Skip to main content

Research Repository

Advanced Search

All Outputs (88)

An investigation of the effects of walking frame height and width on walking stability (2020)
Journal Article
Thies, S., Russell, R., Al-ani, A., Belet, T., Bates, A., Costamagna, E., …Howard, D. (2020). An investigation of the effects of walking frame height and width on walking stability. Gait & Posture, 82, 248-253. https://doi.org/10.1016/j.gaitpost.2020.09.017

Background Walking aids are designed for structural support during walking, however, surprisingly self-reported use of a walking aid (“Yes, I use one.”) has been identified as a risk factor for falling. Adjustment and design of walking aids may affe... Read More about An investigation of the effects of walking frame height and width on walking stability.

A pin-array method for capturing tissue deformation under defined pressure distributions and its application to prosthetic socket design (2020)
Journal Article
Prince, M., Kenney, L., & Howard, D. (2020). A pin-array method for capturing tissue deformation under defined pressure distributions and its application to prosthetic socket design. Medical Engineering and Physics, 84, 136-143. https://doi.org/10.1016/j.medengphy.2020.08.003

The Fit4Purpose project aims to develop upper limb prosthetic devices which are suitable for deployment in lower- and middle-income countries (LMIC's). Open-frame trans-radial socket designs are being considered, formed of several, linked components,... Read More about A pin-array method for capturing tissue deformation under defined pressure distributions and its application to prosthetic socket design.

Evaluating reachable workspace and user control over prehensor aperture for a body-powered prosthesis (2020)
Journal Article
Chadwell, A., Kenney, L., Howard, D., Ssekitoleko, R., Nakandi, B., & Head, J. (2020). Evaluating reachable workspace and user control over prehensor aperture for a body-powered prosthesis. IEEE Transactions on Neural Systems and Rehabilitation Engineering, 28(9), 2005-2014. https://doi.org/10.1109/TNSRE.2020.3010625

Using a shoulder harness and control cable, a person can control the opening and closing of a bodypowered prosthesis prehensor. In many setups the cable does not pass adjacent to the shoulder joint center allowing shoulder flexion on the prostheti... Read More about Evaluating reachable workspace and user control over prehensor aperture for a body-powered prosthesis.

Technology for monitoring everyday prosthesis use : a systematic review (2020)
Journal Article
Chadwell, A., Diment, L., Micó-Amigo, M., Morgado Ramírez, D., Dickinson, A., Granat, M., …Worsley, P. (in press). Technology for monitoring everyday prosthesis use : a systematic review. Journal of NeuroEngineering and Rehabilitation, 17(1), 93. https://doi.org/10.1186/s12984-020-00711-4

Abstract: Background: Understanding how prostheses are used in everyday life is central to the design, provision and evaluation of prosthetic devices and associated services. This paper reviews the scientific literature on methodologies and technolog... Read More about Technology for monitoring everyday prosthesis use : a systematic review.

Are older people putting themselves at risk when using their walking frames? (2020)
Journal Article
Thies, S., Bates, A., Costamagna, E., Kenney, L., Granat, M., Webb, J., …Dawes, H. (2020). Are older people putting themselves at risk when using their walking frames?. BMC Geriatrics, 20(1), 90. https://doi.org/10.1186/s12877-020-1450-2

Background Walking aids are issued to older adults to prevent falls, however, paradoxically their use has been identified as a risk factor for falling. To prevent falls, walking aids must be used in a stable manner, but it remains unknown to what ext... Read More about Are older people putting themselves at risk when using their walking frames?.

Upper limb activity of twenty myoelectric prosthesis users and twenty healthy anatomically intact adults (2019)
Journal Article
Chadwell, A., Kenney, L., Granat, M., Thies, S., Galpin, A., & Head, J. (2019). Upper limb activity of twenty myoelectric prosthesis users and twenty healthy anatomically intact adults. Scientific Data, 6(1), 199. https://doi.org/10.1038/s41597-019-0211-6

The upper limb activity of twenty unilateral upper limb myoelectric prosthesis users and twenty anatomically intact adults were recorded over a 7-day period using two wrist worn accelerometers (Actigraph, LLC). This dataset reflects the real-world ac... Read More about Upper limb activity of twenty myoelectric prosthesis users and twenty healthy anatomically intact adults.

