Objective measures of rollator user stability and device loading during different walking scenarios (2019)
Journal Article
Costamagna, E., Thies, S., Kenney, L., Howard, D., Lindemann, U., Klenk, J., & Baker, R. (2019). Objective measures of rollator user stability and device loading during different walking scenarios. PLoS ONE, 14(1), e0210960. https://doi.org/10.1371/journal.pone.0210960

Walking aids are widely used by older adults, however, alarmingly, their use has been linked to increased falls-risk, yet clinicians have no objective way of assessing user stability. This work aims to demonstrate the application of a novel methodolo... Read More about Objective measures of rollator user stability and device loading during different walking scenarios.

Automated detection of instantaneous gait events using time frequency analysis and manifold embedding (2013)
Journal Article
using time frequency analysis and manifold embedding. IEEE Transactions on Neural Systems and Rehabilitation Engineering, 21(6), 908-915. https://doi.org/10.1109/TNSRE.2013.2239313

Accelerometry is a widely used sensing modality in human biomechanics due to its portability, non-invasiveness, and accuracy. However, difficulties lie in signal variability and interpretation in relation to biomechanical events. In walking, heel st... Read More about Automated detection of instantaneous gait events using time frequency analysis and manifold embedding.

Biomechanics for inclusive urban design : effects of tactile paving on older adults’ gait when crossing the street (2011)
Journal Article
Thies, S., Kenney, L., Howard, D., Nester, C., Ormerod, M., Newton, R., …Maclennan, H. (2011). Biomechanics for inclusive urban design : effects of tactile paving on older adults’ gait when crossing the street. Journal of Biomechanics, 44(8), 1599-1604. https://doi.org/10.1016/j.jbiomech.2010.12.016

In light of our ageing population it is important that the urban environment is easily accessible and hence supports older adults’ independence. Tactile ‘blister’ paving was originally designed to provide guidance for visually impaired people at pede... Read More about Biomechanics for inclusive urban design : effects of tactile paving on older adults’ gait when crossing the street.

Movement variability in stroke patients and controls performing two upper limb functional tasks: a new assessment methodology (2009)
Journal Article
Thies, S., Tresadern, P., Kenney, L., Smith, J., Howard, D., Goulermas, J., …Rigby, J. (2009). Movement variability in stroke patients and controls performing two upper limb functional tasks: a new assessment methodology. Journal of NeuroEngineering and Rehabilitation, 6(2), https://doi.org/10.1186/1743-0003-6-2

Background: In the evaluation of upper limb impairment post stroke there remains a gap between detailed kinematic analyses with expensive motion capturing systems and common clinical assessment tests. In particular, although many clinical tests evalu... Read More about Movement variability in stroke patients and controls performing two upper limb functional tasks: a new assessment methodology.

Simulating acceleration from stereophotogrammetry for medical device design (2009)
Journal Article
Tresadern, P., Thies, S., Kenney, L., Howard, D., Smith, C., Rigby, J., & Goulermas, J. (2009). Simulating acceleration from stereophotogrammetry for medical device design. Journal of Biomechanical Engineering, 131(6), https://doi.org/10.1115/1.3118771

When designing a medical device based on lightweight accelerometers, the designer is faced with a number of questions in order to maximize performance while minimizing cost and complexity: Where should the inertial unit be located? How many units ar... Read More about Simulating acceleration from stereophotogrammetry for medical device design.

An instance-based algorithm with auxiliary similarity information for the estimation of gait kinematics from wearable sensors. (2008)
Journal Article
Goulermas, J., Findlow, A., Nester, C., Liatsis, P., Zeng, X., Kenney, L., …Howard, D. (2008). An instance-based algorithm with auxiliary similarity information for the estimation of gait kinematics from wearable sensors. IEEE transactions on neural networks / a publication of the IEEE Neural Networks Council, 19(9), 1574-1582. https://doi.org/10.1109/TNN.2008.2000808

Wearable human movement measurement systems are increasingly popular as a means of capturing human movement data in real-world situations. Previous work has attempted to estimate segment kinematics during walking fromfoot acceleration and angular ve... Read More about An instance-based algorithm with auxiliary similarity information for the estimation of gait kinematics from wearable sensors..

Rapid prototyping for functional electrical stimulation control (2008)
Journal Article
Tresadern, P., Thies, S., Kenney, L., Howard, D., & Goulermas, J. (2008). Rapid prototyping for functional electrical stimulation control. IEEE Pervasive Computing, 7(2), 62-69. https://doi.org/10.1109/MPRV.2008.35

Electrical muscle stimulators can help restore limb function following a neurological injury. However, complex neuromuscular stimulators need a straightforward software interface to simplify hardware programming and make patient care more efficient.... Read More about Rapid prototyping for functional electrical stimulation control.

Comparison of linear acceleration from three measurement systems during “reach & grasp” (2007)
Journal Article
Thies, S., Tresadern, P., Kenney, L., Howard, D., Goulermas, J., Smith, C., & Rigby, J. (2007). Comparison of linear acceleration from three measurement systems during “reach & grasp”. Medical Engineering and Physics, 29(9), 967-972. https://doi.org/10.1016/j.medengphy.2006.10.012

Given the increased use of accelerometers in movement analysis, validation of such inertial sensors against conventional 3D camera systems and performance comparisons of different sensors have become important topics in biomechanics. This paper evalu... Read More about Comparison of linear acceleration from three measurement systems during “reach & grasp”.