Gregory S. Sawicki - Publications

Affiliations: 
2009-2017 Biomedical Engineering North Carolina State University, Raleigh, NC 
 2017- Mechanical Engineering Georgia Institute of Technology, Atlanta, GA 
Area:
biomechanics, energetics, muscle

50 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Nuckols RW, Takahashi KZ, Farris DJ, Mizrachi S, Riemer R, Sawicki GS. Mechanics of walking and running up and downhill: A joint-level perspective to guide design of lower-limb exoskeletons. Plos One. 15: e0231996. PMID 32857774 DOI: 10.1371/journal.pone.0231996  0.92
2020 Beck ON, Gosyne J, Franz JR, Sawicki GS. Cyclically producing the same average muscle-tendon force with a smaller duty increases metabolic rate. Proceedings. Biological Sciences. 287: 20200431. PMID 32811308 DOI: 10.1098/rspb.2020.0431  0.92
2020 Nuckols RW, Sawicki GS. Impact of elastic ankle exoskeleton stiffness on neuromechanics and energetics of human walking across multiple speeds. Journal of Neuroengineering and Rehabilitation. 17: 75. PMID 32539840 DOI: 10.1186/s12984-020-00703-4  0.92
2020 Krupenevich RL, Clark WH, Sawicki GS, Franz JR. Older Adults Overcome Reduced Triceps Surae Structural Stiffness to Preserve Ankle Joint Quasi-Stiffness During Walking. Journal of Applied Biomechanics. 1-8. PMID 32502975 DOI: 10.1123/jab.2019-0340  0.76
2020 Sawicki GS, Beck ON, Kang I, Young AJ. The exoskeleton expansion: improving walking and running economy. Journal of Neuroengineering and Rehabilitation. 17: 25. PMID 32075669 DOI: 10.1186/s12984-020-00663-9  0.92
2019 Dick TJM, Punith LK, Sawicki GS. Humans falling in holes: adaptations in lower-limb joint mechanics in response to a rapid change in substrate height during human hopping. Journal of the Royal Society, Interface. 16: 20190292. PMID 31575349 DOI: 10.1098/rsif.2019.0292  0.92
2019 Beck ON, Punith LK, Nuckols RW, Sawicki GS. Exoskeletons Improve Locomotion Economy by Reducing Active Muscle Volume. Exercise and Sport Sciences Reviews. PMID 31436749 DOI: 10.1249/JES.0000000000000204  0.92
2019 Abbott EM, Nezwek T, Schmitt D, Sawicki GS. Hurry Up and Get Out of the Way! Exploring the Limits of Muscle-Based Latch Systems for Power Amplification. Integrative and Comparative Biology. 59: 1546-1558. PMID 31418784 DOI: 10.1093/icb/icz141  0.52
2019 Lewek MD, Sawicki GS. Trailing limb angle is a surrogate for propulsive limb forces during walking post-stroke. Clinical Biomechanics (Bristol, Avon). 67: 115-118. PMID 31102839 DOI: 10.1016/j.clinbiomech.2019.05.011  0.32
2019 McCain EM, Dick TJM, Giest TN, Nuckols RW, Lewek MD, Saul KR, Sawicki GS. Mechanics and energetics of post-stroke walking aided by a powered ankle exoskeleton with speed-adaptive myoelectric control. Journal of Neuroengineering and Rehabilitation. 16: 57. PMID 31092269 DOI: 10.1186/s12984-019-0523-y  0.92
2017 Robertson BD, Vadakkeveedu S, Sawicki GS. A benchtop biorobotic platform for in vitro observation of muscle-tendon dynamics with parallel mechanical assistance from an elastic exoskeleton. Journal of Biomechanics. PMID 28431748 DOI: 10.1016/j.jbiomech.2017.03.009  0.68
2016 Danos N, Holt NC, Sawicki GS, Azizi E. Modeling age-related changes in muscle-tendon dynamics during cyclical contractions in the rat gastrocnemius. Journal of Applied Physiology (Bethesda, Md. : 1985). jap.00396.2016. PMID 27493196 DOI: 10.1152/japplphysiol.00396.2016  0.68
2015 Robertson BD, Sawicki GS. Unconstrained muscle-tendon workloops indicate resonance tuning as a mechanism for elastic limb behavior during terrestrial locomotion. Proceedings of the National Academy of Sciences of the United States of America. 112: E5891-8. PMID 26460038 DOI: 10.1073/pnas.1500702112  1
2015 Sawicki GS, Sheppard P, Roberts TJ. Power amplification in an isolated muscle-tendon is load dependent. The Journal of Experimental Biology. PMID 26449973 DOI: 10.1242/jeb.126235  1
2015 Huang H, Crouch DL, Liu M, Sawicki GS, Wang D. A Cyber Expert System for Auto-Tuning Powered Prosthesis Impedance Control Parameters. Annals of Biomedical Engineering. PMID 26407703 DOI: 10.1007/s10439-015-1464-7  1
