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Publications

Journal Articles

  1. Reb, C.W. and J.A. Nichols (2024) “Generational Leaps in Syndesmosis Imaging Research” Foot & Ankle International. https://doi.org/10.1177/10711007241251829
  2. Johnson, A.J., S.M. Barron, J.A. Nichols, and Y. Cruz-Almeida (2024) “Association of Muscle Quality and Pain in Adults with Symptomatic Knee Osteoarthritis, Independent of Muscle Strength: Findings from a Cross-Sectional Study” Arthritis & Rheumatology. https://doi.org/10.1002/art.42834
  3. Ordonez Diaz, T.,  S. Licht, T.W. Wright, and J.A. Nichols (2024) “Disease Severity Versus Pain Severity: Range of Motion Differences During Single- and Multiplanar Tasks in Women with Carpometacarpal Osteoarthritis” Journal of Orthopaedic Research https://doi.org/10.1002/jor.25833
  4. Jackson, N.J., K. Root, J.A. Nichols and C.W. Reb (2024) “Image Rotation Alters Apparent Fibula Length: An Evaluation of Talocrural Angle, Shenton’s Line, and Dime Sign” Foot & Ankle International. 45(3):236-242. https://doi.org/10.1177/10711007231221991
  5. Tappan, I, E.M. Lindbeck, J.A. Nichols, and J.B. Harley (2024) “Explainable AI Elucidates Musculoskeletal Biomechanics: A Case Study Using Wrist Surgeries” Annals of Biomedical Engineering. 53(3)498-509. https://doi.org/10.1007/s10439-023-03394-9
  6. Diaz, M.T., J.B. Harley, and J.A. Nichols (2024) “Sensitivity Analysis of Upper Limb Musculoskeletal Models during Isometric and Isokinetic Tasks” Journal of Biomechanical Engineering. 146(2):021005. https://doi.org/10.1115/1.4064056
  7. Ordonez Diaz, T., R.B. Fillingim, Y. Cruz-Almeida, and J.A. Nichols. (2023) “A Secondary Analysis: Comparison of Experimental Pain and Psychological Impact in Individuals with Carpometacarpal and Knee Osteoarthritis.” Journal of Pain Research. 16:4139-4149. https://doi.org/10.2147/jpr.s421689
  8. Jackson N.J., K. Flores, A. Blake, J.B. Harley, C.W. Reb, and J.A. Nichols (2023) “The Center-Center Image Closely Approximates Other Methods for Syndesmosis Clamp Placement” Foot & Ankle Specialist. https://doi.org/10.1177/19386400231213741
  9. Lindbeck, E.M, M.T. Diaz, J.A. Nichols, and J.B. Harley  (2023) “Predictions of Thumb, Hand, and Arm Muscle Parameters Using Force Measurements of Varying Complexity and Neural Networks” Journal of Biomechanics.161:111834. https://doi.org/10.1016/j.jbiomech.2023.111834
  10. Kearney, K.M., J.B. Harley, and J.A. Nichols (2023) “Inverse Distance Weighting to Rapidly Generate Large Simulation Datasets” Journal of Biomechanics. 158: 111764 https://doi.org/10.1016/j.jbiomech.2023.111764
  11. Nichols, J.A., C.E. Baratta, and C.W. Reb (2023) “Biomechanical Sequelae of Syndesmosis Injury and Repair” Foot & Ankle Clinics. 28(1): 77-88. https://doi.org/10.1016/j.fcl.2022.10.004 PubMed
  12. Rakauskas T.R., S.M. Barron, T. Ordonez Diaz, and J.A. Nichols. (2023) “Measuring Fascicle Lengths in Extrinsic and Intrinsic Thumb Muscles Using Extended Field-of-View Ultrasound” Journal of Biomechanics. 149: 111512. https://doi.org/10.1016/j.jbiomech.2023.111512 PubMed
  13. McFarland D.C., B. I. Binder-Markey, J. A. Nichols, S. J. Wohlman, M. de Bruin, and W. M. Murray. (2023) “A Musculoskeletal Model of the Hand and Wrist Capable of Simulating Functional Tasks” IEEE Transactions on Biomedical Engineering. 70(5):1424-1435. https://doi.org/10.1109/tbme.2022.3217722 PubMed
  14. Heifner, J., J. Kilgore III, J.A. Nichols, and C.W. Reb (2022, epub ahead of print) “Syndesmosis Injury Imparts a Large Negative Effect on Patient-Reported Outcomes: a Systematic Review” Foot & Ankle Specialist. https://doi.org/10.1177/19386400211067865 Weblink
  15. Hao, K.A., R.A. Vander Griend, J.A. Nichols, and C.W. Reb. (2022) “Intraoperative Assessment of Reduction of Ankle Syndesmosis” Current Reviews in Musculoskeletal Medicine. 15. 344-352. https://doi.org/10.1007/s12178-022-09769-0 PubMed
  16. McFarland, D.C., J.A. Nichols, M.S. Bednar, S.J. Wohlman, and W.M. Murray (2022) “Corrigendum to ‘Connecting the wrist to the hand: A simulation study exploring changes in thumb-tip endpoint force following wrist surgery’ [J. Biomech. 58 (2017) 97-104]” Journal of Biomechanics. 139: 110859. https://doi.org/10.1016/j.jbiomech.2021.110859 PubMed
  17. Barron, S.M., T. Ordonez Diaz, F. Pozzi, T. Vasilopoulos, and J.A. Nichols. (2022) “Linear Relationship Between Electromyography and Shear Wave Elastography Measurements Persists in Deep Muscles of the Upper Extremity” J Electromyogr Kinesiol. 63:102645 https://doi.org/10.1016/j.jelekin.2022.102645 PubMed
  18. Roach, K.E., K.B. Foreman, B.A. McWilliams, K. Karpos, J.A. Nichols, and A.E. Anderson (2021) “The Modified Shriners Hospitals for Children Greenville (mSHCG) Multi-Segment Foot Model Provides Clinically Acceptable Measurements of Ankle and Midfoot Angles: A Dual Fluoroscopy Study” Gait & Posture. 85: 258-265 https://doi.org/10.1016/j.gaitpost.2021.02.004 PubMed
  19. Kearney, K.M., J.B. Harley and J.A. Nichols. (2021) “Classifying Muscle Parameters with Artificial Neural Networks and Simulated Lateral Pinch Data” PLOS One. https://doi.org/10.1371/journal.pone.0255103 PubMed
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  25. 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
  26. Martin, J.C. and J.A. Nichols (2018) “Simulated Work Loops Predict Maximal Human Cycling Power.” Journal of Experimental Biology. 221: jeb1801109. http://doi.org/10.1242/jeb.180109 PubMed
  27. 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
  28. 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
    See Corrigendum at https://www.sciencedirect.com/science/article/pii/S0021929021006163
  29. 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
  30. 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
  31. 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
  32. 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
  33. 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