Upper- and lower-limb amputees show reduced levels of eeriness for images of prosthetic hands (2019)
Journal Article
Buckingham, G., Parr, J., Wood, G., Day, S., Kenney, L., Galpin, A., …Poliakoff, E. (2019). Upper- and lower-limb amputees show reduced levels of eeriness for images of prosthetic hands. Psychonomic Bulletin and Review, 26, 1295-1302. https://doi.org/10.3758/s13423-019-01612-x

The uncanny phenomenon describes the feeling of unease associated with seeing an image which is close to appearing human. Prosthetic hands in particular are well-known to induce this effect. Little is known, however, about this phenomenon from the vi... Read More about Upper- and lower-limb amputees show reduced levels of eeriness for images of prosthetic hands.

Methods to characterize the real-world use of rollators using inertial sensors – a feasibility study (2019)
Journal Article
Sun, M., Kenney, L., Thies, S., & Costamagna, L. (2019). Methods to characterize the real-world use of rollators using inertial sensors – a feasibility study. IEEE Access, 7, https://doi.org/10.1109/ACCESS.2019.2919286

Rollators are widely used by people with mobility problems, but previous studies have been limited to self-report approaches when evaluating their real-world effectiveness. To support studies based on more robust datasets, a method to estimate mobili... Read More about Methods to characterize the real-world use of rollators using inertial sensors – a feasibility study.

A three-site clinical feasibility study of a flexible functional electrical stimulation system to support functional task practice for upper limb recovery in people with stroke (2019)
Journal Article
Smith, C., Sun, M., Kenney, L., Howard, D., Luckie, H., Waring, K., …Cotterill, S. (2019). A three-site clinical feasibility study of a flexible functional electrical stimulation system to support functional task practice for upper limb recovery in people with stroke. Frontiers in Neurology, 10(227), https://doi.org/10.3389/fneur.2019.00227

Introduction: Of those people who survive a stroke, only between 40 and 70% regain upper limb dexterity. A number of reviews have suggested that functional electrical stimulation (FES) may have a beneficial effect on upper limb motor recovery. In lig... Read More about A three-site clinical feasibility study of a flexible functional electrical stimulation system to support functional task practice for upper limb recovery in people with stroke.

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.

Prediction of setup times for an advanced upper limb functional electrical stimulation system (2018)
Journal Article
Smith, C., Kenney, L., Howard, D., Waring, K., Sun, M., Luckie, H., …Cotterill, S. (2018). Prediction of setup times for an advanced upper limb functional electrical stimulation system. Journal of Rehabilitation and Assistive Technologies Engineering, 5, https://doi.org/10.1177/2055668318802561

Introduction Rehabilitation devices take time to don, and longer or unpredictable setup time impacts on usage. This paper reports on the development of a model to predict setup time for upper limb functional electrical stimulation. Methods... Read More about Prediction of setup times for an advanced upper limb functional electrical stimulation system.

Upper limb activity in myoelectric prosthesis users is biased towards the intact limb and appears unrelated to goal-directed task performance (2018)
Journal Article
Chadwell, A., Kenney, L., Granat, M., Thies, S., Head, J., Galpin, A., & Baker, R. (2018). Upper limb activity in myoelectric prosthesis users is biased towards the intact limb and appears unrelated to goal-directed task performance. Scientific reports, 8, #11084. https://doi.org/10.1038/s41598-018-29503-6

Studies of the effectiveness of prosthetic hands involve assessing user performance on functional tasks in the lab/clinic, sometimes combined with self-report of real-world use. In this paper we compare real-world upper limb activity between a group... Read More about Upper limb activity in myoelectric prosthesis users is biased towards the intact limb and appears unrelated to goal-directed task performance.

FES-UPP : a flexible functional electrical stimulation system to support upper limb functional activity practice (2018)
Journal Article
Sun, M., Smith, C., Howard, D., Kenney, L., Luckie, H., Waring, K., …Finn, S. (2018). FES-UPP : a flexible functional electrical stimulation system to support upper limb functional activity practice. Frontiers in Neuroscience, 12(449), https://doi.org/10.3389/fnins.2018.00449

There is good evidence supporting highly intensive, repetitive, activity-focused, voluntary-initiated practice as a key to driving recovery of upper limb function following stroke. Functional electrical stimulation (FES) offers a potential mechanism... Read More about FES-UPP : a flexible functional electrical stimulation system to support upper limb functional activity practice.

