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All Outputs (94)

The efficacy of a lateral wedge insole for painful medial knee osteoarthritis after prescreening : a randomized clinical trial (2019)
Journal Article
Felson, D., Parkes, M., Carter, S., Liu, A., Callaghan, M., Hodgson, R., …Jones, R. (2019). The efficacy of a lateral wedge insole for painful medial knee osteoarthritis after prescreening : a randomized clinical trial. Arthritis and Rheumatology, 71(6), 908-915. https://doi.org/10.1002/art.40808

OBJECTIVE:
Lateral wedge shoe insoles decrease medial knee loading, but trials have shown no effect on pain in medial knee osteoarthritis (OA). However, insoles' loading effects are inconsistent, and they can increase patellofemoral loading. We hyp... Read More about The efficacy of a lateral wedge insole for painful medial knee osteoarthritis after prescreening : a randomized clinical trial.

Local dynamic stability of the locomotion of lower extremity joints and trunk during backward upslope walking (2018)
Journal Article
upslope walking. Journal of Motor Behavior, 51(6), 587-599. https://doi.org/10.1080/00222895.2018.1538096

Backward slope walking was considered as a
practical rehabilitation and training skill. However, its gait stability has been hardly studied, resulting in its limited application as a rehabilitation tool. In this study, the effect of walking directio... Read More about Local dynamic stability of the locomotion of lower extremity joints and trunk during backward upslope walking.

O 092 - Does the Powers™ strap modify lower limb biomechanics during running in individuals with patellofemoral pain? (2018)
Journal Article
Greuel, H., Herrington, L., Liu, A., & Jones, R. (2018). O 092 - Does the Powers™ strap modify lower limb biomechanics during running in individuals with patellofemoral pain?. Gait & Posture, 65(Sup_1), 187-188. https://doi.org/10.1016/j.gaitpost.2018.06.125

Abnormal biomechanics, especially dynamic knee valgus, a combination of femoral adduction, femoral internal rotation, external knee rotation, tibial abduction, and ankle eversion is known to be associated with patellofemoral pain (PFP). To stabilise... Read More about O 092 - Does the Powers™ strap modify lower limb biomechanics during running in individuals with patellofemoral pain?.

Rhythmic laser cue is beneficial for improving gait performance and reducing freezing of turning in Parkinson’s disease patients with freezing of gait (2017)
Journal Article
Tang, L., Gao, C., Wang, D., Liu, A., Chen, S., & Gu, D. (2017). Rhythmic laser cue is beneficial for improving gait performance and reducing freezing of turning in Parkinson’s disease patients with freezing of gait. International Journal of Clinical and Experimental Medicine, 10(12), 16802-16808

Background and aim: Gait time components in Parkinson’s disease (PD) patients such as step time, gait rhythmicity, symmetry, and coordination are exacerbated during turning. Freezing of gait (FOG) can be triggered off when such gait-timing deficiency... Read More about Rhythmic laser cue is beneficial for improving gait performance and reducing freezing of turning in Parkinson’s disease patients with freezing of gait.

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.

Does the Powers™ strap influence the lower limb biomechanics during running? (2017)
Journal Article
Greuel, H., Herrington, L., Liu, A., & Jones, R. (2017). Does the Powers™ strap influence the lower limb biomechanics during running?. Gait & Posture, 57, 141-146. https://doi.org/10.1016/j.gaitpost.2017.06.001

Previous research has reported a prevalence of running related injuries in 25.9% to 72% of all runners. A greater hip internal rotation and adduction during the stance phase in running has been associated with many running related injuries, such as p... Read More about Does the Powers™ strap influence the lower limb biomechanics during running?.

