Table of Contents
ISRN Rehabilitation
Volume 2013, Article ID 169808, 8 pages
http://dx.doi.org/10.1155/2013/169808
Research Article

Horizontal and Declined Squats in Healthy Individuals: A Study of Kinematic and Muscle Patterns

1Physical Therapy Course, Federal University of Uberlândia, Benjamin Constant Street No. 1286, 38400-678 Uberlândia, MG, Brazil
2Physical Therapy Course of the University Center of Triângulo, Nicomedes Alves dos Santos Avenue No. 4545, 38411-106 Uberlândia, MG, Brazil

Received 30 October 2013; Accepted 5 December 2013

Academic Editors: K.-H. Lin and A. Ozcan Edeer

Copyright © 2013 Valdeci Carlos Dionisio et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. J. Yang, S. W. Marshall, J. M. Bowling, C. W. Runyan, F. O. Mueller, and M. A. Lewis, “Use of discretionary protective equipment and rate of lower extremity injury in high school athletes,” American Journal of Epidemiology, vol. 161, no. 6, pp. 511–519, 2005. View at Publisher · View at Google Scholar · View at Scopus
  2. Y. Okada, “Histochemical study on the atrophy of the quadriceps femoris muscle caused by knee joint injuries of rats,” Hiroshima Journal of Medical Sciences, vol. 38, no. 1, pp. 13–21, 1989. View at Google Scholar · View at Scopus
  3. R. M. Palmieri, J. A. Tom, J. E. Edwards et al., “Arthrogenic muscle response induced by an experimental knee joint effusion is mediated by pre- and post-synaptic spinal mechanisms,” Journal of Electromyography and Kinesiology, vol. 14, no. 6, pp. 631–640, 2004. View at Publisher · View at Google Scholar · View at Scopus
  4. C. M. Powers, “Rehabilitation of patellofemoral joint disorders: a critical review,” Journal of Orthopaedic and Sports Physical Therapy, vol. 28, no. 5, pp. 345–354, 1998. View at Google Scholar · View at Scopus
  5. D. A. Rice and P. J. McNair, “Quadriceps arthrogenic muscle inhibition: neural mechanisms and treatment perspectives,” Seminars in Arthritis and Rheumatism, vol. 40, no. 3, pp. 250–266, 2010. View at Publisher · View at Google Scholar · View at Scopus
  6. L. A. Steinkamp, M. F. Dillingham, M. D. Markel, J. A. Hill, and K. R. Kaufman, “Biomechanical considerations in patellofemoral joint rehabilitation,” American Journal of Sports Medicine, vol. 21, no. 3, pp. 438–444, 1993. View at Google Scholar · View at Scopus
  7. S. F. Tang, C. K. Chen, R. Hsu, S. W. Chou, W. H. Hong, and H. L. Lew, “Vastus medialis obliquus and vastus lateralis activity in open and closed kinetic chain exercises in patients with patellofemoral pain syndrome: an electromyographic study,” Archives of Physical Medicine and Rehabilitation, vol. 82, no. 10, pp. 1441–1445, 2001. View at Publisher · View at Google Scholar · View at Scopus
  8. J. Nyland, T. Brosky, D. Currier, A. Nitz, and D. Caborn, “Review of the afferent neural system of the knee and its contribution to motor learning,” Journal of Orthopaedic and Sports Physical Therapy, vol. 19, no. 1, pp. 2–11, 1994. View at Google Scholar · View at Scopus
  9. J. T. Podraza and S. C. White, “Effect of knee flexion angle on ground reaction forces, knee moments and muscle co-contraction during an impact-like deceleration landing: implications for the non-contact mechanism of ACL injury,” Knee, vol. 17, no. 4, pp. 291–295, 2010. View at Publisher · View at Google Scholar · View at Scopus
  10. E. Witvrouw, R. Lysens, J. Bellemans, K. Peers, and G. Vanderstraeten, “Open versus closed kinetic chain exercises for patellofemoral pain: a prospective, randomized study,” American Journal of Sports Medicine, vol. 28, no. 5, pp. 687–694, 2000. View at Google Scholar · View at Scopus
  11. R. F. Escamilla, “Knee biomechanics of the dynamic squat exercise,” Medicine and Science in Sports and Exercise, vol. 33, no. 1, pp. 127–141, 2001. View at Google Scholar · View at Scopus
  12. C. R. Purdam, P. Johnsson, H. Alfredson, R. Lorentzon, J. L. Cook, and K. M. Khan, “A pilot study of the eccentric decline squat in the management of painful chronic patellar tendinopathy,” British Journal of Sports Medicine, vol. 38, no. 4, pp. 395–397, 2004. View at Publisher · View at Google Scholar · View at Scopus