Methods for the real-world evaluation of fall detection technology : a scoping review (2018)
Journal Article
Broadley, R., Klenk, J., Thies, S., Kenney, L., & Granat, M. (2018). Methods for the real-world evaluation of fall detection technology : a scoping review. Sensors, 18(7), https://doi.org/10.3390/s18072060

Falls in older adults present a major growing healthcare challenge and reliable detection of falls is crucial to minimise their consequences. The majority of development and testing has used laboratory simulations. As simulations do not cover the w... Read More about Methods for the real-world evaluation of fall detection technology : a scoping review.

Performance of optimised prosthetic ankle designs that are based on a hydraulic variable displacement actuator (VDA) (2017)
Journal Article
Gardiner, J., Bari, A., Kenney, L., Twiste, M., Moser, D., Zahedi, S., & Howard, D. (2017). Performance of optimised prosthetic ankle designs that are based on a hydraulic variable displacement actuator (VDA). IEEE Transactions on Neural Systems and Rehabilitation Engineering, 25(12), 2418-2426. https://doi.org/10.1109/TNSRE.2017.2763999

Current energy storage and return (ESR) prosthetic feet only marginally reduce the cost of amputee locomotion compared to basic solid ankle cushioned heel (SACH) feet, possibly due to their lack of push-off at the end of stance. To our knowledge,... Read More about Performance of optimised prosthetic ankle designs that are based on a hydraulic variable displacement actuator (VDA).

Functional electrical stimulation and ankle foot orthoses provide equivalent therapeutic effects on foot drop : a meta-analysis providing direction for future research (2017)
Journal Article
Prenton, S., Hollands, K., Kenney, L., & Onmanee, P. (2017). Functional electrical stimulation and ankle foot orthoses provide equivalent therapeutic effects on foot drop : a meta-analysis providing direction for future research. Journal of Rehabilitation Medicine, 50(2), https://doi.org/10.2340/16501977-2289

Objective: To compare the randomized controlled trial evidence for therapeutic effects on walking of functional electrical stimulation and ankle foot orthoses for foot drop caused by central nervous system conditions. Data sources: MEDLINE,... Read More about Functional electrical stimulation and ankle foot orthoses provide equivalent therapeutic effects on foot drop : a meta-analysis providing direction for future research.

A generalizable methodology for stability assessment of walking aid users (2017)
Journal Article
Costamagna, E., Thies, S., Kenney, L., Howard, D., Liu, A., & Ogden, D. (2017). A generalizable methodology for stability assessment of walking aid users. Medical Engineering and Physics, 47, 167-175. https://doi.org/10.1016/j.medengphy.2017.06.013

To assist balance and mobility, older adults are often prescribed walking aids. Nevertheless, surprisingly their use has been associated with increased falls-risk. To address this finding we first need to characterise a person’s stability while using... Read More about A generalizable methodology for stability assessment of walking aid users.

Skill assessment in upper limb myoelectric prosthesis users : validation of a clinically feasible method for characterising upper limb temporal and amplitude variability during the performance of functional tasks (2017)
Journal Article
Thies, S., Kenney, L., Sobuh, M., Galpin, A., Kyberd, P., Stine, R., & Major, M. (2017). Skill assessment in upper limb myoelectric prosthesis users : validation of a clinically feasible method for characterising upper limb temporal and amplitude variability during the performance of functional tasks. Medical Engineering and Physics, 47, 137-143. https://doi.org/10.1016/j.medengphy.2017.03.010

Upper limb myoelectric prostheses remain challenging to use and are often abandoned. A proficient user must be able to plan/execute arm movements while activating the residual muscle(s), accounting for delays and unpredictability in prosthesis respon... Read More about Skill assessment in upper limb myoelectric prosthesis users : validation of a clinically feasible method for characterising upper limb temporal and amplitude variability during the performance of functional tasks.

Visualisation of upper limb activity using spirals - a new approach to the assessment of daily prosthesis usage (2017)
Journal Article
Chadwell, A., Kenney, L., Granat, M., Thies, S., Head, J., & Galpin, A. (2018). Visualisation of upper limb activity using spirals - a new approach to the assessment of daily prosthesis usage. Prosthetics and Orthotics International, 42(1), 37-44. https://doi.org/10.1177/0309364617706751

BACKGROUND: Current outcome measures used in upper limb myoelectric prosthesis studies include clinical tests of function and self-report questionnaires on real world prosthesis use. Research in other cohorts has questioned both the validity of self-... Read More about Visualisation of upper limb activity using spirals - a new approach to the assessment of daily prosthesis usage.