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Journal Papers

  • Kearney, K.M., J.B. Harley and J.A. Nichols. (accepted 2021) “Classifying Muscle Parameters with Artificial Neural Networks and Simulated Lateral Pinch Data” PLoS One.  

  • Ordonez Diaz, T. and J.A. Nichols. (2021) “Anthropometric Scaling of Musculoskeletal Models of the Hand Captures Age-Dependent Differences in Lateral Pinch Force” Journal of Biomechanics. 123:110498. https://doi.org/10.1016/j.jbiomech.2021.110498 PubMed

  • Hao, K.A. and J.A. Nichols. (2021) “Simulating Finger-Tip Force Using Two Common Contact Models: Hunt-Crossley and Elastic Foundation” Journal of Biomechanics. 119:110334 https://doi.org/10.1016/j.jbiomech.2021.110334 PubMed 

  • Haupt E., J. Monir, M. Mansfield, A. Pollizzi, J.A. Nichols, and C.W. Reb. (2020) “Computed Tomography Validation of the Center-Center Radiographic Technique for Syndesmosis Fixation Axis Alignment” Foot & Ankle International. 41(9):1143-1148 https://doi.org/10.1177/1071100720936215 PubMed

  • Charles, J. and J.A. Nichols. (2020) “Assessing the Validity of Ultrasound Imaging of Wrist Muscle Moment Arms through an Agar Phantom Experiment and In Vivo Case Study” UF Journal of Undergraduate Research. 22(Fall). https://doi.org/10.32473/ufjur.v22i0.120555 Weblink

  • Lenz, A.L., J.A. Nichols, K.E. Roach, K.B. Foreman, A. Barg, C.L. Saltzman, and A.E. Anderson. (2020) “Compensatory Motion of the Subtalar Joint Following Tibiotalar Arthrodesis: An In-Vivo Dual-Fluoroscopy Imaging Study” Journal of Bone & Joint Surgery. 102(7):600-609 https://doi.org/10.2106/JBJS.19.01132 PubMed 

  • Nichols, J.A., K.B. Foreman, A. Barg, C.L. Saltzman, and A.E. Anderson. (2019) “Ankle Strength, Muscle Size, and Adipose Content Following Unilateral Tibiotalar Arthrodesis” Journal of Orthopaedic Research. 37(5):1143-1152 https://doi.org/10.1002/jor.24282 PubMed 

  • Martin, J.C. and J.A. Nichols (2018) “Simulated Work Loops Predict Maximal Human Cycling Power.” Journal of Experimental Biology221: jeb1801109. http://doi.org/10.1242/jeb.180109 PubMed 

  • Nichols, J.A., K.E. Roach, N.M. Fiorentino, and A.E. Anderson. (2017) “Subject-Specific Axes of Rotation Based on Talar Morphology Do Not Improve Predictions of Tibiotalar and Subtalar Joint Kinematics.” Annals of Biomedical Engineering. 45(9): 2109-2121. http://doi.org/10.1007/s10439-017-1874-9 PubMed PDF

  • Nichols, J.A., M.S. Bednar, S.J. Wohlman, and W.M. Murray. (2017) “Connecting the Wrist to the Hand: A Simulation Study Examining Changes in Thumb-Tip Endpoint Force Following Wrist Surgery.” Journal of Biomechanics. 58: 97-104. https://doi.org/10.1016/j.jbiomech.2017.04.024 PubMed PDF

  • Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (2017) “Decoupling the Wrist: A Cadaveric Experiment Examining Wrist Kinematics Following Midcarpal Fusion and Scaphoid Excision.” Journal of Applied Biomechanics. 33(1): 12-23. http://dx.doi.org/10.1123/jab.2015-0324 PubMed PDF

  • Nichols, J.A., K.E. Roach, N.M. Fiorentino, and A.E. Anderson. (2016) “Predicting Tibiotalar and Subtalar Joint Angles from Skin-Marker Data with Dual-Fluoroscopy as a Reference Standard.” Gait & Posture 49:136-143.
     