2024

  1. Akpaloo, V.E., A.R. Benoit, and J.A. Nichols (2024) “From Generic to Personalized: Examining How Models with Experimentally-Derived Muscle Parameters Influence Forc Predictions in the Thumb” Biomedical Engineering Society. Baltimore, MD.
  2. Nichols, J.A. (2024) “Exploring the Utility of Transfer Learning & Explainable AI through Biomechanical Experiments and Simulation Studies of the Hand and Wrist” Podium in Symposim: Can machine learning reveal the next generation of neural and biomecahnical processes governing human movement? at American Society of Biomechanics. Madison, WI.
  3. Benoit A.R., T. Ordonez Diaz, Y. Cruz-Almeida, and J.A. Nichols (2024) “Pain, Force, and Motion During Grasp in Females with Carpometacarpal Osteoarthritis” Thematic Poster at American Society of Biomechanics. Madison, WI.
  4. Lindbeck, E.M., M.T. Diaz, J.A. Nichols, and J.B. Harley (2024) “Surrogate Simulation of Subject-Specific Lateral Pinch via Deep Learning” Poster at IEEE Engineering Medicine & Biology Conference. Orlando, FL.
  5. Johnson, A.J., S.M. Barron, J.A. Nichols, and Y. Cruz-Almeida (2024) “Associations between Muscle Quality and Knee Osteoarthritis Pain are Independent of Muscle Strength: Findings from the MyCA Study” U.S. Poster at Association for the Study of Pain. Seattle, WA.

