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Full-Text Articles in Engineering

Biomechanical Analysis Of Concealed Pack Load Influences On Terrorist Gait Signatures Derived From Gröbner Basis Theory, Sean S. Kohles, Anum Barki, Kimberly D. Kendricks, Ronald F. Tuttle Jan 2014

Biomechanical Analysis Of Concealed Pack Load Influences On Terrorist Gait Signatures Derived From Gröbner Basis Theory, Sean S. Kohles, Anum Barki, Kimberly D. Kendricks, Ronald F. Tuttle

Biology Faculty Publications and Presentations

This project examines kinematic gait parameters as forensic predictors of the influence associated with individuals carrying concealed weighted packs up to 20% of their body weight. An initial inverse dynamics approach combined with computational algebra provided lower limb joint angles during the stance phase of gait as measured from 12 human subjects during normal walking. The following paper describes the additional biomechanical analysis of the joint angle data to produce kinetic and kinematic parameters further characterizing human motion. Results include the rotational velocities and accelerations of the hip, knee, and ankle as well as inertial moments and kinetic energies produced …


Continuous Monitoring Of Turning In Patients With Movement Disability, Mahmoud Ahmed El-Gohary, Sean Pearson, James Mcnames, Martina Mancini, Fay Horak, Sabato Mellone, Lorenzo Chiari Jan 2014

Continuous Monitoring Of Turning In Patients With Movement Disability, Mahmoud Ahmed El-Gohary, Sean Pearson, James Mcnames, Martina Mancini, Fay Horak, Sabato Mellone, Lorenzo Chiari

Electrical and Computer Engineering Faculty Publications and Presentations

Difficulty with turning is a major contributor to mobility disability and falls in people with movement disorders, such as Parkinson’s disease (PD). Turning often results in freezing and/or falling in patients with PD. However, asking a patient to execute a turn in the clinic often does not reveal their impairments. Continuous monitoring of turning with wearable sensors during spontaneous daily activities may help clinicians and patients determine who is at risk of falls and could benefit from preventative interventions. In this study, we show that continuous monitoring of natural turning with wearable sensors during daily activities inside and outside the …


Novel Computational Approaches Characterizing Knee Physiotherapy, Wangdo Kim, Antonio P. Veloso, Duarte Araújo, Sean S. Kohles Jan 2014

Novel Computational Approaches Characterizing Knee Physiotherapy, Wangdo Kim, Antonio P. Veloso, Duarte Araújo, Sean S. Kohles

Biology Faculty Publications and Presentations

A knee joint’s longevity depends on the proper integration of structural components in an axial alignment. If just one of the components is abnormally off-axis, the biomechanical system fails, resulting in arthritis. The complexity of various failures in the knee joint has led orthopedic surgeons to select total knee replacement as a primary treatment. In many cases, this means sacrificing much of an otherwise normal joint. Here, we review novel computational approaches to describe knee physiotherapy by introducing a new dimension of foot loading to the knee axis alignment producing an improved functional status of the patient. New physiotherapeutic applications …