Science Robotics

Supplementary Materials

Supplementary Material for:

Soft robotic ventricular assist device with septal bracing for therapy of heart failure

Christopher J. Payne, Isaac Wamala, Daniel Bautista-Salinas, Mossab Saeed, David Van Story, Thomas Thalhofer, Markus A. Horvath, Colette Abah, Pedro J. del Nido, Conor J. Walsh,* Nikolay V. Vasilyev*

*Corresponding author. Email: nikolay.vasilyev{at}childrens.harvard.edu (N.V.V.); walsh{at}seas.harvard.edu (C.J.W.)

Published 22 November 2017, Sci. Robot. 2, eaan6736 (2017)
DOI: 10.1126/scirobotics.aan6736

This PDF file includes:

  • Materials and Methods
  • Fig. S1. Pressure-displacement characteristics of the actuators.
  • Fig. S2. Soft actuator contraction response times.
  • Fig. S3. Force characterization of a soft actuator at varying inflation pressure.
  • Fig. S4. Ex vivo testing on the RV.
  • Fig. S5. Plots showing forces applied to the RV in vivo and corresponding pulmonary flow rates.
  • Fig. S6. Characterization of the soft robotic device actuator on the RV in a pacing-induced HF after 5 min of continuous operation.
  • Legends for movies S1 to S3

Download PDF

Other Supplementary Material for this manuscript includes the following:

  • Movie S1 (.mp4 format). Device concept and ex vivo and in vivo footage.
  • Movie S2 (.mp4 format). Deployment procedure of the septal bracing system.
  • Movie S3 (.mp4 format). Demonstration of septal motion.

Files in this Data Supplement: