Characterization of the mechanical properties of backpacks and their influence on the energetics of walking

Journal of Biomechanics

Volumn 42, Issue 2, 2009, Pages 125-130

  Foissac, Matthieu ^a,b   Millet, Guillaume Y ^a   Geyssant, André ^a   Freychat, Philippe ^b   Belli, Alain ^a  

^a UNIVERSITÉ JEAN MONNET   (France)

^b Department of Movement Sciences   (France)

Author keywords

Backpack; Energetics; Linear model; Stiffness; Walking

Indexed keywords

BACKPACK; DAMPING COEFFICIENTS; DIFFERENT SPEEDS; ENERGETICS; FLEXIBLE LINKS; IN PHASE; LINEAR MODEL; METABOLIC COSTS; OXYGEN CONSUMPTIONS; RESONANCE EFFECTS; SIMPLE MODELS; SINGLE DEGREE OF FREEDOMS; SUSPENDED LOADS; VERTICAL ACCELERATIONS; VERTICAL MOVEMENTS; WALKING; WALKING PATTERNS;

FLEXIBLE STRUCTURES; MATHEMATICAL MODELS; OXYGEN; STIFFNESS;

MECHANICAL PROPERTIES;

ACCELERATION; ADULT; ARTICLE; BIOMECHANICS; CONTROLLED STUDY; ENERGY CONSUMPTION; ENERGY EXPENDITURE; ENERGY METABOLISM; ENERGY TRANSFER; ERGONOMICS; HUMAN; HUMAN EXPERIMENT; MALE; MECHANICAL STRESS; NORMAL HUMAN; OXYGEN CONSUMPTION; PRIORITY JOURNAL; RIGIDITY; VISCOELASTICITY; WALKING;

BIOMECHANICS; ENERGY METABOLISM; HUMANS; MALE; MODELS, BIOLOGICAL; WALKING; WEIGHT-BEARING; YOUNG ADULT;

EID: 58149293427     PISSN: 00219290     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jbiomech.2008.10.012     Document Type: Article

References (32)

1. Aminian K., Rezakhanlou K., De Andres E., Fritsch C., Leyvraz P.F., and Robert P. Temporal feature estimation during walking using miniature accelerometers: an analysis of gait improvement after hip arthroplasty. Medical and Biological Engineering and Computing 37 (1999) 686-691
2. Bastien G.J., Willems P.A., Schepens B., and Heglund N.C. Effect of load and speed on the energetic cost of human walking. European Journal of Applied Physiology 94 (2005) 76-83
3. Bobet J., and Norman R.W. Effects of load placement on back muscle activity in load carriage. European Journal of Applied Physiology and Occupational Physiology 53 (1984) 71-75
4. Cook T.M., and Neumann D.A. The effects of load placement on the EMG activity of the low back muscles during load carrying by men and women. Ergonomics 30 (1987) 1413-1423
5. Datta S.R., and Ramanathan N.L. Ergonomic comparison of seven modes of carrying loads on the horizontal plane. Ergonomics 14 (1971) 269-278
6. Den Hartog, J.P., 1985. Mechanical Vibrations, New York, p. 436.
7. Donelan J.M., Kram R., and Kuo A.D. Mechanical work for step-to-step transitions is a major determinant of the metabolic cost of human walking. The Journal of Experimental Biology 205 (2002) 3717-3727
8. Gard S.A., Miff S.C., and Kuo A.D. Comparison of kinematic and kinetic methods for computing the vertical motion of the body center of mass during walking. Human Movement Science 22 (2004) 597-610
9. Gottschall J.S., and Kram R. Energy cost and muscular activity required for propulsion during walking. Journal of Applied Physiology 94 (2003) 1766-1772
10. Grabowski A., Farley C.T., and Kram R. Independent metabolic costs of supporting body weight and accelerating body mass during walking. Journal of Applied Physiology 98 (2005) 579-583
11. Griffin T.M., Roberts T.J., and Kram R. Metabolic cost of generating muscular force in human walking: insights from load-carrying and speed experiments. Journal of Applied Physiology 95 (2003) 172-183
12. Heglund N.C., Willems P.A., Penta M., and Cavagna G.A. Energy-saving gait mechanics with head-supported loads. Nature 375 (1995) 52-54
13. Hof A.L. In vivo measurement of the series elasticity release curve of human triceps surae muscle. Journal of Biomechanics 31 (1998) 793-800
14. Holt K.G., Hamill J., and Andres R.O. Predicting the minimal energy costs of human walking. Medicine and Science in Sports and Exercise 23 (1991) 491-498
15. Kinoshita H. Effects of different loads and carrying systems on selected biomechanical parameters describing walking gait. Ergonomics 28 (1985) 1347-1362
16. Knapik J., Harman E., and Reynolds K. Load carriage using packs: a review of physiological, biomechanical and medical aspects. Applied Ergonomics 27 (1996) 207-216
17. Kram R. Carrying loads with springy poles. Journal of Applied Physiology 71 (1991) 1119-1122
18. Kuo A.D. Energetics of actively powered locomotion using the simplest walking model. Journal of Biomechanical Engineering 124 (2002) 113-120
19. Lafiandra M., and Harman E. The distribution of forces between the upper and lower back during load carriage. Medicine and Science in Sports and Exercise 36 (2004) 460-467
20. Legg S.J., and Mahanty A. Comparison of five modes of carrying a load close to the trunk. Ergonomics 28 (1985) 1653-1660
21. Legg S.J., Ramsey T., and Knowles D.J. The metabolic cost of backpack and shoulder load carriage. Ergonomics 35 (1992) 1063-1068
22. Lloyd R., and Cooke C.B. The oxygen consumption associated with unloaded walking and load carriage using two different backpack designs. European Journal of Applied Physiology 81 (2000) 486-492
23. Moe-Nilssen R., and Helbostad J.L. Estimation of gait cycle characteristics by trunk accelerometry. Journal of Biomechanics 37 (2004) 121-126
24. Neptune R.R., Kautz S.A., and Zajac F.E. Contributions of the individual ankle plantar flexors to support, forward progression and swing initiation during walking. Journal of Biomechanics 34 (2001) 1387-1398
25. Neptune R.R., Zajac F.E., and Kautz S.A. Muscle mechanical work requirements during normal walking: the energetic cost of raising the body's center-of-mass is significant. Journal of Biomechanics 37 (2004) 817-825
26. Nigg B.M., and Liu W. The effect of muscle stiffness and damping on simulated impact force peaks during running. Journal of Biomechanics 32 (1999) 849-856
27. Ortega J.D., and Farley C.T. Minimizing center of mass vertical movement increases metabolic cost in walking. Journal of Applied Physiology 99 (2005) 2099-2107
28. Pierrynowski M.R., Norman R.W., and Winter D.A. Mechanical energy analyses of the human during local carriage on a treadmill. Ergonomics 24 (1981) 1-14
29. Ren L., Jones R.K., and Howard D. Dynamic analysis of load carriage biomechanics during level walking. Journal of Biomechanics 38 (2005) 853-863
30. Rome L.C., Flynn L., and Yoo T.D. Biomechanics: rubber bands reduce the cost of carrying loads. Nature 444 (2006) 1023-1024
31. Scholander P.F. Analyzer for the accurate estimation of respiratory gases in one-half cubic centimeter samples. Journal of Biological Chemistry 167 (1947) 235-250
32. Vacheron J.J., Poumarat G., Chandezon R., and Vanneuville G. The effect of loads carried on the shoulders. Military Medicine 164 (1999) 597-599