2023

  1. Johnson, A.J., J.A. Nichols, H.K. Vincent, R.B. Fillingim, and Y. Cruz-Almeida (2023) “Myogenic Contributors to Physical Function in Older Adults with Symptomatic Knee Osteoarthritis” Poster at Gerontology Society of America. Tampa, FL.
  2. Urquia, J., T. Ordonez Diaz, F. Campos, and J.A. Nichols (2023) “Evaluating Force Propogation Across the Thumb Joints in Individuals with Eearly- and End-Stage Carpometacarpal Osteoarthritis” Poster at Biomedical Engineering Society, Seattle, WA.
  3. Benoit, A. and J.A. Nichols (2023) “Beyond the Limits of Sight: Measuring Thumb Muscle Fasicle Lengths with Extended Field of View Ultrasound Imaging” Podium at Biomedical Engineering Society, Seattle, WA.
  4. Barron, S.M., J.J. King, F. Pozzi, and J.A. Nichols (2023) “From Subtle to Severe: Mapping the Continuum of Symptom Expression in Rotator Cuff Tears with Biomechanics” Poster at American Society of Biomechanics, Knoxville, TN.  Abstract
  5. Diaz, M.T., J.B. Harley, and J.A. Nichols (2023) “Do Biomechanists Represent the General Population? An Investigation of Selection Bias and Hand Function” Poster at American Society of Biomechanics. Knoxville, TN. Finalist 3MT Competition.  Abstract
  6. Kearney, K.M., T. Ordonez Diaz, J.B. Harley, and J.A. Nichols (2023) “Transfer Learning with Simulated and Recorded Data Improves Predictions of Upper Extremity Biomechanics” Podium at International Society of Biomechanics, Fukuokoa, Japan.  Abstract
  7. Ordonez Diaz, T., K.M. Kearney, T.W. Wright, and J.A. Nichols (2023) “Do Muscle Activity Patterns Vary According to the Severity of Carpometacarpal Osteoarthritis Disease?” Podium at International Society of Biomechanics, Fukuokoa, Japan. Finalist Clinical Biomechanics Award.  Abstract
  8. Urquia, J., F. Campos, T. Ordonez Diaz, T.W. Wright, and J.A. Nichols (2023) “Applying a Simulation Pipeline to Identify Kinematic and Kinetic Differences Between Individuals with Early- and End-Stage Carpometacarpal Osteoarthritis” Podium at XIX International Symposium on Computer Simulation in Biomechanics, Kyoto, Japan.  Abstract
  9. Kearney, K.M., T Ordonez Diaz, J.B. Harley, and J.A. Nichols (2023) “From Simulation to Reality: Predicting Torque with Fatigue Onset via Transfer Learning” Podium at XIX International Symposium on Computer Simulation in Biomechanics, Kyoto, Japan.  Abstract
  10. Ordonez Diaz, T., T. Vasilopoulos, T.W. Wright, Y. Cruz-Almeida, and J.A. Nichols (2023) “Experimental Pain and Psychological Differences Between Individuals with Early- and End-Stage Carpometacarpal Osteoarthritis” Poster at Osteoarthritis Research Society International (OARSI) World Congress on Osteoarthritis, Denver, CO.  Abstract Poster
  11. Root, K.T., Jackson, N.J., J.A. Nichols, and C.W. Reb (2023) “Sagittal Plane Limb Rotation Alters Apparent Fibula Length on Ankle Radiographs” Poster at Orthopaedic Research Society (ORS) Annual Meeting. Dallas, TX.  Abstract
  12. Hao, K.A., T. Ordonez Diaz, T.R. Rakauskas, and J.A. Nichols (2023) “The Need for Standardized Pain Measurements in Orthopaedic Biomechanics Research: A Systematic Review of the Hand Osteoarthritis Literature” Poster at Orthopaedic Research Society (ORS) Annual Meeting. Dallas, TX.  Abstract Poster

