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Journal Articles

Detecting Toe-Off and Initial Contact in Real-Time With Self-Adapting Thresholds

Sofya M. Akhetova, Rebecca Roembke, Peter Adamczyk
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. November 2024, 146(11): 114502.
Paper No: BIO-24-1057
https://doi.org/10.1115/1.4065842
Published Online: July 16, 2024
View Article titled, Detecting Toe-Off and Initial Contact in Real-Time With Self-Adapting Thresholds
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Topics: Algorithms, Safety, Prostheses
Journal Articles

Development and Preliminary Evaluation of a Bimodal Foot Prosthesis for Walking and Running

David M. Ziemnicki, Kirsty A. McDonald, Stephanie L. Molitor, Jeremiah B. Egolf, Justin P. Cruz, Kathryn E. Lee, Karl E. Zelik
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. September 2024, 146(9): 091010.
Paper No: BIO-23-1392
https://doi.org/10.1115/1.4065516
Published Online: June 6, 2024
View Article titled, Development and Preliminary Evaluation of a Bimodal Foot Prosthesis for Walking and Running
Open the PDF for Development and Preliminary Evaluation of a Bimodal Foot Prosthesis for Walking and Running in another window
Topics: Prostheses, Stiffness
Journal Articles

Influence of Walking Over Unexpected Uneven Terrain on Joint Loading for Individuals With Transtibial Amputation

Kristen M. Stewart, Glenn K. Klute, Richard R. Neptune
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. August 2024, 146(8): 081009.
Paper No: BIO-23-1289
https://doi.org/10.1115/1.4065045
Published Online: April 8, 2024
View Article titled, Influence of Walking Over Unexpected Uneven Terrain on Joint Loading for Individuals With Transtibial Amputation
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Topics: Knee, Simulation, Modeling, Prostheses, Impulse (Physics), Simulation results, Wounds, Risk
Journal Articles

Comparison of the Kinematics and Laxity of Total Knee Arthroplasty Bearing Designs Stabilized With Specimen-Specific Virtual Ligaments on a Joint Motion Simulator

Samira Vakili, Brent Lanting, Alan Getgood, Ryan Willing
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. August 2024, 146(8): 081005.
Paper No: BIO-23-1337
https://doi.org/10.1115/1.4064621
Published Online: March 25, 2024
View Article titled, Comparison of the Kinematics and Laxity of Total Knee Arthroplasty Bearing Designs Stabilized With Specimen-Specific Virtual Ligaments on a Joint Motion Simulator
Open the PDF for Comparison of the Kinematics and Laxity of Total Knee Arthroplasty Bearing Designs Stabilized With Specimen-Specific Virtual Ligaments on a Joint Motion Simulator in another window
Topics: Arthroplasty, Bearings, Kinematics, Knee, Testing, Stress, Prostheses, Stability
Journal Articles

Hybrid Soft-Rigid Active Prosthetics Laboratory Exercise for Hands-On Biomechanical and Biomedical Engineering Education

Run Ze Gao, Peter S. Lee, Aravind Ravi, Carolyn L. Ren, Clark R. Dickerson, James Y. Tung
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. May 2024, 146(5): 051007.
Paper No: BIO-23-1258
https://doi.org/10.1115/1.4065008
Published Online: March 25, 2024
View Article titled, Hybrid Soft-Rigid Active Prosthetics Laboratory Exercise for Hands-On Biomechanical and Biomedical Engineering Education
Open the PDF for Hybrid Soft-Rigid Active Prosthetics Laboratory Exercise for Hands-On Biomechanical and Biomedical Engineering Education in another window
Topics: Artificial limbs, Biomedical engineering, Design, Prostheses, Students, Manufacturing, Computer software, Robotics, Feedback
Includes: Supplementary data
Journal Articles

In Silico Mechanical Effort Analysis of the All-On-4 Design Performed With Platform-Switching Distal Short Dental Implants

Luís Carlos Leal Santana, Henrique Takashi Idogava, Camila Cristina De Foggi, Fernando Pozzi Semeghini Guastaldi, Pedro Yoshito Noritomi, Barbara Araújo dos Reis, Luis Geraldo Vaz
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. September 2023, 145(9): 091009.
Paper No: BIO-23-1028
https://doi.org/10.1115/1.4062540
Published Online: May 31, 2023
View Article titled, In Silico Mechanical Effort Analysis of the All-On-4 Design Performed With Platform-Switching Distal Short Dental Implants
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Topics: Artificial limbs, Bone, Design, Finite element analysis, Screws, Stress, Failure, Biomechanics, Prostheses, Mechanical behavior
Journal Articles

Development of Multibundle Virtual Ligaments to Simulate Knee Mechanics After Total Knee Arthroplasty

Samira Vakili, Brent Lanting, Alan Getgood, Ryan Willing
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. September 2023, 145(9): 091003.
Paper No: BIO-22-1219
https://doi.org/10.1115/1.4062421
Published Online: May 22, 2023
View Article titled, Development of Multibundle Virtual Ligaments to Simulate Knee Mechanics After Total Knee Arthroplasty
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Topics: Arthroplasty, Knee, Testing, Kinematics, Stability, Errors, Prostheses
Journal Articles

