Supplementary Materials

Supplementary Material for:

Illusory movement perception improves motor control for prosthetic hands

Paul D. Marasco,* Jacqueline S. Hebert, Jon W. Sensinger, Courtney E. Shell, Jonathon S. Schofield, Zachary C. Thumser, Raviraj Nataraj, Dylan T. Beckler, Michael R. Dawson, Dan H. Blustein, Satinder Gill, Brett D. Mensh, Rafael Granja-Vazquez, Madeline D. Newcomb, Jason P. Carey, Beth M. Orzell

*Corresponding author. Email: marascp2{at}ccf.org

Published 14 March 2018, Sci. Transl. Med. 10, eaao6990 (2018)
DOI: 10.1126/scitranslmed.aao6990

This PDF file includes:

  • Materials and Methods
  • Fig. S1. Overall participant demographic, surgical and experimental details with comparisons of cutaneous touch percepts in the skin with underlying movement percepts in the muscle.
  • Fig. S2. Perceived magnitude of the kinesthetic illusion.
  • Fig. S3. Virtual or prosthetic hand movement and linked vibration-induced kinesthetic percept, controlled either actively (by the amputee) or passively (by the experimenter).
  • Fig. S4. Grip aperture experimental setup and percent close grip values for able-bodied cohort on a single degree of freedom task.
  • Fig. S5. Falling block experimental setup and example analyses used in adaptation and just-noticeable difference experiments.
  • Fig. S6. Clinical implementation with two-site (agonist-antagonist) kinesthetic feedback.
  • Fig. S7. Setup for intentional binding experiments, conditions tested, and questionnaire statements.
  • Fig. S8. Matching complex hand percepts to the dexterous robotic prosthetic hand.
  • Fig. S9. Muscle activity (EMG) relative to baseline when virtual hand movement and linked vibration-induced kinesthetic percept were controlled passively (by the experimenter) or actively (by the amputee).
  • Legends for movies S1 to S4
  • Reference (72)

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Other Supplementary Material for this manuscript includes the following:

  • Movie S1 (.mp4 format). Demonstration of active and passive percepts.
  • Movie S2 (.mp4 format). Clinical implementation of two-site agonist-antagonist kinesthetic feedback.
  • Movie S3 (.mp4 format). Volitionally controlled, clinically fit robotic hand matching perceived movement.
  • Movie S4 (.mp4 format). Speed game demonstration.