Kota Z. Takahashi

Kota Z. Takahashi, PhD

Languages spoken: English, Japanese

Academic Office Information

Kota.Takahashi@utah.edu

Research Interests

  • Locomotion Energetics
  • Prosthetics
  • Orthotics
  • Exoskeletons
  • Clinical Gait Analysis
  • In-Vivo Muscle-Tendon Mechanics
  • Amputee Rehabilitation
  • Biomechanical Characteristics of the Foot and Ankle

Education History

Postdoctoral Training University of North Carolina at Chapel Hill and North Carolina State University
 Postdoctoral Scholar
Graduate Training University of Delaware
 PhD
Graduate Training Catholic University of America
 MS
Undergraduate University of Michigan
 BS

Selected Publications

Journal Article

  1. Franz JR, Shelton AD, Takahashi KZ, Allen JL (2025). Plantar sensation associates with gait instability in older adults. J Neuroeng Rehabil, 22(1), 11. (Read full article)
  2. White LT, Malcolm P, Franz JR, Takahashi KZ (2025). The Effect of Shoe Insole Stiffness Modifications on Walking Performance in Older Adults: A Feasibility Study. J Appl Biomech, 41(2), 124-131. (Read full article)
  3. Gray AJ, Takahashi KZ, Kashefsky HE, Franz JR (2024). Foot-Ankle Mechanical Transmission: Age Effects and the Relation to Ankle Push-Off During Walking. J Appl Biomech, 40(6), 449-454. (Read full article)
  4. Papachatzis N, Takahashi KZ (2023). Mechanics of the human foot during walking on different slopes. PLoS One, 18(9), e0286521. (Read full article)
  5. Senatore SC, Takahashi KZ, Malcolm P (2023). Using human-in-the-loop optimization for guiding manual prosthesis adjustments: a proof-of-concept study. Front Robot AI, 10, 1183170. (Read full article)
  6. Papachatzis N, Ray SF, Takahashi KZ (2023). Does human foot anthropometry relate to plantar flexor fascicle mechanics and metabolic energy cost across various walking speeds? J Exp Biol, 226(10). (Read full article)
  7. Takahashi KZ, Krupenevich RL, Lenz AL, Kelly LA, Rainbow MJ, Franz JR (2022). Mechanics and energetics of human feet: a contemporary perspective for understanding mobility impairments in older adults. Biomechanics (Basel), 2(4), 494-499. (Read full article)
  8. Papachatzis N, Slivka DR, Pipinos II, Schmid KK, Takahashi KZ (2022). Does the Heel's Dissipative Energetic Behavior Affect Its Thermodynamic Responses During Walking? Front Bioeng Biotechnol, 10, 908725. (Read full article)
  9. Sado T, Nielsen J, Glaister B, Takahashi KZ, Malcolm P, Mukherjee M (2022). A passive exoskeleton can assist split-belt adaptation. Exp Brain Res, 240(4), 1159-1176. (Read full article)
  10. Meade ZS, Likens AD, Kent JA, Takahashi KZ, Wurdeman SR, Jacobsen AL, Hernandez ME, Stergiou N (2022). Subthreshold Vibration Influences Standing Balance but Has Unclear Impact on Somatosensation in Persons With Transtibial Amputations. Front Physiol, 13, 810079. (Read full article)
  11. Maun JA, Gard SA, Major MJ, Takahashi KZ (2021). Reducing stiffness of shock-absorbing pylon amplifies prosthesis energy loss and redistributes joint mechanical work during walking. J Neuroeng Rehabil, 18(1), 143. (Read full article)
  12. Krupenevich RL, Clark WH, Ray SF, Takahashi KZ, Kashefsky HE, Franz JR (2021). Effects of age and locomotor demand on foot mechanics during walking. J Biomech, 123, 110499. (Read full article)
  13. Gonzalez AE, Pineda Gutierrez A, Kern AM, Takahashi KZ (2021). Association between foot thermal responses and shear forces during turning gait in young adults. PeerJ, 9, e10515. (Read full article)
  14. Nuckols RW, Takahashi KZ, Farris DJ, Mizrachi S, Riemer R, Sawicki GS (2020). Mechanics of walking and running up and downhill: A joint-level perspective to guide design of lower-limb exoskeletons. PLoS One, 15(8), e0231996. (Read full article)
  15. Papachatzis N, Malcolm P, Nelson CA, Takahashi KZ (2020). Walking with added mass magnifies salient features of human foot energetics. J Exp Biol, 223(Pt 12). (Read full article)
  16. Ray SF, Takahashi KZ (2020). Gearing Up the Human Ankle-Foot System to Reduce Energy Cost of Fast Walking. Sci Rep, 10(1), 8793. (Read full article)