Effect of a knee-ankle-foot orthosis on knee kinematics and kinetics in an individual with varus knee alignment (2016)
Journal Article
Alfatafta, H., Hutchins, S., Liu, A., & Jones, R. (2016). Effect of a knee-ankle-foot orthosis on knee kinematics and kinetics in an individual with varus knee alignment. Journal of Prosthetics and Orthotics, 28(4), 186-190. https://doi.org/10.1097/JPO.0000000000000111

Background: Knee valgus braces are used to reduce knee load and varus deformities in individuals with medial compartment osteoarthritis (OA). The purpose of this study was to determine whether the kinematics and kinetics of the knee are improved when... Read More about Effect of a knee-ankle-foot orthosis on knee kinematics and kinetics in an individual with varus knee alignment.

A review of the design and clinical evaluation of the ShefStim array-based functional electrical stimulation system (2016)
Journal Article
Kenney, L., Heller, B., Barker, A., Reeves, M., Healey, J., Good, T., …Howard, D. (2016). A review of the design and clinical evaluation of the ShefStim array-based functional electrical stimulation system. Medical Engineering and Physics, 38(11), 1159 -1165. https://doi.org/10.1016/j.medengphy.2016.08.005

Functional electrical stimulation has been shown to be a safe and effective means of correcting foot drop of central neurological origin. Current surface-based devices typically consist of a single channel stim- ulator, a sensor for determining gait... Read More about A review of the design and clinical evaluation of the ShefStim array-based functional electrical stimulation system.

A novel method of using accelerometry for upper limb FES control (2016)
Journal Article
Sun, M., Kenney, L., Smith, C., Waring, K., Luckie, H., Liu, A., & Howard, D. (2016). A novel method of using accelerometry for upper limb FES control. Medical Engineering and Physics, 38(11), 1244-1250. https://doi.org/10.1016/j.medengphy.2016.06.005

This paper reports on a novel approach to using a 3-axis accelerometer to capture body segment angle for upper limb functional electrical stimulation (FES) control. The approach calculates the angle between the accelerome... Read More about A novel method of using accelerometry for upper limb FES control.

Effect of active arm swing to local dynamic stability during walking (2015)
Journal Article
Wu, Y., Li, Y., Liu, A., Xiao, F., Wang, Y., Hu, F., …Gu, D. (2016). Effect of active arm swing to local dynamic stability during walking. Human Movement Science, 45, 102-109. https://doi.org/10.1016/j.humov.2015.10.005

Arm swing is an essential component in regulating dynamic stability of the whole body during walking, while the contribution of active arm swing to local dynamic stability of different motion segments remains unclear.

This study investigated the e... Read More about Effect of active arm swing to local dynamic stability during walking.

Comparison of biomechanical characteristics of the knee joint during forward walking and backward walking (2015)
Journal Article
Xiao, F., Liu, A., Wu, Y., Ma, A., Wang, Y., & Gu, D. (2015). Comparison of biomechanical characteristics of the knee joint during forward walking and backward walking. Yiyong shengwu lixue, 30(3), 264-269. https://doi.org/10.3871/j.1004-7220.2015.03.264

Objective: To compare biomechanical characteristics of the knee joint during forward walking and backward walking. Methods: Temporal-spatial, kinematics, kinetics parameters of 13 healthy young male volunteers were collected and compared by 3D motion... Read More about Comparison of biomechanical characteristics of the knee joint during forward walking and backward walking.

Movement of the human foot in 100 pain free individuals aged 18–45 : implications for understanding normal foot function (2014)
Journal Article
Nester, C., Jarvis, H., Jones, R., Bowden, P., & Liu, A. (2014). Movement of the human foot in 100 pain free individuals aged 18–45 : implications for understanding normal foot function. Journal of Foot and Ankle Research, 7(51), https://doi.org/10.1186/s13047-014-0051-8

Background:
Understanding motion in the normal healthy foot is a prerequisite for understanding the effects of pathology and thereafter setting targets for interventions. Quality foot kinematic data from healthy feet will also assist the development... Read More about Movement of the human foot in 100 pain free individuals aged 18–45 : implications for understanding normal foot function.