Combining an Artificial Gastrocnemius and Powered Ankle Prosthesis: Effects on Transtibial Prosthesis User Gait

David M. Ziemnicki, Kirsty A. McDonald, Derek N. Wolf, Stephanie L. Molitor, Jeremiah B. Egolf, Mohh Gupta, Karl E. Zelik
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. June 2023, 145(6): 061009.
Paper No: BIO-22-1221
https://doi.org/10.1115/1.4056706
Published Online: March 8, 2023
View Article titled, Combining an Artificial Gastrocnemius and Powered Ankle Prosthesis: Effects on Transtibial Prosthesis User Gait
Open the PDF for Combining an Artificial Gastrocnemius and Powered Ankle Prosthesis: Effects on Transtibial Prosthesis User Gait in another window
Topics: Impulse (Physics), Knee, Prostheses, Stiffness, Muscle
Journal Articles

Systematic Assessment of Prosthesis Stiffness on User Biomechanics Using the Lower Leg Trajectory Error Framework and Its Implication for the Design and Evaluation of Ankle-Foot Prostheses

Victor Prost, W. Brett Johnson, Jenny A. Kent, Matthew J. Major, Amos G. Winter, V
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. April 2023, 145(4): 041002.
Paper No: BIO-22-1040
https://doi.org/10.1115/1.4056137
Published Online: December 5, 2022
View Article titled, Systematic Assessment of Prosthesis Stiffness on User Biomechanics Using the Lower Leg Trajectory Error Framework and Its Implication for the Design and Evaluation of Ankle-Foot Prostheses
Open the PDF for Systematic Assessment of Prosthesis Stiffness on User Biomechanics Using the Lower Leg Trajectory Error Framework and Its Implication for the Design and Evaluation of Ankle-Foot Prostheses in another window
Topics: Artificial limbs, Design, Engineering prototypes, Errors, Kinematics, Prostheses, Stiffness, Trajectories (Physics), Biomechanics, Dynamics (Mechanics)
Includes: Supplementary data
Journal Articles

Biomechanical Evaluation of Stair Ambulation Using Impedance Control on an Active Prosthesis

Jonathan Camargo, Krishan Bhakta, Kinsey Herrin, Aaron Young
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. February 2023, 145(2): 021007.
Paper No: BIO-22-1158
https://doi.org/10.1115/1.4055759
Published Online: October 6, 2022
View Article titled, Biomechanical Evaluation of Stair Ambulation Using Impedance Control on an Active Prosthesis
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Topics: Prostheses, Stairs, Biomechanics, Knee, Kinematics
Includes: Supplementary data
Journal Articles

Investigating the Effect of Real-Time Center of Pressure Feedback Training on the Swing Phase of Lower Limb Kinematics in Transfemoral Prostheses With SACH Foot

Ashutosh Tiwari, Abhijeet Kujur, Jyoti Kumar, Deepak Joshi
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. July 2022, 144(7): 071009.
Paper No: BIO-21-1269
https://doi.org/10.1115/1.4053364
Published Online: February 18, 2022
View Article titled, Investigating the Effect of Real-Time Center of Pressure Feedback Training on the Swing Phase of Lower Limb Kinematics in Transfemoral Prostheses With SACH Foot
Open the PDF for Investigating the Effect of Real-Time Center of Pressure Feedback Training on the Swing Phase of Lower Limb Kinematics in Transfemoral Prostheses With SACH Foot in another window
Topics: Feedback, Kinematics, Knee, Pressure, Prostheses, Clearances (Engineering)
Journal Articles

A Computational Gait Model With a Below-Knee Amputation and a Semi-Active Variable-Stiffness Foot Prosthesis

Michael A. McGeehan, Peter G. Adamczyk, Kieran M. Nichols, Michael E. Hahn
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. December 2021, 143(12): 124502.
Paper No: BIO-21-1071
https://doi.org/10.1115/1.4052108
Published Online: September 22, 2021
View Article titled, A Computational Gait Model With a Below-Knee Amputation and a Semi-Active Variable-Stiffness Foot Prosthesis
Open the PDF for A Computational Gait Model With a Below-Knee Amputation and a Semi-Active Variable-Stiffness Foot Prosthesis in another window
Topics: Design, Engineering simulation, Kinematics, Knee, Prostheses, Simulation, Stiffness, Dynamics (Mechanics), Parametrization
Includes: Supplementary data
Journal Articles

A Reduced-Order Computational Model of a Semi-Active Variable-Stiffness Foot Prosthesis

Michael A. McGeehan, Peter G. Adamczyk, Kieran M. Nichols, Michael E. Hahn
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. July 2021, 143(7): 074503.
Paper No: BIO-20-1237
https://doi.org/10.1115/1.4050456
Published Online: April 2, 2021
View Article titled, A Reduced-Order Computational Model of a Semi-Active Variable-Stiffness Foot Prosthesis
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Topics: Prostheses, Simulation, Stiffness, Compression, Design, Errors
Journal Articles

