Effect of foot movement and an elastic lumbar back support on spinal loading during free-dynamic symmetric and asymmetric lifting exertions

WS Marras, MJ Jorgensen, KG Davis - Ergonomics, 2000 - Taylor & Francis
… were stationary on a force plate and were not allowed to move, whereas … move and step
during the lifting exertions. Thus, allowing an individual to move their feet during a lifting exertion

Effect of lifting belts, foot movement, and lift asymmetry on trunk motions

SA Lavender, JS Thomas, D Chang… - Human …, 1995 - journals.sagepub.com
… The objective of this study was to determine if lifting belts provide a means for controlling …
as experienced lifters to participate in two lifting sessions. A lifting belt was worn in one session …

Load acceleration and footstep strategies in asymmetrical lifting and lowering

A Delise, M Gagnon, P Desjardins - International Journal of …, 1996 - Taylor & Francis
… of a lifting task and a lowering task, using a minimal feet … L5/S1 maximal resultant moments
for lifting but increased them for … it fall without any sudden exertion. Deposit was performed flat …

Foot positioning instruction, initial vertical load position and lifting technique: effects on low back loading

I Kingma, T Bosch, L Bruins, JH Van Dieën - Ergonomics, 2004 - Taylor & Francis
… of initial load height and foot placement instruction in four lifting techniques: free, … lifting
movements, using 10.5 kg boxes without handles. When lifting from a 0.05 m height with the feet

Strength and perceived exertion in isometric and dynamic lifting with three different hand locations

S Ando, Y Ono, M Shimaoka, S Hiruta… - … of Occupational Health, 2000 - jstage.jst.go.jp
… capacity of workers and workloads on their feet's'. We believe that subjects … lifting, if the
horizontal distance between one foot and the box is very short and subjects can easily use a foot

The strength of the lifting action in man

RJ Whitney - Ergonomics, 1958 - Taylor & Francis
… that the effective foot pivot during the exertion of a lifting force lies between 16 and 25 em in
front ofthe experimental foot placement. This would bring the effective foot pivot very near to, …

Force exertion

CM Haslegrave - Working Postures and Movements, 2004 - api.taylorfrancis.com
… advice to move or pivot on their feet rather than twist their body. A similar type of response
is seen in the change in lifting technique over a workshift as workers tend to use a back …

Variation in spinal load and trunk dynamics during repeated lifting exertions

KP Granata, WS Marras, KG Davis - Clinical Biomechanics, 1999 - Elsevier
… , subjects were required to remain standing on a force plate with their feet in a fixed position.
This measurement constraint may have influenced the variability of spinal loads, reducing …

The effect of a repetitive, fatiguing lifting task on horizontal ground reaction forces

Y Shu, J Drum, S Southard… - Journal of applied …, 2005 - journals.humankinetics.com
… study with the focused fatiguing exertions—but also the extremities. This … to the lateral forces
at the feet, so not only will there be a … feet will increase, thereby increasing the risk of the feet

… of Different Foot Positions During Body-lifting in Wheelchair on Shoulder Muscle Activities, Peak Plantar Pressure, Knee Flexion Angle, and Rating Perceived Exertion …

W Lee, O Lim, B Yoon, B Lee, C Yi - Physical Therapy Korea, 2017 - koreascience.kr
… considered foot position during BLA. Objects: This study compared the effects of different
foot … , knee flexion angle, and rating perceived exertion in individuals with SCI. Methods: The …