2022

  1. Baringer, K.D., C.E. Baratta, C.W. Reb, and J.A. Nichols (2022). “Comparing Kinematics of OpenSim Multi-Segment Foot Models During Low- and High-Demand Tasks” Podium at Biomedical Engineering Society (BMES) Annual Meeting. San Antonio, TX.  Abstract
  2. Ordonez Diaz, T., S. Licht, Y. Cruz-Almeida, and J.A. Nichols (2022). “Reduced Range of Motion and Higher Movement-Evoked Pain in Individuals with Carpometacarpal Osteoarthritis” Poster at North American Congress on Biomechanics (NACOB). Ottawa, Canada.  Abstract Poster
  3. Baratta, C.E., K.D. Baringer, C.W. Reb, and J.A. Nichols (2022). “Modeling Fibular Kinematics Using Skin Marker Motion Capture” Poster at North American Congress on Biomechanics (NACOB). Ottawa, Canada.  Abstract
  4. Barron, S.M., T. Ordonez Diaz, M.T. Diaz, F. Pozzi, and J.A. Nichols (2022). “Inter-Operator Reliability of Fine-Wire Electromyography in the Evaluation of Eccentric Elbow Flexor Activity” Poster at North American Congress on Biomechanics (NACOB). Ottawa, Canada.  Abstract Poster
  5. Diaz, M., J.B. Harley and J.A. Nichols (2022). “Does Mass Influence Predicted Muscle Activation in Upper Limb Isometric Tasks?” Poster at North American Congress on Biomechanics (NACOB). Ottawa, Canada.  Abstract Poster
  6. Kearney, K., J.B. Harley, and J.A. Nichols (2022). “Opening the Black Box: Using Explainable AI to Understand What a Neural Network Learns from Lateral Pinch Simulations” Podium at North American Congress on Biomechanics (NACOB). Ottawa, Canada.  Abstract
  7. Tappan, I., E.M. Lindbeck, J.A. Nichols, and J.B. Harley (2022). “Examining Machine Learning Classifications with Explainable AI Aids Interpretation of Wrist Biomechanics” Podium at North American Congress on Biomechanics (NACOB). Ottawa, Canada.  Abstract
  8. Lindbeck, E.M., M.T. Diaz, J.A. Nichols, and J.B. Harley (2022). “Creating Personalized Thumb Models from Sparse Simulation Datasets Using Deep Learning” Podium at North American Congress on Biomechanics (NACOB). Ottawa, Canada.  Abstract
  9. Ordonez Diaz, T., R. Fillingim, Y. Cruz-Almeida, and J.A. Nichols (2022) “Comparison of Experimental Pain and Functional Impact in Individuals with Single- and Multi-Site Osteoarthritis” Poster at U.S. Association for the Study of Pain (USASP) Annual Scientific Meeting. Cincinnati, OH.  Abstract Poster
  10. Reb, C.W., C.E. Baratta, J. Zermeno, and J.A. Nichols (2022) “Accurate Assessment of Tibiofibular Alignment and Mental Workload are Improved by Inclusion of a Visual Aid on Center-Center X-rays” Podium at American Academy of Orthopaedic Surgeons (AAOS) Annual Meeting. Chicago, IL.  Abstract
  11. Baratta, C.E., J.L. Zermeno, K. D. Baringer, C.W. Reb, and J.A. Nichols (2022) “Inclusion of a Visual Aid Improves Surgeon and Trainee Accuracy when Evaluating Images for Ankle Syndesmosis Repair” Podium at American Orthopaedic Foot & Ankle Society (AOFAS) Winter Meeting. Phoenix, AZ.  Abstract
  12. Baratta, C.E., J.L. Zermeno, C.W. Reb, and J.A. Nichols (2022) “Evaluating Orthopaedic Surgeon Accuracy and Cognitive Effort when Assessing Center-Center Images for Ankle Syndesmosis Fixation” Poster at Orthopaedic Research Society (ORS) Annual Meeting. Tampa, FL.  Abstract
  13. Jackson, N.J., C.W. Reb, J.B. Harley, and J.A. Nichols (2022) “A 3D Image-Based Comparison of the Center-Center and Transyndesmotic Axis Methods for Patient-Specific Fixation of the Ankle Syndesmosis” Poster at Orthopaedic Research Society (ORS) Annual Meeting. Tampa, FL.  Abstract
  14. Ordonez Diaz, T., S. Licht, K.A. Hao, Y. Cruz-Almeida, and J.A. Nichols (2022) “Simultaneous Measurement of Muscle Activity, Kinetics, and Pain in Women with Carpometacarpal Osteoarthritis” Poster at Orthopaedic Research Society (ORS) Annual Meeting. Tampa, FL.  Abstract Poster

