Analysis of squat and stoop dynamic liftings: muscle forces and internal spinal loads

B Bazrgari, A Shirazi-Adl, N Arjmand - European Spine Journal, 2007 - Springer
Despite the well-recognized role of lifting in back injuries, the relative biomechanical merits
of squat versus stoop lifting remain controversial. In vivo kinematics measurements and …

Effect of changes in the lumbar posture in lifting on trunk muscle and spinal loads: A combined in vivo, musculoskeletal, and finite element model study

P Khoddam-Khorasani, N Arjmand… - Journal of Biomechanics, 2020 - Elsevier
Irrespective of the lifting technique (squat or stoop), the lumbar spine posture (more kyphotic
versus more lordotic) adopted during lifting activities is an important parameter affecting the …

Biomechanics of changes in lumbar posture in static lifting

N Arjmand, A Shirazi-Adl - Spine, 2005 - journals.lww.com
Study Design. In vivo measurements and model studies are combined to investigate the role
of lumbar posture in static lifting tasks. Objectives. Identification of the role of changes in the …

Stoop or squat: a review of biomechanical studies on lifting technique

JH van Dieën, MJM Hoozemans, HM Toussaint - Clinical biomechanics, 1999 - Elsevier
Objective. To assess the biomechanical evidence in support of advocating the squat lifting
technique as an administrative control to prevent low back pain. Background. Instruction with …

[HTML][HTML] From stoop to squat: A comprehensive analysis of lumbar loading among different lifting styles

M von Arx, M Liechti, L Connolly… - … in bioengineering and …, 2021 - frontiersin.org
Lifting up objects from the floor has been identified as a risk factor for low back pain,
whereby a flexed spine during lifting is often associated with producing higher loads in the …

Evaluation of spinal loading during lowering and lifting

KG Davis, WS Marras, TR Waters - Clinical Biomechanics, 1998 - Elsevier
Objective. To estimate the three-dimensional spinal loads during various lifting and lowering
tasks. Design. The in vivo measurements of the trunk dynamics, moments, and myoelectric …

Can low back loading during lifting be reduced by placing one leg beside the object to be lifted?

I Kingma, GS Faber, AJM Bakker… - Physical therapy, 2006 - academic.oup.com
Abstract Background and Purpose. Lifting technique could, through its effect on low back
loading, affect the risk of developing low back pain. In this study, 2 lifting techniques (a …

A dynamic analysis of spinal compression with different lifting techniques

TPJ Leskinen, HR Stålhammar, IAA Kuorinka… - Ergonomics, 1983 - Taylor & Francis
Although it is commonly assumed that lifting with flexed knees and the trunk erect will lead to
reduced compressive force on the low back, the benefits are only realized when the load …

A method for measuring external spinal loads during unconstrained free-dynamic lifting

FA Fathaliah, WS Marras, M Parnianpour… - Journal of …, 1997 - Elsevier
Biomechanical lifting models often require the knowledge of the applied trunk moments and
forces for model validation purposes and/or to determine loading levels experienced at …

Influence of body segment dynamics on loads at the lumbar spine during lifting

YH TSUANG, OD Schipplein, JH Trafimow… - Ergonomics, 1992 - Taylor & Francis
Flexion–extension moments acting at the L5/S1 level and hip joints were calculated using
three different techniques; a pure static analysis, a static analysis including the inertial force …