Biomechanical and physiological load carrying efficiency of two firefighter harness variations

References

• Abdelraouf, O. R. , Hamada, H. A. , Selim, A. , Shendy, W. , & Zakaria, H. (2016). Effect of backpack shoulder straps length on cervical posture and upper trapezius pressure pain threshold. Journal Physical Therapeutics Sciences , 28(9), 2437–2440. doi:10.1589/jpts.28.2437
   PubMedGoogle Scholar
• Abe, D. , Muraki, S. , & Yasukouchi, A. (2008). Ergonomic effects of load carriage on the upper and lower back on metabolic energy cost of walking. Applied Ergonomics , 39(3), 392–398. doi:10.1016/j.apergo.2007.07.001
   PubMed Web of Science ®Google Scholar
• Bakri, I. , Lee, J.-Y. , Nakao, K. , Wakabayashi, H. , & Tochihara, Y. (2012). Effects of firefighters’ self-contained breathing apparatus’ weight and its harness design on the physiological and subjective responses. Ergonomics , 55(7), 782–791. doi:10.1080/00140139.2012.663506
   PubMed Web of Science ®Google Scholar
• Barr, D. , Gregson, W. , & Reilly, T. (2010). The thermal ergonomics of firefighting reviewed. Applied Ergonomics , 41(1), 161–172. doi:10.1016/j.apergo.2009.07.001
   PubMed Web of Science ®Google Scholar
• Birrell, S. A. , & Haslam, R. A. (2010). The effect of load distribution within military load carriage systems on the kinetics of human gait. Applied Ergonomics , 41(4), 585–590. doi:10.1016/j.apergo.2009.12.004
   PubMed Web of Science ®Google Scholar
• Bobet, J. , & Norman, R. W. (1984). Effects of load placement on back muscle activity in load carriage. European Journal of Applied Physiology and Occupational Physiology , 53(1), 71–75. doi:10.1007/BF00964693
   PubMed Web of Science ®Google Scholar
• Coca, A. , Kim, J. H. , Duffy, R. , & Williams, W. J. (2011). Field evaluation of a new prototype self-contained breathing apparatus. Ergonomics , 54(12), 1197–1206. doi:10.1080/00140139.2011.622797
   PubMed Web of Science ®Google Scholar
• Coca, A. , Roberge, R. , Shepherd, A. , Powell, J. , Stull, J. , & Williams, W. (2008). Ergonomic comparison of a chem/bio prototype firefighter ensemble and a standard ensemble. European Journal Applications Phsyiology , 104(2), 351–359. doi:10.1007/s00421-007-0644-z
   PubMed Web of Science ®Google Scholar
• Coca, A. , Williams, W. J. , Roberge, R. J. , & Powell, J. B. (2010). Effects of fire fighter protective ensembles on mobility and performance. Applied Ergonomics , 41(4), 636–641. doi:10.1016/j.apergo.2010.01.001
   PubMed Web of Science ®Google Scholar
• Cohen, J. (1988). Statistical power analysis for the behavioral sciences (2nd. ed.). Hillsdale, NJ: Lawrence Earlbaum Associates.
   Google Scholar
• Dahl, K. D. , Wang, H. , Popp, J. K. , & Dickin, D. C. (2016). Load distribution and postural changes in young adults when wearing a traditional backpack versus the BackTpack. Gait & Posture , 45, 90–96. doi:10.1016/j.gaitpost.2016.01.012
   PubMed Web of Science ®Google Scholar
• Datta, S. R. , & Ramanathan, N. L. (1971). Ergonomic Comparison of seven modes of carrying loads on the horizontal plane. Ergonomics , 14(2), 269–278. doi:10.1080/00140137108931244
   PubMed Web of Science ®Google Scholar
• Demskey, J. F. , 2016. Backpack. U.S. Patent No. 9,439,501.