2021

  1. 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.  Abstract Poster
  2. 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. Abstract
  3. 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 Orthopaedic Foot & Ankle Society (AOFAS) Annual Meeting. Charlotte, NC.
  4. 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.
  5. 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 Meeting. Virtual Format. Abstract Poster
  6. 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 Meeting. Virtual Format. Abstract Poster
  7. 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
  8. 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
  9. 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
  10. 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.
  11. 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
  12. 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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. Hao, K.A. and J.A. Nichols (2019) “Simulating Finger-Tip Force Using Two Common Contact Models: Hunt-Crossley and Elastic Foundation.” Poster and podium at International Society of Biomechanics (ISB) and American Society of Biomechanics (ASB) Joint Meeting, Calgary, Canada. Finalist ASB Undergraduate Award Competition Abstract Poster
  9. 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

  1. Dansereau, O., M. Rionda, and J.A. Nichols. (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
  2. Rionda, M., O. Dansereau, and J.A. Nichols. (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
  3. 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. Video
  4. Lenz, A.L., K.E. Roach, J.A. Nichols, A. Barg, C.L. Saltzman, K.B. Foreman, and A.E. Anderson. (2018) “Subtalar Kinematics After Tibiotalar Fusion.” Thematic poster at American Society of Biomechanics Annual Meeting, Rochester, Minnesota.
  5. Nichols, J.A., K.B. Foreman, A. Barg, C.L. Saltzman, and A.E. Anderson. (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

  1. Nichols, J.A. and A.E. Anderson. (2017) “Deficits in Mobility and Strength After Tibiotalar Arthrodesis.” ePoster at Gait & Clinical Movement Analysis Society Annual Meeting, Salt Lake City, Utah.
  2. Nichols, J.A., K.E. Roach, N.M. Fiorentino, and A.E. Anderson. (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.
  3. Nichols, J.A., K.E. Roach, N.M. Fiorentino, and A.E. Anderson. (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.
  4. Nichols, J.A., K.E. Roach, and A.E. Anderson. (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.
  5. Nichols, J.A., M.S. Bednar, S.J. Wohlman, and W.M. Murray. (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.
  6. Nichols, J.A., K.E. Roach, C.L. Saltzman, and A.E. Anderson. (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.
  7. Nichols, J.A. (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).
  8. Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (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.
  9. Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (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.
  10. Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (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 
  11. Nichols, J.A., M.S. Bednar, R.M. Havey, and W.M. Murray. (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.
  12. Nichols, J.A., R.M. Havey, M.S Bednar, and W.M. Murray. (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
  13. Nichols, J.A., M.S. Bednar, A.K. Balaram, R.M. Havey, and W.M. Murray. (2011) “Wrist Kinematics Following Scaphoid-Excision Four Corner Fusion.” Poster at American Society of Biomechanics Annual Meeting, Long Beach, CA.
  14. Nichols, J.A., M.S. Bednar, W.M. Murray. (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 
  15. Nichols, J.A., M.S. Bednar, W.M. Murray. (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.