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Keywords: gait
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Journal Articles
Article Type: Research-Article
J Biomech Eng. November 2021, 143(11): 111005.
Paper No: BIO-20-1427
Published Online: July 19, 2021
...Hunter J. Bennett; Justin A. Haegele Research examining gait biomechanics of persons with autism spectrum disorder (ASD) has grown significantly in recent years and has demonstrated that persons with ASD walk at slower self-selected speeds and with shorter strides, wider step widths, and reduced...
Journal Articles
Article Type: Research-Article
J Biomech Eng. November 2021, 143(11): 111003.
Paper No: BIO-19-1477
Published Online: July 19, 2021
... joint laxity, and a quadriceps avoidance gait. Table 2 PCs retained, variance explained, and PC-scores for bilateral TKR, unilateral TKR, and asymptomatic controls PCs retained, variance explained, and PC-scores for bilateral TKR, unilateral TKR, and asymptomatic controls PC...
Journal Articles
Article Type: Design Innovation Paper
J Biomech Eng. October 2021, 143(10): 105001.
Paper No: BIO-20-1420
Published Online: June 17, 2021
...:  c.laubscher@csuohio.edu e-mail:  ryan.farris@parker.com e-mail:  a.vandenbogert@csuohio.edu e-mail:  j.sawicki@csuohio.edu 07 09 2020 11 05 2021 17 06 2021 design methodology assistive technology biomechanics electromyography exoskeleton gait locomotion Cerebral...
Journal Articles
Article Type: Technical Briefs
J Biomech Eng. May 2021, 143(5): 054501.
Paper No: BIO-19-1358
Published Online: February 22, 2021
...Jordan Skaro; Scott J. Hazelwood; Stephen M. Klisch Principal component analysis (PCA) has been used as a post-hoc method for reducing knee crosstalk errors during gait analysis. PCA minimizes correlations between flexion–extension (FE), abduction–adduction (AA), and internal–external rotation (IE...
Journal Articles
Article Type: Technical Briefs
J Biomech Eng. April 2021, 143(4): 044503.
Paper No: BIO-20-1137
Published Online: February 1, 2021
...Eva Orantes-Gonzalez; Jose Heredia-Jimenez; Ambreen Chohan; Jim D. Richards Background: Previous thorax models have been proposed for gait analysis, however these require markers to be placed on the back. This presents a limitation in the kinematic analysis of the thorax under load carriage...
Includes: Supplementary data
Journal Articles
Article Type: Research-Article
J Biomech Eng. May 2020, 142(5): 051014.
Paper No: BIO-19-1163
Published Online: February 19, 2020
... linkage actuated by 25 Hill-type muscle-tendon units (MTUs). Individual muscle forces were determined by combining gait data with two widely used computational methods—static optimization and computed muscle control (CMC)—available in opensim , an open-source musculoskeletal modeling and simulation...
Journal Articles
Article Type: Research-Article
J Biomech Eng. May 2020, 142(5): 051003.
Paper No: BIO-19-1122
Published Online: January 17, 2020
... and ankle using a distractive force, allowing more natural sagittal and frontal plane ankle motion during gait. To evaluate its efficacy, this study compared ankle joint kinematics and plantar pressures among the DAO, standard double upright ankle-foot orthosis (DUAFO), and a nonorthosis control (CON...
Journal Articles
Article Type: Research-Article
J Biomech Eng. December 2019, 141(12): 121008.
Paper No: BIO-19-1240
Published Online: November 6, 2019
... but not sham. Together, these results show that stroke inhibits exercise-induced changes to femoral microstructure but not tibial composition, even without changes to gait. Similarly, affected-unaffected limb differences in cortical bone structure and bone formation rate in ambulatory mice show that stroke...
Journal Articles
Article Type: Review Articles
J Biomech Eng. July 2019, 141(7): 070801.
Paper No: BIO-18-1056
Published Online: May 23, 2019
.... Editor: Paul Rullkoetter. 30 01 2018 16 11 2018 gait biomechanics stability amputee poststroke rehabilitation Human movement can be exceedingly complex to analyze due to highly nonlinear multibody dynamics, nonlinear relationships between muscle excitations and resulting...
Journal Articles
Article Type: Research-Article
J Biomech Eng. August 2019, 141(8): 081012.
Paper No: BIO-18-1416
Published Online: May 23, 2019
.... Manuscript received September 20, 2018; final manuscript received April 17, 2019; published online May 23, 2019. Assoc. Editor: Paul Rullkoetter. 20 09 2018 17 04 2019 gait knee kinematics secondary knee motion bi-planar fluoroscopy Kinematics and kinetics of the knee joint...