  17. Meade ZS, Marmelat V, Mukherjee M, Sado T, Takahashi KZ (2020). Comparison of a portable balance board for measures of persistence in postural sway. J Biomech, 100, 109600. (Read full article)
  18. Hedrick EA, Malcolm P, Wilken JM, Takahashi KZ (2019). The effects of ankle stiffness on mechanics and energetics of walking with added loads: a prosthetic emulator study. J Neuroeng Rehabil, 16(1), 148. (Read full article)
  19. Kern AM, Papachatzis N, Patterson JM, Bruening DA, Takahashi KZ (2019). Ankle and midtarsal joint quasi-stiffness during walking with added mass. PeerJ, 7, e7487. (Read full article)
  20. Kent JA, Sommerfeld JH, Mukherjee M, Takahashi KZ, Stergiou N (2019). Locomotor patterns change over time during walking on an uneven surface. J Exp Biol, 222(Pt 14). (Read full article)
  21. Hedrick EA, Stanhope SJ, Takahashi KZ (2019). The foot and ankle structures reveal emergent properties analogous to passive springs during human walking. PLoS One, 14(6), e0218047. (Read full article)
  22. Kent JA, Takahashi KZ, Stergiou N (2019). Uneven terrain exacerbates the deficits of a passive prosthesis in the regulation of whole body angular momentum in individuals with a unilateral transtibial amputation. J Neuroeng Rehabil, 16(1), 25. (Read full article)
  23. Rock CG, Marmelat V, Yentes JM, Siu KC, Takahashi KZ (2018). Interaction between step-to-step variability and metabolic cost of transport during human walking. J Exp Biol, 221(Pt 22). (Read full article)
  24. Rock CG, Wurdeman SR, Stergiou N, Takahashi KZ (2018). Stride-to-stride fluctuations in transtibial amputees are not affected by changes in push-off mechanics from using different prostheses. PLoS One, 13(10), e0205098. (Read full article)
  25. Bruening DA, Pohl MB, Takahashi KZ, Barrios JA (2018). Midtarsal locking, the windlass mechanism, and running strike pattern: A kinematic and kinetic assessment. J Biomech, 73, 185-191. (Read full article)
  26. Bruening DA, Takahashi KZ (2018). Partitioning ground reaction forces for multi-segment foot joint kinetics. Gait Posture, 62, 111-116. (Read full article)
  27. Childers WL, Takahashi KZ (2018). Increasing prosthetic foot energy return affects whole-body mechanics during walking on level ground and slopes. Sci Rep, 8(1), 5354. (Read full article)
  28. Ray SF, Wurdeman SR, Takahashi KZ (2018). Prosthetic energy return during walking increases after 3 weeks of adaptation to a new device. J Neuroeng Rehabil, 15(1), 6. (Read full article)
  29. Ebrahimi A, Collins JD, Kepple TM, Takahashi KZ, Higginson JS, Stanhope SJ (2017). A mathematical analysis to address the 6 degree-of-freedom segmental power imbalance. J Biomech, 66, 186-193. (Read full article)
  30. Takahashi KZ, Worster K, Bruening DA (2017). Energy neutral: the human foot and ankle subsections combine to produce near zero net mechanical work during walking. Sci Rep, 7(1), 15404. (Read full article)
  31. Takahashi KZ, Gross MT, van Werkhoven H, Piazza SJ, Sawicki GS (2016). Adding Stiffness to the Foot Modulates Soleus Force-Velocity Behaviour during Human Walking. Sci Rep, 6, 29870. (Read full article)
  32. Takahashi KZ, Horne JR, Stanhope SJ (2014). Comparison of mechanical energy profiles of passive and active below-knee prostheses: a case study. Prosthet Orthot Int, 39(2), 150-6. (Read full article)
  33. Zelik KE, Takahashi KZ, Sawicki GS (2015). Six degree-of-freedom analysis of hip, knee, ankle and foot provides updated understanding of biomechanical work during human walking. J Exp Biol, 218(Pt 6), 876-86. (Read full article)
  34. Takahashi KZ, Lewek MD, Sawicki GS (2015). A neuromechanics-based powered ankle exoskeleton to assist walking post-stroke: a feasibility study. J Neuroeng Rehabil, 12, 23. (Read full article)
  35. Takahashi KZ, Stanhope SJ (2013). Mechanical energy profiles of the combined ankle-foot system in normal gait: insights for prosthetic designs. Gait Posture, 38(4), 818-23. (Read full article)
  36. Takahashi KZ, Kepple TM, Stanhope SJ (2012). A unified deformable (UD) segment model for quantifying total power of anatomical and prosthetic below-knee structures during stance in gait. J Biomech, 45(15), 2662-7. (Read full article)