Search Results - "Ardestani, Marzieh M"

From normal to fast walking: Impact of cadence and stride length on lower extremity joint moments by Ardestani, Marzieh M, Ferrigno, Christopher, Moazen, Mehran, Wimmer, Markus A

“…Highlights • Various adjustments of cadence and stride length were studied. • Increasing cadence to walk faster did not increase joint moments. • Increasing…”
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Can a Linear Combination of Gait Principal Component Vectors Identify Hip OA Stages? by Ardestani, Marzieh M, Wimmer, Markus A

“…Abstract Hip osteoarthritis (OA) has been shown to affect gait patterns of lower extremities. However, until now, no specific identifying gait characteristics…”
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Contribution of geometric design parameters to knee implant performance: Conflicting impact of conformity on kinematics and contact mechanics by Ardestani, Marzieh M, Moazen, Mehran, Jin, Zhongmin

“…Abstract Background Articular geometry of knee implant has a competing impact on kinematics and contact mechanics of total knee arthroplasty (TKA) such that…”
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Feed forward artificial neural network to predict contact force at medial knee joint: Application to gait modification by Ardestani, Marzieh M., Chen, Zhenxian, Wang, Ling, Lian, Qin, Liu, Yaxiong, He, Jiankang, Li, Dichen, Jin, Zhongmin

“…Knee contact force (KCF) is one of the most meaningful parameters to evaluate function of the knee joint. However in vivo measurement of KCF is not always…”
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Posterior stabilized versus cruciate retaining total knee arthroplasty designs: Conformity affects the performance reliability of the design over the patient population by Ardestani, Marzieh M, Moazen, Mehran, Maniei, Ehsan, Jin, Zhongmin

“…Highlights • Conformity affected the reliability of the TKA over a patient population. • Lesser conformity designs had higher kinematic variability. • Contact…”
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Effect of investigator observation on gait parameters in individuals with stroke by Ardestani, Marzieh M., Hornby, T. George

“…Improvements in gait speed following various training paradigms applied to patients post-stroke does not always lead to changes in walking performance, defined…”
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How Human Gait Responds to Muscle Impairment in Total Knee Arthroplasty Patients: Muscular Compensations and Articular Perturbations by Ardestani, Marzieh M, Moazen, Mehran

“…Abstract Post-surgical muscle weakness is prevalent among patients who undergo total knee arthroplasty (TKA). We conducted a probabilistic multi-body dynamics…”
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Improved walking function in laboratory does not guarantee increased community walking in stroke survivors: Potential role of gait biomechanics by Ardestani, Marzieh M., Henderson, Christopher E., Hornby, T. George

“…Reduced daily stepping in stroke survivors may contribute to decreased functional capacity and increased mortality. We investigated the relationships between…”
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Sensitivity analysis of human lower extremity joint moments due to changes in joint kinematics by Ardestani, Marzieh M, Moazen, Mehran, Jin, Zhongmin

“…Abstract Despite the widespread applications of human gait analysis, causal interactions between joint kinematics and joint moments have not been well…”
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Computational analysis of knee joint stability following total knee arthroplasty by Ardestani, Marzieh M., ZhenXian, Chen, Noori-Dokht, Hessam, Moazen, Mehran, Jin, Zhongmin

“…The overall objective of this study was to introduce knee joint power as a potential measure to investigate knee joint stability following total knee…”
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Compensation or Recovery? Altered Kinetics and Neuromuscular Synergies Following High-Intensity Stepping Training Poststroke by Ardestani, Marzieh M., Kinnaird, Catherine R., Henderson, Christopher E., Hornby, T. George

“…Background. High-intensity, variable stepping training can improve walking speed in individuals poststroke, although neuromuscular strategies used to achieve…”
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Gait modification and optimization using neural network–genetic algorithm approach: Application to knee rehabilitation by Ardestani, Marzieh M., Moazen, Mehran, Jin, Zhongmin

“…•Neural network and genetic algorithm were employed to design gait modification.•A gait pattern was designed which decreased knee contact pressure up to…”
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Prediction of Polyethylene Wear Rates from Gait Biomechanics and Implant Positioning in Total Hip Replacement by Ardestani, Marzieh M., Amenábar Edwards, Pedro P., Wimmer, Markus A.

“…Background Patient-specific gait and surgical variables are known to play an important role in wear of total hip replacements (THR). However a rigorous model,…”
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Locomotor Kinematics and Kinetics Following High-Intensity Stepping Training in Variable Contexts Poststroke by Ardestani, Marzieh M., Henderson, Christopher E., Mahtani, Gordhan, Connolly, Mark, Hornby, T. George

“…Background and Purpose. Previous studies suggest that individuals poststroke can achieve substantial gains in walking function following high-intensity…”
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Task-Specific Versus Impairment-Based Training on Locomotor Performance in Individuals With Chronic Spinal Cord Injury: A Randomized Crossover Study by Lotter, Jennifer K., Henderson, Christopher E., Plawecki, Abbey, Holthus, Molly E., Lucas, Emily H., Ardestani, Marzieh M., Schmit, Brian D., Hornby, T. George

“…Background. Many research studies attempting to improve locomotor function following motor incomplete spinal cord injury (iSCI) focus on providing stepping…”
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TKA patients with unsatisfying knee function show changes in neuromotor synergy pattern but not joint biomechanics by Ardestani, Marzieh M., Malloy, Philip, Nam, Denis, Rosenberg, Aaron G., Wimmer, Markus A.

“…Nearly 20% of patients who have undergone total knee arthroplasty (TKA) report persistent poor knee function. This study explores the idea that, despite…”
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A real-time topography of maximum contact pressure distribution at medial tibiofemoral knee implant during gait: Application to knee rehabilitation by Ardestani, Marzieh M., Moazen, Mehran, Chen, Zhenxian, Zhang, Jing, Jin, Zhongmin

“…Knee contact pressure is a crucial factor in the knee rehabilitation programs. Although contact pressure can be estimated using finite element analysis, this…”
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Locomotor kinematics and kinetics following high-intensity stepping training in variable contexts post-stroke by Ardestani, Marzieh M., Henderson, Christopher E., Mahtani, Gordhan, Connolly, Mark, Hornby, T. George

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Gait modification and optimization using neural network-genetic algorithm approach: Application to knee rehabilitation by Ardestani, Marzieh M, Moazen, Mehran, Jin, Zhongmin

“…Gait modification strategies play an important role in the overall success of total knee arthroplasty. There are a number of studies based on multi-body…”
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Task-specific vs impairment-based training on locomotor performance in individuals with chronic spinal cord injury: a randomized cross-over study by Lotter, Jennifer K., Henderson, Christopher E., Plawecki, Abbey, Holthus, Molly E., Lucas, Emily H., Ardestani, Marzieh M., Schmit, Brian D., Hornby, T. George

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