Scholarly journal articles produced by faculty and staff of the Biomechanics Research Building are collected here.

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Submissions from 2009

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Infants Born Preterm Exhibit Different Patterns of Center-of-Pressure Movement Than Infants Born at Full Term, Stacey C. Dusing, Anastasia Kyvelidou, Vicki S. Mercer, and Nicholas Stergiou

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Complexity of Postural Control in Infants: Linear and Nonlinear Features Revealed by Principal Component Analysis, Regina T. Harbourne, Joan E. Deffeyes, Anastasia Kyvelidou, and Nicholas Stergiou

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Movement Variability and the Use of Nonlinear Tools: Principles to Guide Physical Therapist Practice, Regina T. Harbourne and Nicholas Stergiou

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Electromyographic response is altered during robotic surgical training with augmented feedback, Timothy N. Judkins, D. Oleynikov, and Nicholas Stergiou

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Objective evaluation of expert and novice performance during robotic surgical training tasks, Timothy N. Judkins, D. Oleynikov, and Nicholas Stergiou

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Validated robotic laparoscopic surgical training in a virtual-reality environment, Dimitrios Kastavelis, Ka-Chun Siu, B. Brown-Clerk, Irene H. Lee, Yong Kwon Lee, D. Oleynikov, and Nicholas Stergiou

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Reliability of Center of Pressure Measures for Assessing the Development of Sitting Postural Control, Anastasia Kyvelidou, Regina T. Harbourne, Wayne A. Stuberg, Junfeng Sun, and Nicholas Stergiou

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Development of Upper Body Coordination During Sitting in Typically Developing Infants, Anastasia Kyvelidou, Wayne A. Stuberg, Regina T. Harbourne, Joan E. Deffeyes, Daniel Blanke, and Nicholas Stergiou

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The Effect of Anterior Cruciate Ligament Reconstruction on Stride-to-Stride Variability, Constantina O. Moraiti, Nicholas Stergiou, Stavros Ristanis, Haris S. Vasiliadis, Kostas Patras, Cassandra Lee, and Anastasios D. Georgoulis

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Gait variability is altered in patients with peripheral arterial disease, Sara A. Myers, Jason Johanning, Nicholas Stergiou, Ronaldo Celis, and Leon Robinson

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Physiological demands of competitive basketball, Kenji Narazaki, Kris E. Berg, Nicholas Stergiou, and Bing Chen

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High intensity running results in an impaired neuromuscular response in ACL reconstructed individuals, Kostas Patras, Giorgos Ziogas, Stavros Ristanis, Elias Tsepis, Nicholas Stergiou, and Anastasios D. Georgoulis

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The effects of a plyometric training program on the latency time of the quadriceps femoris and gastrocnemius short-latency responses, D. H. Potach, Dimitrios Kastavelis, Gregory M. Karst, R. W. Latin, and Nicholas Stergiou

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Effect of femoral tunnel placement for reconstruction of the anterior cruciate ligament on tibial rotation, Stavros Ristanis, Nicholas Stergiou, Eleftheria Siarava, Aikaterini Ntoulia, Grigoris Mitsionis, and Anastasios D. Georgoulis

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Factors Affecting Functional Reach Scores in Youth with Typical Development, Kathleen G. Volkman, Nicholas Stergiou, Wayne A. Stuberg, Regina T. Harbourne, Daniel Blanke, and Julie Stoner

Submissions from 2008

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Bilateral claudication results in alterations in the gait biomechanics at the hip and ankle joints, Shing-Jye Chen, Iraklis Pipinos, Jason Johanning, Matija Radovic, Sara A. Myers, and Nicholas Stergiou

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Stepping over obstacles of different heights and varied shoe traction alter the kinetic strategies of the leading limb, Jeremy J. Houser, Leslie M. Decker, and Nicholas Stergiou

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Enhanced Robotic Surgical Training Using Augmented Visual Feedback, Timothy N. Judkins, D. Oleynikov, and Nicholas Stergiou

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Aging and partial body weight support affects gait variability, Anastasia Kyvelidou, Max J. Kurz, Julie L. Ehlers, and Nicholas Stergiou

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Claudication distances and the Walking Impairment Questionnaire best describe the ambulatory limitations in patients with symptomatic peripheral arterial disease, Sara A. Myers, Jason Johanning, Nicholas Stergiou, Thomas G. Lynch, G. Matthew Longo, and Iraklis Pipinos

Submissions from 2007

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Approximate entropy detects the effect of a secondary cognitive task on postural control in healthy young adults: a methodological report, James T. Cavanaugh, Vicki S. Mercer, and Nicholas Stergiou

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Effectiveness of Reconstruction of the Anterior Cruciate Ligament With Quadrupled Hamstrings and Bone-Patellar Tendon-Bone Autografts: An In Vivo Study Comparing Tibial Internal-External Rotation, Vasileios Chouliaras, Stavros Ristanis, Constantina Moraiti Moraiti, Nicholas Stergiou, and Anastasios D. Georgoulis