   Google Scholar
• Devroey, C. , Jonkers, I. , De Becker, A. , Lenaerts, G. , & Spaepen, A. (2007). Evaluation of the effect of backpack load and position during standing and walking using biomechanical, physiological and subjective measures. Ergonomics , 50(5), 728–742. doi:10.1080/00140130701194850
   PubMed Web of Science ®Google Scholar
• Dorman, L. E. , & Havenith, G. (2009). The effects of protective clothing on energy consumption during different activities. European Journal of Applied Physiology , 105(3), 463–470. doi:10.1007/s00421-008-0924-2
   PubMed Web of Science ®Google Scholar
• Dreger, R. W. , Jones, R. L. , & Petersen, S. R. (2006). Effects of the self-contained breathing apparatus and fire protective clothing on maximal oxygen uptake. Ergonomics , 49(10), 911–920. doi:10.1080/00140130600667451
   PubMed Web of Science ®Google Scholar
• Duggan, A. (1988). Energy cost of stepping in protective clothing ensembles. Ergonomics , 31(1), 3–11. doi:10.1080/00140138808966645
   PubMed Web of Science ®Google Scholar
• Fiolkowski, P. , Horodyski, M. , Bishop, M. , Williams, M. , & Stylianou, L. (2006). Changes in gait kinematics and posture with the use of a front pack. Ergonomics , 49(9), 885–894. doi:10.1080/00140130600667444
   PubMed Web of Science ®Google Scholar
• Gregorczyk, K. N. , Hasselquist, L. , Schiffman, J. M. , Bensel, C. K. , Obusek, J. P. , & Gutekunst, D. J. (2010). Effects of a lower-body exoskeleton device on metabolic cost and gait biomechanics during load carriage. Ergonomics , 53(10), 1263–1275. doi:10.1080/00140139.2010.512982
   PubMed Web of Science ®Google Scholar
• Griefahn, B. , Künemund, C. , & Bröde, P. (2003). Evaluation of performance and load in simulated rescue tasks for a novel design SCBA: Effect of weight, volumeand weight distribution. Applied Ergonomics , 34(2), 157–165. doi:10.1016/s0003-6870(02)00143-6
   PubMed Web of Science ®Google Scholar
• Harman, E. , Hoon, K. , Frykman, P. , Pandorf, C. , Han, K. H. , Frykman, P. , & Pandorf, C. , 2000. The effects of backpack weight on the biomechanics of load carriage. No. USARIEM-T00-17. Army Research Inst Of Environmental Medicine Natick Ma Military Performance Div. www.dtic.mil/get-tr-doc/pdf?AD=ADA377886
   Google Scholar
• Havenith, G. , & Heus, R. (2004). A test battery related to ergonomics of protective clothing. Applied Ergonomics , 35(1), 3–20. doi:10.1016/j.apergo.2003.11.001
   PubMed Web of Science ®Google Scholar
• Hellebrandt, F. A. , Fries, E. C. , Larsen, E. M. , & Kelso, L. E. A. (1944). The influence of the army pack on postural stability and stance mechanics. American Journal of Physiology-Legacy Content , 140(5), 645–655. doi:10.1152/ajplegacy.1944.140.5.645
   Google Scholar
• Holewijn, M. (1990). Physiological strain due to load carrying. European Journal of Applied Physiology and Occupational Physiology , 61(3–4), 237–245. doi:10.1007/BF00357606
   PubMed Web of Science ®Google Scholar
• Holmér, I. , & Gavhed, D. (2007). Classification of metabolic and respiratory demands in fire fighting activity with extreme workloads. Applications Ergonomics , 38(1), 45–52. doi:10.1016/j.apergo.2006.01.004
   PubMed Web of Science ®Google Scholar
• Hooper, A. J. , Crawford, J. O. , & Thomas, D. (2001). An evaluation of physiological demands and comfort between the use of conventional and lightweight self-contained breathing apparatus. Applications Ergonomics , 32(4), 399–406. doi:10.1016/S0003-6870(01)00007-2
   PubMed Web of Science ®Google Scholar
• Huck, J. (1991). Restriction to movement in fire-fighter protective clothing: Evaluation of alternative sleeves and liners. Applied Ergonomics , 22(2), 91–100. doi:10.1016/0003-6870(91)90307-4
   PubMed Web of Science ®Google Scholar
• Johnson, R. C. , Pelot, R. P. , Doan, J. B. , & Stevenson, J. M. , 2001. The effect of load position on biomechanical and physiological measures during a short duration March. Dalhousie Univ Halifax (Nova Scotia) www.dtic.mil/get-tr-doc/pdf?AD=ADP010990
   Google Scholar