Topics: Kinematics, Knee
Journal Articles
Article Type: Technical Briefs
J Biomech Eng. December 2018, 140(12): 124501.
Paper No: BIO-17-1460
Published Online: September 25, 2018
... a reference material that can inspire and guide future studies of nonlinear gait dynamics. 1 Corresponding author. Manuscript received October 11, 2017; final manuscript received July 23, 2018; published online September 25, 2018. Assoc. Editor: Tammy L. Haut Donahue. 11 10 2017 23 07...
Includes: Supplementary data
Journal Articles
Article Type: Research-Article
J Biomech Eng. December 2018, 140(12): 121005.
Paper No: BIO-17-1597
Published Online: September 25, 2018
...Rakesh Pilkar; Arvind Ramanujam; Kathleen Chervin; Gail F. Forrest; Karen J. Nolan In the absence of standardized symmetry assessments, quantifying symmetry based on the kinematic evolution of lower extremity joints can elucidate gait irregularities. The objective was to develop a novel cyclogram...
Journal Articles
Article Type: Design Innovation Paper
J Biomech Eng. March 2014, 136(3): 035002.
Paper No: BIO-13-1098
Published Online: February 13, 2014
...-effectors would enable studies at other joints or with additional degrees of freedom. prosthetic foot design biomechanics walking amputee gait Individuals with lower-limb disabilities experience reduced mobility and quality of life compared to their able-bodied counterparts. Major lower...
Journal Articles
Article Type: Research-Article
J Biomech Eng. February 2014, 136(2): 021031.
Paper No: BIO-13-1427
Published Online: February 5, 2014
..., and reduced prediction sensitivity to uncertainties in muscle model parameter values. gait biomechanics electromyography static optimization instrumented implant in vivo knee loads musculoskeletal model Knowledge of subject-specific joint contact and muscle forces during activities...
Includes: Supplementary data
Journal Articles
Article Type: Research-Article
J Biomech Eng. February 2013, 135(2): 021013.
Paper No: BIO-12-1441
Published Online: February 7, 2013
.... computational simulation gait tibiofemoral loads Since the introduction of total knee replacements (TKR) in the 1970 s, prediction of postoperative function and implant loading has been a central concern of both clinicians and manufacturers. More than 4.5 million Americans are living with a TKR...
Journal Articles
Article Type: Research-Article
J Biomech Eng. February 2013, 135(2): 021012.
Paper No: BIO-12-1460
Published Online: February 7, 2013
... competitions are planned for the 2013 and 2014 conferences. Each year of the competition, a comprehensive data set collected from a single subject implanted with a force-measuring knee replacement is released. Competitors predict medial and lateral knee contact forces for two gait trials without knowledge...
Journal Articles
Article Type: Research Papers
J Biomech Eng. November 2012, 134(11): 111005.
Published Online: October 26, 2012
...Nicholas P. Fey; Glenn K. Klute; Richard R. Neptune Unilateral below-knee amputees develop abnormal gait characteristics that include bilateral asymmetries and an elevated metabolic cost relative to non-amputees. In addition, long-term prosthesis use has been linked to an increased prevalence...
Journal Articles
Article Type: Technical Briefs
J Biomech Eng. August 2012, 134(8): 084502.
Published Online: August 6, 2012
... was to compare two goniometric devices: a traditional strain-gauge flexible goniometer, and a fiberoptic flexible goniometer, for measuring dynamic knee flexion/extension angles during activity of daily living: chair rise, and gait; and exercise: deep knee bends, against joint angles computed from a “gold...
Journal Articles
Article Type: Research Papers
J Biomech Eng. January 2012, 134(1): 011010.
Published Online: February 9, 2012
... making process for an optimal intervention aimed at reducing the load on the medial compartment of the knee during walking. However, these promising findings originated from studies on healthy subjects and their relevance for gait training interventions in patients with presumably painful knee...
Topics: Knee, Stress
Journal Articles
Article Type: Technical Briefs
J Biomech Eng. May 2011, 133(5): 054501.
Published Online: May 17, 2011
... possible with improvements in robot technology and in vivo measuring techniques. A motion analysis system has been used to measure the motions of the tibia and femur of the ovine stifle joint during normal gait. These in vivo motions are then reproduced with a parallel robot. To ensure that the motion...