Eighty-Five Percent of Improved Optical Power Delivery to Epiretinal Prostheses Using Rigid Body Compensation Algorithm

Nathaniel Mailhot, Ross Cheriton, Kaustubh Vyas, John Cook, Steven Prawer, Karin Hinzer, Davide Spinello
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. June 2021, 143(6): 061009.
Paper No: BIO-19-1570
https://doi.org/10.1115/1.4050026
Published Online: March 17, 2021
View Article titled, Eighty-Five Percent of Improved Optical Power Delivery to Epiretinal Prostheses Using Rigid Body Compensation Algorithm
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Topics: Algorithms, Lasers, Mirrors, Geometry, Prostheses, Laser beams, Microelectromechanical systems, Glass
Journal Articles

Hip Joint Contact Loading and Muscle Forces During Running With a Transtibial Amputation

Lauren A. Sepp, Brian S. Baum, Erika Nelson-Wong, Anne K. Silverman
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. March 2021, 143(3): 031012.
Paper No: BIO-20-1103
https://doi.org/10.1115/1.4049227
Published Online: January 22, 2021
View Article titled, Hip Joint Contact Loading and Muscle Forces During Running With a Transtibial Amputation
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Topics: Impulse (Physics), Muscle, Prostheses, Cycles, Simulation, Biomechanics
Journal Articles

Comparison of Short Stems Versus Straight Hip Stems: A Biomechanical Analysis of the Primary Torsional Stability

Alexander Jahnke, Suleiman Ghandourah, Carlos A. Fonseca Ulloa, Jörn Bengt Seeger, Markus Rickert, Bernd Alexander Ishaque, Gafar Adam Ahmed
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. December 2020, 142(12): 124502.
Paper No: BIO-19-1527
https://doi.org/10.1115/1.4047659
Published Online: September 9, 2020
View Article titled, Comparison of Short Stems Versus Straight Hip Stems: A Biomechanical Analysis of the Primary Torsional Stability
Open the PDF for Comparison of Short Stems Versus Straight Hip Stems: A Biomechanical Analysis of the Primary Torsional Stability in another window
Topics: Biomechanics, Prostheses, Stability, Bone, Stress, Physiology
Journal Articles

Muscle Contributions to Balance Control During Amputee and Nonamputee Stair Ascent

Nicole G. Harper, Jason M. Wilken, Richard R. Neptune
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. December 2020, 142(12): 121007.
Paper No: BIO-19-1551
https://doi.org/10.1115/1.4047387
Published Online: September 8, 2020
View Article titled, Muscle Contributions to Balance Control During Amputee and Nonamputee Stair Ascent
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Topics: Angular momentum, Muscle, Prostheses, Stairs, Gravity (Force), Simulation
Includes: Supplementary data
Journal Articles

The Effects of Prosthesis Inversion/Eversion Stiffness on Balance-Related Variability During Level Walking: A Pilot Study

Myunghee Kim, Hannah Lyness, Tianjian Chen, Steven H. Collins
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. September 2020, 142(9): 091011.
Paper No: BIO-19-1387
https://doi.org/10.1115/1.4046881
Published Online: May 14, 2020
View Article titled, The Effects of Prosthesis Inversion/Eversion Stiffness on Balance-Related Variability During Level Walking: A Pilot Study
Open the PDF for The Effects of Prosthesis Inversion/Eversion Stiffness on Balance-Related Variability During Level Walking: A Pilot Study in another window
Topics: Prostheses, Stiffness, Torque, Pressure
Journal Articles

Ankle Control in Walking and Running: Speed- and Gait-Related Changes in Dynamic Mean Ankle Moment Arm

Peter Gabriel Adamczyk
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. July 2020, 142(7): 071007.
Paper No: BIO-19-1220
https://doi.org/10.1115/1.4045817
Published Online: March 4, 2020
View Article titled, Ankle Control in Walking and Running: Speed- and Gait-Related Changes in Dynamic Mean Ankle Moment Arm
Open the PDF for Ankle Control in Walking and Running: Speed- and Gait-Related Changes in Dynamic Mean Ankle Moment Arm in another window
Topics: Impulse (Physics), Kinematics, Pressure, Prostheses, Statistics, Biomimetics, Stiffness, Shapes, Performance
Journal Articles

Reliability-Based Design Optimization of a Cemented Prosthesis in a Femur Undergoing Bone Remodeling

Leandro Luis Corso, Herbert Martins Gomes, Leandro de Freitas Spinelli, Crisley Dossin Zanrosso, Rogério José Marczak, Asdrubal Falavigna
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. April 2020, 142(4): 041002.
Paper No: BIO-18-1479
https://doi.org/10.1115/1.4045269
Published Online: December 12, 2019
View Article titled, Reliability-Based Design Optimization of a Cemented Prosthesis in a Femur Undergoing Bone Remodeling
Open the PDF for Reliability-Based Design Optimization of a Cemented Prosthesis in a Femur Undergoing Bone Remodeling in another window
Topics: Bone, Optimization, Prostheses, Reliability, Reliability-based optimization, Design, Stress, Failure, Probability, Genetic algorithms