Effect of Patellofemoral Brace and Tape on Knee Joint Kinematics and Kinetics (2014)
Journal Article
McCall, G., Galen, S., Callaghan, M., Chapman, G., Liu, A., & Jones, R. (2014). Effect of Patellofemoral Brace and Tape on Knee Joint Kinematics and Kinetics. Journal of Prosthetics and Orthotics, 26(3), 146-153. https://doi.org/10.1097/JPO.0000000000000035

Bracing and patellar taping are common interventions for patellofemoral pain (PFP), reducing pain by 56% to 80%. It has been proposed that these effects may be due to altered lower-limb biomechanics. To date, there have been no comparative investigat... Read More about Effect of Patellofemoral Brace and Tape on Knee Joint Kinematics and Kinetics.

The use of a lateral wedge insole to reduce knee loading when ascending and descending stairs in medial knee osteoarthritis patients (2014)
Journal Article
Alshawabka, A., Liu, A., Tyson, S., & Jones, R. (2014). The use of a lateral wedge insole to reduce knee loading when ascending and descending stairs in medial knee osteoarthritis patients. Clinical Biomechanics, 5(11), https://doi.org/10.1016/j.clinbiomech.2014.04.011

Background. Stair climbing is a challenging task to the elderly being the task with the first complaint in patients with mild to moderate knee osteoarthritis. Stair climbing results in around six times more compressive load transmitted through the kn... Read More about The use of a lateral wedge insole to reduce knee loading when ascending and descending stairs in medial knee osteoarthritis patients.

Association between foot types defined by static and dynamic measures, and the centre of pressure during gait (2014)
Journal Article
Liao, S., Javis, H., Liu, A., Nester, C., Bowden, P., Jones, R., & Xiong, K. (2014). Association between foot types defined by static and dynamic measures, and the centre of pressure during gait. Journal of Foot and Ankle Research, 7(S1), A55-A55. https://doi.org/10.1186/1757-1146-7-S1-A55

Foot types (e.g. pronated, supinated foot) are used for clinical reasoning [1] and widely assumed to be related to centre of pressure (COP) patterns [2, 3]. Specifically, a pronated foot will demonstrate a medially deviated COP. It follows that COP c... Read More about Association between foot types defined by static and dynamic measures, and the centre of pressure during gait.

Rollover footwear affects lower limb biomechanics during walking (2013)
Journal Article
Forghany, S., Nester, C., Richards, B., Hatton, A., & Liu, A. (2014). Rollover footwear affects lower limb biomechanics during walking. Gait & Posture, 39(1), 205-212. https://doi.org/10.1016/j.gaitpost.2013.07.009

Aim
To investigate the effect of rollover footwear on walking speed, metabolic cost of gait, lower limb kinematics, kinetics, EMG muscle activity and plantar pressure.

Methods
Twenty subjects (mean age-33.1 years, height-1.71 m, body mass-68.9 k... Read More about Rollover footwear affects lower limb biomechanics during walking.

Development and evaluation of prefabricated antipronation foot orthosis (2013)
Journal Article
Majumdar, R., Laxton, P., Thuesen, A., Richards, B., Liu, A., Aran-Ais, F., …Nester, C. (2013). Development and evaluation of prefabricated antipronation foot orthosis. Journal of rehabilitation research and development, 50(10), 1332-1342. https://doi.org/10.1682/JRRD.2013.02.0038

Our aim was to develop and evaluate a new antipronation
foot orthosis that addressed problems perceived by
clinicians and users with existing foot orthoses. Clinicians and users were engaged to develop a user specification for the orthosis, and ort... Read More about Development and evaluation of prefabricated antipronation foot orthosis.

Effect of an antipronation foot orthosis on ankle and subtalar kinematics (2012)
Journal Article
ankle and subtalar kinematics. Medicine and Science in Sports and Exercise, 44(12), 2384-2391. https://doi.org/10.1249/MSS.0b013e318265df1d

Introduction/Purpose: The aim of this study was to describe the effect of an antipronation foot orthosis on motion of the heel relative to the leg and explore the individual contributions of the ankle and subtalar joints to this effect. Methods: Five... Read More about Effect of an antipronation foot orthosis on ankle and subtalar kinematics.