  13. M. A. Young, J. L. Cook, C. R. Purdam, Z. S. Kiss, and H. Alfredson, “Eccentric decline squat protocol offers superior results at 12 months compared with traditional eccentric protocol for patellar tendinopathy in volleyball players,” British Journal of Sports Medicine, vol. 39, no. 2, pp. 102–105, 2005. View at Publisher · View at Google Scholar · View at Scopus
  14. M. Kongsgaard, P. Aagaard, S. Roikjaer et al., “Decline eccentric squats increases patellar tendon loading compared to standard eccentric squats,” Clinical Biomechanics, vol. 21, no. 7, pp. 748–754, 2006. View at Publisher · View at Google Scholar · View at Scopus
  15. A. Frohm, K. Halvorsen, and A. Thorstensson, “Patellar tendon load in different types of eccentric squats,” Clinical Biomechanics, vol. 22, no. 6, pp. 704–711, 2007. View at Publisher · View at Google Scholar · View at Scopus
  16. J. Zwerver, S. W. Bredeweg, and A. L. Hof, “Biomechanical analysis of the single-leg decline squat,” British Journal of Sports Medicine, vol. 41, no. 4, pp. 264–268, 2007. View at Publisher · View at Google Scholar · View at Scopus
  17. J. Richards, D. Thewlis, J. Selfe, A. Cunningham, and C. Hayes, “A biomechanical investigation of a single-limb squat: implications for lower extremity rehabilitation exercise,” Journal of Athletic Training, vol. 43, no. 5, pp. 477–482, 2008. View at Google Scholar · View at Scopus
  18. K. Hase, M. Sako, J. Ushiba, and N. Chino, “Motor strategies for initiating downward-oriented movements during standing in adults,” Experimental Brain Research, vol. 158, no. 1, pp. 18–27, 2004. View at Publisher · View at Google Scholar · View at Scopus
  19. V. C. Dionisio, G. L. Almeida, M. Duarte, and R. P. Hirata, “Kinematic, kinetic and EMG patterns during downward squatting,” Journal of Electromyography and Kinesiology, vol. 18, no. 1, pp. 134–143, 2008. View at Publisher · View at Google Scholar · View at Scopus
  20. H. J. Hermens, B. Freriks, C. Disselhorst-Klug, and G. Rau, “Development of recommendations for SEMG sensors and sensor placement procedures,” Journal of Electromyography and Kinesiology, vol. 10, no. 5, pp. 361–374, 2000. View at Publisher · View at Google Scholar · View at Scopus
  21. V. C. Dionisio, N. Marconi, I. D. Santos, and G. L. Lmeida, “Upward squatting in individuals with and without patellofemoral pain syndrome: abiomechanical study,” Journal of Strength and Conditioning Research, vol. 25, no. 5, pp. 1437–1446, 2011. View at Publisher · View at Google Scholar · View at Scopus
  22. L. A. de Souza, M. D. B. Curtarelli, M. Mukherjee, and V. C. Dionisio, “The effect of the partially restricted sit-to-stand task on biomechanical variables in subjects with and without Parkinson's disease,” Journal of Electromyography and Kinesiology, vol. 21, no. 5, pp. 719–726, 2011. View at Publisher · View at Google Scholar · View at Scopus
  23. P. Konrad, The ABC of EMG: A Practical Introduction to Kinesiological Electromyography, Noraxon, Boston, Mass, USA, 2005.
  24. W. Mathiyakom, J. L. McNitt-Gray, P. Requejo, and K. Costa, “Modifying center of mass trajectory during sit-to-stand tasks redistributes the mechanical demand across the lower extremity joints,” Clinical Biomechanics, vol. 20, no. 1, pp. 105–111, 2005. View at Publisher · View at Google Scholar · View at Scopus
  25. F. Alves, F. Oliveira, C. Junqueira, B. Azevedo, and V. C. Dionísio, “Analysis of electromyographic patterns during standard and declined squats,” Revista Brasileira de Fisioterapia, vol. 13, no. 2, pp. 164–172, 2009. View at Google Scholar · View at Scopus
  26. R. F. Escamilla, G. S. Fleisig, N. Zheng, S. W. Barrentine, K. E. Wilk, and J. R. Andrews, “Biomechanics of the knee during closed kinetic chain and open kinetic chain exercises,” Medicine and Science in Sports and Exercise, vol. 30, no. 4, pp. 556–569, 1998. View at Publisher · View at Google Scholar · View at Scopus
  27. J. C. Ninos, J. J. Irrgang, R. Burdett, and J. R. Weiss, “Electromyographic analysis of the squat performed in self-selected lower extremity neutral rotation and 30°of lower extremity turn-out from the self-selected neutral position,” Journal of Orthopaedic and Sports Physical Therapy, vol. 25, no. 5, pp. 307–315, 1997. View at Google Scholar · View at Scopus