Search Results - "McDonald, Kirsty A."

The Role of Arch Compression and Metatarsophalangeal Joint Dynamics in Modulating Plantar Fascia Strain in Running by McDonald, Kirsty A, Stearne, Sarah M, Alderson, Jacqueline A, North, Ian, Pires, Neville J, Rubenson, Jonas

“…Elastic energy returned from passive-elastic structures of the lower limb is fundamental in lowering the mechanical demand on muscles during running. The…”
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Biomechanical effects of adding an articulating toe joint to a passive foot prosthesis for incline and decline walking by Teater, Rachel H, Zelik, Karl E, McDonald, Kirsty A

“…Walking on sloped surfaces is challenging for many lower limb prosthesis users, in part due to the limited ankle range of motion provided by typical prosthetic…”
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The Foot’s Arch and the Energetics of Human Locomotion by Stearne, Sarah M., McDonald, Kirsty A., Alderson, Jacqueline A., North, Ian, Oxnard, Charles E., Rubenson, Jonas

“…The energy-sparing spring theory of the foot’s arch has become central to interpretations of the foot’s mechanical function and evolution. Using a novel insole…”
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Characterizing the comfort limits of forces applied to the shoulders, thigh and shank to inform exosuit design by Yandell, Matthew B, Ziemnicki, David M, McDonald, Kirsty A, Zelik, Karl E

“…Recent literature emphasizes the importance of comfort in the design of exosuits and other assistive devices that physically augment humans; however, there is…”
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Adding a toe joint to a prosthesis: walking biomechanics, energetics, and preference of individuals with unilateral below-knee limb loss by McDonald, Kirsty A., Teater, Rachel H., Cruz, Justin P., Kerr, John T., Bastas, Gerasimos, Zelik, Karl E.

“…Toe joints play an important functional role in able-bodied walking; however, for prosthesis users, the effect of adding a toe joint to a passive prosthetic…”
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Humans trade off whole-body energy cost to avoid overburdening muscles while walking by McDonald, Kirsty A, Cusumano, Joseph P, Hieronymi, Andrew, Rubenson, Jonas

“…Metabolic cost minimization is thought to underscore the neural control of locomotion. Yet, avoiding high muscle activation, a cause of fatigue, often…”
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Is conservation of center of mass mechanics a priority in human walking? Insights from leg-length asymmetry experiments by McDonald, Kirsty A, Devaprakash, Daniel, Rubenson, Jonas

“…Center of mass (COM) control has been proposed to serve economy- and stability-related locomotor task objectives. However, given the lack of evidence…”
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Biomechanical effects of an articulating prosthetic toe joint during stair navigation for individuals with unilateral, below-knee limb loss by Huang, Sitan, Teater, Rachel H., Zelik, Karl E., McDonald, Kirsty A.

“…Stair navigation is an essential and demanding form of locomotion. During stair ascent and descent, persons with lower limb loss exhibit gait characteristics…”
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Lower-limb dominance does not explain subject-specific foot kinematic asymmetries observed during walking and running by Molitor, Stephanie L, Zelik, Karl E, McDonald, Kirsty A

“…Studies of human locomotion have observed asymmetries in lower-limb kinematics, especially at the more distal joints. However, it is unclear whether these…”
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Unilateral transtibial prosthesis users load their intact limb more than their prosthetic limb during sit-to-stand, squatting, and lifting by Teater, Rachel H., Wolf, Derek N., McDonald, Kirsty A., Zelik, Karl E.

“…Lower limb prosthesis users exhibit high rates of joint pain and disease, such as osteoarthritis, in their intact limb. Overloading of their intact limb during…”
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Unilateral below-knee prosthesis users walking on uneven terrain: The effect of adding a toe joint to a passive prosthesis by McDonald, Kirsty A., Teater, Rachel H., Cruz, Justin P., Zelik, Karl E.

“…Lower limb prosthesis users cite uneven terrain as a challenging surface to walk on. We sought to determine whether adding a Flexible toe joint to a prosthetic…”
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Transtibial prosthetic socket fitting: Australian prosthetist perspectives on primary challenges, management strategies, and opportunities for workflow and technological innovation by Armitage, Lucy, McDonald, Kirsty A, Kark, Lauren, Buller, Angela, Ford, Belinda

“…Following transtibial amputation, a custom-built socket is the most common interface between the prosthesis and residual limb. Desire from both prosthetists…”
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Multi-objective control in human walking: insight gained through simultaneous degradation of energetic and motor regulation systems by McDonald, Kirsty A, Cusumano, Joseph P, Peeling, Peter, Rubenson, Jonas

“…Minimization of metabolic energy is considered a fundamental principle of human locomotion, as demonstrated by an alignment between the preferred walking speed…”
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Combining an Artificial Gastrocnemius and Powered Ankle Prosthesis: Effects on Transtibial Prosthesis User Gait by Ziemnicki, David M, McDonald, Kirsty A, Wolf, Derek N, Molitor, Stephanie L, Egolf, Jeremiah B, Gupta, Mohh, Zelik, Karl E

“…Walking is more difficult for transtibial prosthesis users, partly due to a lack of calf muscle function. Powered ankle prostheses can partially restore calf…”
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International Women in Biomechanics: Promoting, supporting, and sustaining the careers of women in biomechanics by Ebrahimi, Anahid, Daniels, Katherine A.J., Gaffney, Brecca M.M., Banks, Caitlin L., McDonald, Kirsty A., Kessler, Sarah E., Maharaj, Jayishni N.

“…Gender biases and inequities are prevalent across many scientific fields and biomechanics is likely no exception. While progress has been made to support women…”
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Development and Preliminary Evaluation of a Bimodal Foot Prosthesis for Walking and Running by Ziemnicki, David M, McDonald, Kirsty A, Molitor, Stephanie L, Egolf, Jeremiah B, Cruz, Justin P, Lee, Kathryn E, Zelik, Karl E

“…People often alternate between bouts of walking and running, for instance, when adults participate in recreational activities. Transitioning between activities…”
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Unholey shoes: Experimental considerations when estimating ankle joint complex power during walking and running by McDonald, Kirsty A., Honert, Eric C., Cook, Olivia S., Zelik, Karl E.

“…For studies that aim to assess biological ankle function, calculating ankle joint complex (AJC) power between the calcaneus and shank is recommended over…”
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Pole Dancing for Fitness: The Physiological and Metabolic Demand of a 60-Minute Class by Nicholas, Joanna C., McDonald, Kirsty A., Peeling, Peter, Jackson, Ben, Dimmock, James A., Alderson, Jacqueline A., Donnelly, Cyril J.

“…ABSTRACTNicholas, JC, McDonald, KA, Peeling, P, Jackson, B, Dimmock, JA, Alderson, JA, and Donnelly, CJ. Pole dancing for fitnessThe physiological and…”
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A comparison of haemolytic responses in fore-foot and rear-foot distance runners by Caulfield, Stuart, McDonald, Kirsty A., Dawson, Brian, Stearne, Sarah M., Green, Ben A., Rubenson, Jonas, Clemons, Tristan D., Peeling, Peter

“…This study examined the haemolytic effects of an interval-based running task in fore-foot and rear-foot striking runners. Nineteen male distance runners (10…”
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