion (ROM) and integrated EMG (iEMG) for vastus medialis were measured preoperatively, and at the 1, 2, 4 and 6-week follow ups. Additionally, knee function, swelling and pain were evaluated using standardized scoring scales. Results: At 6 weeks, passive knee extension (p < 0.002) and the HHD Test were significantly (p < 0.01) better in the EMG BFB group compared to controls. Integrated EMG (vastus medialis) of the EMG BFB group also showed a significant increase after 2 (p < 0.01) and 6 (p < 0.01) weeks. At the 6-week follow up, no significant (p > 0.01) differences were found between the two groups for the assessment of knee function, swelling and pain. Conclusion: The results indicate that EMG BFB therapy, in the early phase of rehabilitation after ACL reconstruction, is useful in enhancing knee extension. Improved innervation of the vastus medialis can play a key role in the development of postoperative knee extension. EMG BFB therapy is a simple, inexpensive and valuable adjunct to conventional therapeutic modalities.de_CH
dc.language.isoende_CH
dc.publisherBioMed Centralde_CH
dc.relation.ispartofBMC Sports Science, Medicine and Rehabilitationde_CH
dc.rightshttp://creativecommons.org/licenses/by/2.0/de_CH
dc.subjectAnterior cruciate ligamentde_CH
dc.subjectRehabilitationde_CH
dc.subjectBiofeedbackde_CH
dc.subjectEMGde_CH
dc.subjectKnee extensionde_CH
dc.subject.ddc615: Pharmakologie und Therapeutikde_CH
dc.subject.ddc617.5: Orthopädische Chirurgiede_CH
dc.titleThe influence of electromyographic biofeedback therapy on knee extension following anterior cruciate ligament reconstruction : a randomized controlled trialde_CH
dc.typeBeitrag in wissenschaftlicher Zeitschriftde_CH
dcterms.typeTextde_CH
zhaw.departementGesundheitde_CH
dc.identifier.doi10.21256/zhaw-1935-
dc.identifier.doi10.1186/1758-2555-4-41de_CH
zhaw.funding.euNode_CH
zhaw.issue41de_CH
zhaw.originated.zhawYesde_CH
zhaw.publication.statuspublishedVersionde_CH
zhaw.volume4de_CH
zhaw.publication.reviewPeer review (Publikation)de_CH
Appears in collections:Publikationen Gesundheit

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Christanell, F., Hoser, C., Huber, R., Fink, C., & Luomajoki, H. (2012). The influence of electromyographic biofeedback therapy on knee extension following anterior cruciate ligament reconstruction : a randomized controlled trial. BMC Sports Science, Medicine and Rehabilitation, 4(41). https://doi.org/10.21256/zhaw-1935
Christanell, F. et al. (2012) ‘The influence of electromyographic biofeedback therapy on knee extension following anterior cruciate ligament reconstruction : a randomized controlled trial’, BMC Sports Science, Medicine and Rehabilitation, 4(41). Available at: https://doi.org/10.21256/zhaw-1935.
F. Christanell, C. Hoser, R. Huber, C. Fink, and H. Luomajoki, “The influence of electromyographic biofeedback therapy on knee extension following anterior cruciate ligament reconstruction : a randomized controlled trial,” BMC Sports Science, Medicine and Rehabilitation, vol. 4, no. 41, 2012, doi: 10.21256/zhaw-1935.
CHRISTANELL, Franz, Christian HOSER, Reinhard HUBER, Christian FINK und Hannu LUOMAJOKI, 2012. The influence of electromyographic biofeedback therapy on knee extension following anterior cruciate ligament reconstruction : a randomized controlled trial. BMC Sports Science, Medicine and Rehabilitation. 2012. Bd. 4, Nr. 41. DOI 10.21256/zhaw-1935
Christanell, Franz, Christian Hoser, Reinhard Huber, Christian Fink, and Hannu Luomajoki. 2012. “The Influence of Electromyographic Biofeedback Therapy on Knee Extension Following Anterior Cruciate Ligament Reconstruction : A Randomized Controlled Trial.” BMC Sports Science, Medicine and Rehabilitation 4 (41). https://doi.org/10.21256/zhaw-1935.
Christanell, Franz, et al. “The Influence of Electromyographic Biofeedback Therapy on Knee Extension Following Anterior Cruciate Ligament Reconstruction : A Randomized Controlled Trial.” BMC Sports Science, Medicine and Rehabilitation, vol. 4, no. 41, 2012, https://doi.org/10.21256/zhaw-1935.


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