    http://dx.doi.org/10.1016/j.gaitpost.2016.06.031 PubMed PDF

  • Nichols, J.A., M.S. Bednar, and W.M. Murray. (2016) “Surgical Simulations Based on Limited Quantitative Data: Understanding How Musculoskeletal Models Can Be Used to Predict Moment Arms and Guide Experimental Design.” PLoS ONE. 11(6): e0157346. http://dx.doi.org/10.1371/journal.pone.0157346 PubMed PDF

  • Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (2015) “Wrist Salvage Procedures Influence Moment Arms of the Primary Wrist Muscles.” Clinical Biomechanics 30(5):424-430. http://dx.doi.org/10.1016/j.clinbiomech.2015.03.015. PubMed PDF

  • Nichols, J.A., M.S. Bednar, and W.M. Murray. (2013) “Orientations of Wrist Axes of Rotation Influence Torque to Hold the Hand Against Gravity: A Simulations Study of the Nonimpaired and Surgically Salvaged Wrist.” Journal of Biomechanics. 46(1): 192-196. http://dx.doi.org/10.1016/j.jbiomech.2012.10.035. PubMed PDF

Abstracts & Conference Proceedings

2021

  • Barron S., F. Pozzi, and J.A. Nichols (2021) “Common Shoulder Models Perform Best in Frontal Plane when Studying Glenohumeral Joint Mechanics” Poster at Biomedical Engineering Society (BMES) Annual Meeting. Orlando, FL.

  • Heifner, J., J. Kilgore III, J.A. Nichols, and C.W. Reb (2021) “Syndesmosis Injury Imparts a Large Negative Effect on Patient-Reported Outcomes: a Systematic Review” Poster at American Orthopaedic Foot & Ankle Society (AOFAS) Annual Meeting. Charlotte, NC.

  • Heifner, J., J.A. Nichols, and C.W. Reb (2021) “The Prognostic Value of Syndesmosis Malreduction for Revision Surgery: a Systematic Review” Poster at American Academy of Orthopaedic Surgeons (AOFAS) Annual Meeting. Charlotte, NC.

  • Heifner, J., J. Kilgore III, J.A. Nichols, and C.W. Reb (2021) “Syndesmosis Injury Imparts a Large Negative Effect on Patient-Reported Outcomes: a Systematic Review” Podium at American Academy of Orthopaedic Surgeons (AAOS) Annual Meeting. San Diego, CA.

  • Rakauskas, T., T. Ordonez Diaz, and J.A. Nichols (2021) “Measuring Fascicle Lengths in Extrinsic and Intrinsic Thumb Muscles Using Extended Field-of-View Ultrasound” Thematic Poster at American Society of Biomechanics Annual MeetingVirtual Format.  Abstract Poster

  • Diaz, M., J.B. Harley and J.A. Nichols (2021) “Influence of Upper Limb Model Parameters in Isometric and Isokinetic Tasks” Thematic Poster at American Society of Biomechanics Annual MeetingVirtual Format.  Abstract Poster

  • Kearney, K., J.B. Harley, and J.A. Nichols (2021) “Inverse Distance Weighting to Rapidly Generate Large Simulation Datasets” Podium at International Society of Biomechanics. Virtual Format.  Abstract

  • Ordonez Diaz, T. and J.A. Nichols (2021) “Evaluating Anthropometrically Scaled Models of Lateral Pinch to Characterize the Pediatric Hand” Poster at Hand & Wrist Biomechanics International in conjunction with the International Society of Biomechanics. Virtual Format.  Abstract Poster Video

  • Kearney, K., J.B. Harley, and J.A. Nichols (2021) “Learning from the Measurable: Predicting Changes in Hill-Type Muscle Parameters from Lateral Pinch” Poster at Hand & Wrist Biomechanics International in conjunction with the International Society of Biomechanics. Virtual Format.  Abstract Poster Video

  • Lenz, A.L,  J.A. Nichols, K.E. Roach, R.J. Lisonbee, K.B. Foreman, A. Barg, C.L. Saltzman, and A.E. Anderson (2021)  “Contralateral Ankle Complex Kinematic Compensations After Unilateral Tibiotalar Arthrodesis” Podium at International Foot and Ankle Biomechanics (i-FAB) Community. Virtual Format.