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Herodicus, the father of sports medicine, Anastasios D. Georgoulis, Irini-Sofia Kiapidou, Lamprini Velogianni, Nicholas Stergiou, and Arthur Boland

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Tibial Rotation is Not Restored after ACL Reconstruction with a Hamstring Graft, Anastasios D. Georgoulis, Stavros Ristanis, Vasileios Chouliaras, Constantina O. Moraiti, and Nicholas Stergiou

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Do horizontal propulsive forces influence the nonlinear structure of locomotion?, Max J. Kurz and Nicholas Stergiou

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ACL deficiency affects stride-to-stride variability as measured using nonlinear methodology, Constantina O. Moraiti, Nicholas Stergiou, Stavros Ristanis, and Anastasios D. Georgoulis

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Objective assessment of proficiency with bimanual inanimate tasks in robotic laparoscopy, Kenji Narazaki, D. Oleynikov, and Nicholas Stergiou

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Peripheral arterial disease affects ground reaction forces during walking, Melissa Scott-Pandorf, Nicholas Stergiou, Jason Johanning, Leon Robinson, Thomas G. Lynch, and Iraklis Pipinos

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Tibial Rotation in Anterior Cruciate Ligament (ACL)-Deficient and ACL-Reconstructed Knees, Nicholas Stergiou, Stavros Ristanis, Constantina O. Moraiti, and Anastasios D. Georgoulis

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Methods to Improve the Reliability of the Functional Reach Test in Children and Adolescents With Typical Development, Kathleen G. Volkman, Nicholas Stergiou, Wayne A. Stuberg, Daniel Blanke, and Julie Stoner

Submissions from 2006

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Recovery of Postural Control After Cerebral Concussion: New Insights Using Approximate Entropy, James T. Cavanaugh, Kevin M. Guskiewicz, Carol Giuliani, Stephen Marshall, Vicki S. Mercer, and Nicholas Stergiou

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A Novel Approach to Measure Variability in the Anterior Cruciate Ligament Deficient Knee During Walking: The Use of the Approximate Entropy in Orthopaedics, Anastasios D. Georgoulis, Constantina O. Moraiti, Stavros Ristanis, and Nicholas Stergiou

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Robotic Surgery and Training: Electromyographic correlates of robotic laparoscopic training, Timothy N. Judkins, D. Oleynikov, N. Karazaki, and Nicholas Stergiou

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Hip Actuations Can be Used to Control Bifurcations and Chaos in a Passive Dynamic Walking Model, Max J. Kurz and Nicholas Stergiou

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Original investigation correlated joint fluctuations can influence the selection of steady state gait patterns in the elderly, Max J. Kurz and Nicholas Stergiou

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An improved surrogate method for detecting the presence of chaos in gait, David J. Miller, Nicholas Stergiou, and Max J. Kurz

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Follow-up Evaluation 2 Years After ACL Reconstruction With Bone–Patellar Tendon–Bone Graft Shows That Excessive Tibial Rotation Persists, Stavros Ristanis, Nicholas Stergiou, Kostas Patras, Elias Tsepis, Constantina O. Moraiti, and Anastasios D. Georgoulis

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Optimal Movement Variability: A New Theoretical Perspective for Neurologic Physical Therapy, Nicholas Stergiou, Regina T. Harbourne, and James T. Cavanaugh

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Sight-Reading Versus Repertoire Performance on the Piano: A Case Study Using High-Speed Motion Analysis, Brenda Wristen, Sharon Evans, and Nicholas Stergiou

Submissions from 2005

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Detecting altered postural control after cerebral concussion in athletes with normal postural stability, James T. Cavanaugh, Kevin M. Guskiewicz, Carol Giuliani, Stephen Marshall, Vicki S. Mercer, and Nicholas Stergiou

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A Nonlinear Dynamic Approach for Evaluating Postural Control, James T. Cavanaugh, Kevin M. Guskiewicz, and Nicholas Stergiou

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Anterior Cruciate Ligament Reconstruction With a Quadrupled Hamstring Autograft Does Not Restore Tibial Rotation, Anastasios D. Georgoulis, Stavros Ristanis, Vasilis Chouliaras, Constantina O. Moraiti, and Nicholas Stergiou

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Three-dimensional kinematics of the tibiofemoral joint in ACL-deficient and reconstructed patients shows increased tibial rotation, Anastasios D. Georgoulis, Stavros Ristanis, Constantina O. Moraiti, Argyris Mitsou, Manfred Bernard, and Nicholas Stergiou

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Electromechanical delay of the knee extensor muscles is not altered after harvesting the patellar tendon as a graft for ACL reconstruction: implications for sports performance, Anastasios D. Georgoulis, Stavros Ristanis, Anastasios Papadonikolakis, Elias Tsepis, and U. Moebius