2015 Sawicki GS, Robertson BD, Azizi E, Roberts TJ. Timing matters: tuning the mechanics of a muscle-tendon unit by adjusting stimulation phase during cyclic contractions. The Journal of Experimental Biology. PMID 26232413 DOI: 10.1242/jeb.121673  1
2015 Takahashi KZ, Lewek MD, Sawicki GS. A neuromechanics-based powered ankle exoskeleton to assist walking post-stroke: a feasibility study. Journal of Neuroengineering and Rehabilitation. 12: 23. PMID 25889283 DOI: 10.1186/s12984-015-0015-7  1
2015 Farris DJ, Hampton A, Lewek MD, Sawicki GS. Revisiting the mechanics and energetics of walking in individuals with chronic hemiparesis following stroke: from individual limbs to lower limb joints. Journal of Neuroengineering and Rehabilitation. 12: 24. PMID 25889030 DOI: 10.1186/s12984-015-0012-x  1
2015 Collins SH, Wiggin MB, Sawicki GS. Reducing the energy cost of human walking using an unpowered exoskeleton. Nature. 522: 212-5. PMID 25830889 DOI: 10.1038/nature14288  1
2015 Zelik KE, Takahashi KZ, Sawicki GS. Six degree-of-freedom analysis of hip, knee, ankle and foot provides updated understanding of biomechanical work during human walking. The Journal of Experimental Biology. 218: 876-86. PMID 25788726 DOI: 10.1242/jeb.115451  1
2015 Mahon CE, Farris DJ, Sawicki GS, Lewek MD. Individual limb mechanical analysis of gait following stroke. Journal of Biomechanics. 48: 984-9. PMID 25698237 DOI: 10.1016/j.jbiomech.2015.02.006  1
2014 Robertson BD, Farris DJ, Sawicki GS. More is not always better: modeling the effects of elastic exoskeleton compliance on underlying ankle muscle-tendon dynamics. Bioinspiration & Biomimetics. 9: 046018. PMID 25417578 DOI: 10.1088/1748-3182/9/4/046018  1
2014 Farris DJ, Hicks JL, Delp SL, Sawicki GS. Musculoskeletal modelling deconstructs the paradoxical effects of elastic ankle exoskeletons on plantar-flexor mechanics and energetics during hopping. The Journal of Experimental Biology. 217: 4018-28. PMID 25278469 DOI: 10.1242/jeb.107656  1
2014 Robertson BD, Sawicki GS. Exploiting elasticity: Modeling the influence of neural control on mechanics and energetics of ankle muscle-tendons during human hopping. Journal of Theoretical Biology. 353: 121-32. PMID 24641822 DOI: 10.1016/j.jtbi.2014.03.010  1
2013 Shamaei K, Sawicki GS, Dollar AM. Estimation of quasi-stiffness of the human hip in the stance phase of walking. Plos One. 8: e81841. PMID 24349136 DOI: 10.1371/journal.pone.0081841  1
2013 Elliott G, Sawicki GS, Marecki A, Herr H. The biomechanics and energetics of human running using an elastic knee exoskeleton. Ieee ... International Conference On Rehabilitation Robotics : [Proceedings]. 2013: 6650418. PMID 24187237 DOI: 10.1109/ICORR.2013.6650418  1
2013 Farris DJ, Robertson BD, Sawicki GS. Elastic ankle exoskeletons reduce soleus muscle force but not work in human hopping. Journal of Applied Physiology (Bethesda, Md. : 1985). 115: 579-85. PMID 23788578 DOI: 10.1152/japplphysiol.00253.2013  1
2013 Shamaei K, Sawicki GS, Dollar AM. Estimation of quasi-stiffness and propulsive work of the human ankle in the stance phase of walking. Plos One. 8: e59935. PMID 23555839 DOI: 10.1371/journal.pone.0059935  1
2013 Shamaei K, Sawicki GS, Dollar AM. Estimation of quasi-stiffness of the human knee in the stance phase of walking. Plos One. 8: e59993. PMID 23533662 DOI: 10.1371/journal.pone.0059993  1
2012 Farris DJ, Sawicki GS. Linking the mechanics and energetics of hopping with elastic ankle exoskeletons. Journal of Applied Physiology (Bethesda, Md. : 1985). 113: 1862-72. PMID 23065760 DOI: 10.1152/japplphysiol.00802.2012  1
2012 Richards CT, Sawicki GS. Elastic recoil can either amplify or attenuate muscle-tendon power, depending on inertial vs. fluid dynamic loading. Journal of Theoretical Biology. 313: 68-78. PMID 22898554 DOI: 10.1016/j.jtbi.2012.07.033  1
2012 Wutzke CJ, Sawicki GS, Lewek MD. The influence of a unilateral fixed ankle on metabolic and mechanical demands during walking in unimpaired young adults. Journal of Biomechanics. 45: 2405-10. PMID 22840758 DOI: 10.1016/j.jbiomech.2012.06.035  1
2012 Farris DJ, Sawicki GS. Human medial gastrocnemius force-velocity behavior shifts with locomotion speed and gait. Proceedings of the National Academy of Sciences of the United States of America. 109: 977-82. PMID 22219360 DOI: 10.1073/pnas.1107972109  1