  • Jackson, N.J., C.W. Reb, J.B. Harley, and J.A. Nichols (2021) “Computational Comparison of Center-Center and Centroid Axes in Syndesmosis Fixation” Poster at Orthopaedic Research Society Annual Meeting. Virtual Format.  Abstract Poster

  • Barron, S., T. Ordonez Diaz, F. Pozzi, and J.A. Nichols (2021) “Assessment of Superficial and Deep Muscle Activity in the Upper Extremity Using Ultrasound Shear Wave Elastography” Podium at Orthopaedic Research Society Annual Meeting. Virtual Format.  Abstract Video


2020

  • Hilton, T., and J.A. Nichols (2020) “Comparing Two Motion Capture Marker Sets for Measuring Thumb Kinematics.”  Undergraduate Poster at Biomedical Engineering Society (BMES) Annual Meeting, Virtual Format.  Abstract Poster

  • Morales Y., C.W. Reb, and J.A. Nichols (2020) “Incorporating Fibular Kinematics into Musculoskeletal Computer Models to Evaluate Ankle Syndesmosis Injury Mechanisms” Poster at Biomedical Engineering Society (BMES) Annual Meeting, Virtual Format.  Abstract Poster

  • Moran, K., and J.A. Nichols (2020) “Simulations Capture Relationship between Upper Limb Posture and Thumb-Tip Force” Undergraduate Poster at Biomedical Engineering Society (BMES) Annual Meeting, Virtual Format.  Abstract Poster

  • Bassi, Y., J.B. Harley, and J.A. Nichols (2020) “Module-Based Analysis of Upper-Limb Movement Post-Stroke” Undergraduate Poster at Biomedical Engineering Society (BMES) Annual Meeting, Virtual Format.  Abstract Poster

  • Barnes, D., and J.A. Nichols (2020) “Supraspinatus Produces Highest Muscle Force as Glenohumeral Joint Force Increases with Speed.” Undergraduate Poster at Biomedical Engineering Society (BMES) Annual Meeting, Virtual Format.  Abstract Poster

  • Gibby G., D. Lizdas, W.T. Johnson, S. Niemi, I Zaour, S. Kiley, J.A. Nichols, P. Tighe, and S. Lampotang (2020) “Design, Build, and Evaluation of a Low-Cost, Pandemic Ventilator Using Non-Ventilator Supply Chain Parts” American Society of Anesthesiologists Annual Meeting


2019

  • Smith C.P. and J.A. Nichols (2019) “Design and Calibration of a Custom Force Sensor for Application in Pinch Force Measurement.” Podium at  Biomedical Engineering Society (BMES) Annual Meeting, Philadelphia, PA.  Abstract

  • Flores K., J.B. Harley and J.A. Nichols (2019) “Predicting Lower Limb Muscle Strength with Feed Forward Neural Networks.” Podium at  Biomedical Engineering Society (BMES) Annual Meeting, Philadelphia, PA.  Abstract

  • Lopez, N., F. Pozzi, and J.A. Nichols (2019) “Comparing Glenohumeral Joint Kinematics Using Motion Capture and Two OpenSim Shoulder Models.” Undergraduate Poster at  Biomedical Engineering Society (BMES) Annual Meeting, Philadelphia, PA.  Abstract Poster

  • Charles, J.P., and J.A. Nichols (2019) “It’s All in the Wrist – An Agar Phantom Experiment to Inform Study of Geometric Wrist Moment Arms.” Undergraduate Poster at  Biomedical Engineering Society (BMES) Annual Meeting, Philadelphia, PA.  Abstract

  • Kearney, K., J.B. Harley, and J.A. Nichols (2019) “Classifying Muscle Parameters with Long-Short Term Memory Networks and Simulated Lateral Pinch Data.” Podium at  Biomedical Engineering Society (BMES) Annual Meeting, Philadelphia, PA.  Abstract