• Lafiandra, M. , & Harman, E. (2004). The distribution of forces between the upper and lower back during load carriage. Medicine & Science in Sports & Exercise , 36(3), 460–467. doi:10.1249/01.MSS.0000117113.77904.46
   PubMed Web of Science ®Google Scholar
• Liu, B.-S. (2007). Backpack load positioning and walking surface slope effects on physiological responses in infantry soldiers. International Journal of Industrial Ergonomics , 37(9–10), 754–760. doi:10.1016/j.ergon.2007.06.001
   Web of Science ®Google Scholar
• Lloyd, R. , & Cooke, C. (2011). Biomechanical differences associated with two different load carriage systems and their relationship to economy. Human Mov , 12(1), 65–74. doi:10.2478/v10038-011-0006-x
   Google Scholar
• Lloyd, R. , & Cooke, C. B. (2000a). Kinetic changes associated with load carriage using two rucksack designs. Ergonomics , 43(9), 1331–1341. doi:10.1080/001401300421770
   PubMed Web of Science ®Google Scholar
• Lloyd, R. , & Cooke, C. B. (2000b). The oxygen consumption with unloaded walking and load carriage using two different backpack designs. European Journal of Applied Physiology , 81(6), 486–492. doi:10.1007/s004210050072
   PubMed Web of Science ®Google Scholar
• Love, R. G. , Johnstone, J. B. G. , Crawford, J. , Tesh, K. M. , Graveling, R. A. , Ritchie, P. J. , … Wetherill, G. Z. (1994). Study of the physiological effects of wearing breathing apparatus . Edinburgh, Scotland: Institute of Occupational Medicine Technical Memorandum TM/94/05.
   Google Scholar
• Mallakzadeh, M. , Javidi, M. , Azimi, S. , & Monshizadeh, H. (2016). Analyzing the potential benefits of using a backpack with non-flexible straps. Work (Reading, Mass.) , 54(1), 11–20. doi:10.3233/WOR-162293
   PubMedGoogle Scholar
• Manning, J. E. , & Griggs, T. R. (1983). Heart rates in fire fighters using light and heavy breathing equipment: Similar near-maximal exertion in response to multiple work load conditions. Journal of Occupational and Environmental Medicine , 25(3), 215–218. doi:10.1097/00043764-198303000-00016
   Web of Science ®Google Scholar
• Obusek, J. P. , Harman, E. A. , Frykman, P. N. , Palmer, C. J. , & Bills, R. K. (1997). The relationship Of backpack center of mass location to the metabolic cost of load carriage 1170. Medicine &Amp Science in Sports &Amp Exercise , 29(Supplement), 205. doi:10.1097/00005768-199705001-01168
   Google Scholar
• Park, H. , Kim, S. , Morris, K. , Moukperian, M. , Moon, Y. , & Stull, J. (2015). Effect of firefighters’ personal protective equipment on gait. Applications Ergonomics , 48, 42–48. doi:10.1016/j.apergo.2014.11.001
   PubMed Web of Science ®Google Scholar
• Reid, S. A. , Stevenson, J. M. , & Whiteside, R. A. (2004). Biomechanical assessment of lateral stiffness elements in the suspension system of a backpack. Ergonomics , 47(12), 1272–1281. doi:10.1080/00140130410001699137
   PubMed Web of Science ®Google Scholar
• Singh, T. , & Koh, M. (2009). Effects of backpack load position on spatiotemporal parameters and trunk forward lean. Gait & Posture , 29(1), 49–53. doi:10.1016/j.gaitpost.2008.06.006
   PubMed Web of Science ®Google Scholar
• Southard, S. A. , & Mirka, G. A. (2007). An evaluation of backpack harness systems in non-neutral torso postures. Applications Ergonomics , 38(5), 541–547. doi:10.1016/j.apergo.2006.08.007
   PubMed Web of Science ®Google Scholar
• Stevenson, J. M. (1995). Research and development of an advanced personal load carriage system (Phase 1), technical report PWGSC W7711-S-7225/01-XSE . Toronto: Defence Research and Development Canada.
   Google Scholar
• Stevenson, J. M. , Bryant, J. T. , Reid, S. A. , Pelot, R. P. , Morin, E. L. , & Bossi, L. L. (2004). Development and assessment of the canadian personal load carriage system using objective biomechanical measures. Ergonomics , 47(12), 1255–1271. doi:10.1080/00140130410001699128
   PubMed Web of Science ®Google Scholar
• Wood, W. , & Orloff, H. (2007). Comparison of two backpack designs using biomechanical and metabolic aspects of load carriage. Weston Wood and Heidi Orloff XXV ISBS Symposium , 2007, 517–520.
   Google Scholar