2012 Farris DJ, Sawicki GS. The mechanics and energetics of human walking and running: a joint level perspective. Journal of the Royal Society, Interface / the Royal Society. 9: 110-8. PMID 21613286 DOI: 10.1098/rsif.2011.0182  1
2011 Wiggin MB, Sawicki GS, Collins SH. An exoskeleton using controlled energy storage and release to aid ankle propulsion. Ieee ... International Conference On Rehabilitation Robotics : [Proceedings]. 2011: 5975342. PMID 22275547 DOI: 10.1109/ICORR.2011.5975342  1
2011 Robertson BD, Sawicki GS. Influence of parallel spring-loaded exoskeleton on ankle muscle-tendon dynamics during simulated human hopping. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2011: 583-6. PMID 22254377 DOI: 10.1109/IEMBS.2011.6090109  1
2009 Sawicki GS, Lewis CL, Ferris DP. It pays to have a spring in your step. Exercise and Sport Sciences Reviews. 37: 130-8. PMID 19550204 DOI: 10.1097/JES.0b013e31819c2df6  1
2009 Sawicki GS, Ferris DP. A pneumatically powered knee-ankle-foot orthosis (KAFO) with myoelectric activation and inhibition. Journal of Neuroengineering and Rehabilitation. 6: 23. PMID 19549338 DOI: 10.1186/1743-0003-6-23  1
2009 Sawicki GS, Ferris DP. Mechanics and energetics of incline walking with robotic ankle exoskeletons. The Journal of Experimental Biology. 212: 32-41. PMID 19088208 DOI: 10.1242/jeb.017277  1
2009 Sawicki GS, Ferris DP. Powered ankle exoskeletons reveal the metabolic cost of plantar flexor mechanical work during walking with longer steps at constant step frequency. The Journal of Experimental Biology. 212: 21-31. PMID 19088207 DOI: 10.1242/jeb.017269  1
2008 Sawicki GS, Ferris DP. Mechanics and energetics of level walking with powered ankle exoskeletons. The Journal of Experimental Biology. 211: 1402-13. PMID 18424674 DOI: 10.1242/jeb.009241  1
2007 Ferris DP, Sawicki GS, Daley MA. A PHYSIOLOGIST'S PERSPECTIVE ON ROBOTIC EXOSKELETONS FOR HUMAN LOCOMOTION. International Journal of Hr : Humanoid Robotics. 4: 507-528. PMID 18185840 DOI: 10.1142/S0219843607001138  1
2007 Domingo A, Sawicki GS, Ferris DP. Kinematics and muscle activity of individuals with incomplete spinal cord injury during treadmill stepping with and without manual assistance. Journal of Neuroengineering and Rehabilitation. 4: 32. PMID 17711590 DOI: 10.1186/1743-0003-4-32  1
2006 Sawicki GS, Domingo A, Ferris DP. The effects of powered ankle-foot orthoses on joint kinematics and muscle activation during walking in individuals with incomplete spinal cord injury. Journal of Neuroengineering and Rehabilitation. 3: 3. PMID 16504172 DOI: 10.1186/1743-0003-3-3  1
2006 Ferris DP, Gordon KE, Sawicki GS, Peethambaran A. An improved powered ankle-foot orthosis using proportional myoelectric control. Gait & Posture. 23: 425-8. PMID 16098749 DOI: 10.1016/j.gaitpost.2005.05.004  1
2006 Gordon KE, Sawicki GS, Ferris DP. Mechanical performance of artificial pneumatic muscles to power an ankle-foot orthosis. Journal of Biomechanics. 39: 1832-41. PMID 16023126 DOI: 10.1016/j.jbiomech.2005.05.018  1
2005 Ferris DP, Sawicki GS, Domingo A. Powered lower limb orthoses for gait rehabilitation. Topics in Spinal Cord Injury Rehabilitation. 11: 34-49. PMID 16568153 DOI: 10.1310/6GL4-UM7X-519H-9JYD  1
2005 Sawicki GS, Hubbard M, Stronge WJ. Reply to Comment on "How to hit home runs: Optimum baseball swing parameters for maximum range trajectories," by Gregory S. Sawicki, Mont Hubbard, and William J. Stronge [Am. J. Phys. 71 (11), 1152-1162 (2003)] American Journal of Physics. 73: 185-189. DOI: 10.1119/1.1796831  1
2005 Sawicki GS, Gordon KE, Ferris DP. Powered lower limb orthoses: Applications in motor adaptation and rehabilitation Proceedings of the 2005 Ieee 9th International Conference On Rehabilitation Robotics. 2005: 206-211. DOI: 10.1109/ICORR.2005.1501086  1
2003 Sawicki GS, Hubbard M, Stronge WJ. How to hit home runs: Optimum baseball bat swing parameters for maximum range trajectories American Journal of Physics. 71: 1152-1162. DOI: 10.1119/1.1604384  1
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