  • Ordonez Diaz, T. and J.A. Nichols (2019) “Evaluating Lateral Pinch Force Across the Lifespan through Scaled Musculoskeletal Models of the Hand.” Poster at  Biomedical Engineering Society (BMES) Annual Meeting, Philadelphia, PA.  Abstract Poster

  • Diaz-Portela, P. and J.A. Nichols (2019) “A Motion Capture Study to Analyze Finger Joint Coordination During Daily Tasks.” Poster at  Biomedical Engineering Society (BMES) Annual Meeting, Philadelphia, Philadelphia, PA.  Abstract Poster

  • Hao, K.A. and J.A. Nichols (2019) “Simulating Finger-Tip Force Using Two Common Contact Models: Hunt-Crossley and Elastic Foundation.” ASB Undergraduate Award Competition Poster for International Society of Biomechanics (ISB) and American Society of Biomechanics (ASB) Joint Meeting, Calgary, Canada.  Abstract Poster

  • Lenz, A.L, J.A. Nichols, K.E. Roach, A. Barg, C.L. Saltzman, K.B. Foreman, and A.E. Anderson (March 2019) “In Vivo Subtalar Kinematics Following Tibiotalar Arthrodesis During Stair Tasks and Walking: A Dual-Fluoroscopy Study.” Podium at Gait & Clinical Movement Analysis Society Annual Meeting, Dallas, TX.


2018

  • Dansereau, O., M. Rionda, and J.A. Nichols. (October 2018) “Comparison of Tibiotalar and Subtalar Joint Moments Across Models of Healthy and Pathological Ankles.” Undergraduate Poster at Biomedical Engineering Society (BMES) Annual Meeting, Atlanta, GA.  Abstract

  • Rionda, M., O. Dansereau, and J.A. Nichols. (October 2018) “Examining Tibiotalar and Subtalar Kinematics through Simulations of Healthy and Pathological Ankles.” Undergraduate Poster at Biomedical Engineering Society (BMES) Annual Meeting, Atlanta, GA.  Abstract

  • Nichols, J.A., K.S. Alguri and J.B. Harley. (August 2018) “Identifying Biomechanical Wrist Impairments with Machine Learning: A Feasibility Study.” Award Podium at American Society of Biomechanics Annual Meeting, Rochester, Minnesota. Awarded ASB Early Career Achievement Award.  Abstract Video

  • Lenz, A.L., K.E. Roach, J.A. Nichols, A. Barg, C.L. Saltzman, K.B. Foreman, and A.E. Anderson. (August 2018) “Subtalar Kinematics After Tibiotalar Fusion.” Thematic poster at American Society of Biomechanics Annual Meeting, Rochester, Minnesota.

  • Nichols, J.A., K.B. Foreman, A. Barg, C.L. Saltzman, and A.E. Anderson. (March 2018) “Ankle Strength and Muscle Cross-Sectional Area in Patients with Successfully Fused Tibiotalar Joints Compared with Asymptomatic Contralateral Control Limbs.” Poster at Orthopaedic Research Society Annual Meeting, New Orleans, Louisiana.


2017 and earlier

  • Nichols, J.A. and A.E. Anderson. (May 2017) “Deficits in Mobility and Strength After Tibiotalar Arthrodesis.” ePoster at Gait & Clinical Movement Analysis Society Annual Meeting, Salt Lake City, Utah.

  • Nichols, J.A., K.E. Roach, N.M. Fiorentino, and A.E. Anderson. (Oct. 2016) “Subject-Specific Models to Predict Ankle Kinematics with Dual-Fluoroscopy as a Reference Standard.” Podium at Biomedical Engineering Society (BMES) Annual Meeting, Minneapolis, Minnesota.