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Joint Kinetics of the Ankle and Knee When Running Over Obstacles, Alan Hreljac, Nicholas Stergiou, and Shane D. Scholten

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An artificial neural network that utilizes hip joint actuations to control bifurcations and chaos in a passive dynamic bipedal walking model, Max J. Kurz and Nicholas Stergiou

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The effect of anterior cruciate ligament recontruction on lower extremity relative phase dynamics during walking and running, Max J. Kurz, Nicholas Stergiou, Ugo H. Buzzi, and Anastasios D. Georgoulis

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A template for the exploration of chaotic locomotive patterns, Max J. Kurz, Nicholas Stergiou, Jack Heidel, and E. Terry Foster

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Robotic surgery training and performance, Kenji Narazaki, D. Oleynikov, and Nicholas Stergiou

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Excessive Tibial Rotation During High-Demand Activities Is Not Restored by Anterior Cruciate Ligament Reconstruction, Stavros Ristanis, Nicholas Stergiou, Kostas Patras, Haris S. Vasiliadis, Giannis Giakas, and Anastasios D. Georgoulis

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Baseline measures are altered in biomechanical studies, Nicholas Stergiou and Melissa Scott

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Using Three Dimensional Motion Capture Technology to Describe and Assess Piano Technique: A Case Study, Brenda Wristen, Nicholas Stergiou, and Sharon Evans

Submissions from 2004

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Does Footwear Affect Ankle Coordination Strategies?, Max J. Kurz and Nicholas Stergiou

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The effect of the walking speed on the stability of the anterior cruciate ligament deficient knee, Nicholas Stergiou, Constantina O. Moraiti, Giannis Giakas, Stavros Ristanis, and Anastasios D. Georgoulis

Submissions from 2003

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Nonlinear dynamics indicates aging affects variability during gait, Ugo H. Buzzi, Nicholas Stergiou, Max J. Kurz, Patricia A. Hageman, and Jack Heidel

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Three-Dimensional Tibiofemoral Kinematics of the Anterior Cruciate Ligament-Deficient and Reconstructed Knee during Walking, Anastasios D. Georgoulis, Anastasios Papadonikolakis, Christos D. Papageorgiou, Argyris Mitsou, and Nicholas Stergiou

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Nonlinear analysis of the development of sitting postural control, Regina T. Harbourne and Nicholas Stergiou

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The aging human neuromuscular system expresses less certainty for selecting joint kinematics during gait, Max J. Kurz and Nicholas Stergiou

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The spanning set indicates that variability during the stance period of running is affected by footwear, Max J. Kurz and Nicholas Stergiou

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Spanning set defines variability in locomotive patterns, Max J. Kurz, Nicholas Stergiou, and Daniel Blanke

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Compensatory mechanisms in anterior cruciate ligament deficiency, Anastasios Papadonikolakis, Lance Cooper, Nicholas Stergiou, Anastasios D. Georgoulis, and Panayotis N. Coucacos

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The effects of anterior cruciate ligament reconstruction on tibial rotation during pivoting after descending stairs, Stavros Ristanis, Giannis Giakas, Christos D. Papageorgiou, Constantina O. Moraiti, Nicholas Stergiou, and Anastasios D. Georgoulis

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Subtalar and knee joint interaction during running at various stride lengths, Nicholas Stergiou, Barry T. Bates, and Max J. Kurz

Submissions from 2002

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Comparison of gait patterns between young and elderly women: an examination of coordination, Jennifer E. Byrne, Nicholas Stergiou, Daniel Blanke, Jeremy J. Houser, Max J. Kurz, and Patricia A. Hageman

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Effect of normalization and phase angle calculations on continuous relative phase, Max J. Kurza and Nicholas Stergiou

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Frequency domain characteristics of ground reaction forces during walking of young and elderly females, Nicholas Stergiou, Giannis Giakas, Jennifer E. Byrne, and Valerie Pomeroy

Submissions from 2001

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A dynamical systems investigation of lower extremity coordination during running over obstacles, Nicholas Stergiou, Jody L. Jensen, Barry T. Bates, Shane D. Scholten, and George Tzetzis

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Intralimb coordination following obstacle clearance during running: the effect of obstacle height, Nicholas Stergiou, Shane D. Scholten, Jody L. Jensen, and Daniel Blanke

Submissions from 2000

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Phase determination during normal running using kinematic data, Alan Hreljac and Nicholas Stergiou

Submissions from 1999

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Asynchrony between subtalar and knee joint function during running, Nicholas Stergiou, Barry T. Bates, and Stanley L. James

Submissions from 1997

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The relationship between subtalar and knee joint function as a possible mechanism for running injuries, Nicholas Stergiou and Barry T. Bates

Submissions from 1996

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Performance Accomodation to Midsole Hardness During Running, Barry T. Bates and Nicholas Stergiou

Submissions from 1995

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Interactive effects between group and single-subject response patterns, Janet S. Dufek, Barry T. Bates, Nicholas Stergiou, and C. Roger James