  • Nichols, J.A., K.E. Roach, N.M. Fiorentino, and A.E. Anderson. (Aug. 2016) “Subject-Specific Ankle Models: Can They Predict Tibiotalar and Subtalar Joint Angles Measured In Vivo Using Dual-Fluoroscopy?” Thematic poster at American Society of Biomechanics Annual Meeting, Raleigh, North Carolina.

  • Nichols, J.A., K.E. Roach, and A.E. Anderson. (June 2016) “Assessing the Predictive Accuracy of Kinematic Hindfoot Models with Dual-Fluoroscopy as a Reference.” Podium at FOOT International Congress hosted in part by International Foot and Ankle Biomechanics (i-FAB) Community, Berlin, Germany. http://dx.doi.org/10.1016/j.fas.2016.05.095.

  • Nichols, J.A., M.S. Bednar, S.J. Wohlman, and W.M. Murray. (Aug. 2015) “A Simulation Study of the Wrist and Thumb: Why Do Wrist Surgeries Decrease Lateral Pinch Strength?” Podium at American Society of Biomechanics Annual Meeting, Columbus, OH.

  • Nichols, J.A., K.E. Roach, C.L. Saltzman, and A.E. Anderson. (June 2015) “Designing Biomechanical Models of the Ankle: How Many Degrees of Freedom are Necessary to Reflect In Vivo Joint Kinematics?” Podium at Summer Biomechanics, Bioengineering, and Biotransport Conference, Snowbird, UT.  

  • Nichols, J.A. (April 2015) “Empowering Researchers to Shape Medical Innovation.” Podium at 8th International Conference on Ethics in Biology, Engineering, and Medicine, Brooklyn, NY. (published in a special issue of the International Journal of Medical Implants and Devices, 7(1):3).

  • Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (July 2014) “Understanding the Kinematic Design of the Wrist: A Cadaveric Study Examining the Relationship Between the Scaphoid, the Midcarpal Joint, and Wrist Axes of Rotation.” Poster at World Congress of Biomechanics, Boston, MA.

  • Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (Oct. 2013) “Proximal Row Carpectomy and Scaphoid-Excision Four-Corner Fusion Impact the Mechanical Actions of Writ and Hand Muscles.” Poster at 68th Annual Meeting of the American Society for Surgery of the Hand, San Francisco, CA.

  • Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (Aug. 2013) “Connecting the Wrist to the Hand: How Does the Design of the Wrist Influence Moment Arms of Wrist and Hand Muscles?” Poster at 24th Congress of the International Society of Biomechanics, Natal, Brazil.
    Finalist for David Winter Young Investigator Award  

  • Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (April 2013) “Surgical Simulations Based on Limited Quantitative Data: What Can We Learn?” Podium at 11th International Symposium: Computer Methods in Biomechanics and Biomedical Engineering, Salt Lake City, Utah.

  • Nichols, J.A., R.M. Havey, M.S Bednar, and W.M. Murray. (June 2012) “Kinematic Implications of Altering the Design of the Wrist: A Cadaveric Study Examining Midcarpal Fusion and Scaphoid Excision.” Podium at 2012 Summer Bioengineering Conference, Fajardo, Puerto Rico.http://dx.doi.org/10.1115/SBC2012-80125

  • Nichols, J.A., M.S. Bednar, A.K. Balaram, R.M. Havey, and W.M. Murray. (Aug. 2011) “Wrist Kinematics Following Scaphoid-Excision Four Corner Fusion.” Poster at American Society of Biomechanics Annual Meeting, Long Beach, CA.

  • Nichols, J.A., M.S. Bednar, W.M. Murray. (Oct. 2010) “Surgical Simulations of Proximal Row Carpectomy and Scaphoid-Excision, Four-Corner Fusion.” Podium at 65th Annual Meeting of the American Society for Surgery of Hand, Boston, MA.  
    http://dx.doi.org/10.1016/S0363-5023(10)60088-3 

  • Nichols, J.A., M.S. Bednar, W.M. Murray. (June 2010) “Development of a Biomechanical Model of the Wrist Following Proximal Row Carpectomy.” Podium at 7th Triennial International Hand and Wrist Biomechanics Symposium, Cleveland, OH.