1. Department of Mechanical and Mechatronics Engineering University of Waterloo Waterloo ON N2L 3G1 Canada
2. Center for Minimally Invasive Therapeutics (C‐MIT) University of California Los Angeles CA 90095 USA
3. Department of Bioengineering University of California Los Angeles CA 90095 USA
4. Biomaterials Group, Materials Design Division, Faculty of Materials Science and Engineering Warsaw University of Technology Warsaw 00‐661 Poland
5. Institute of Physical Chemistry Polish Academy of Sciences Warsaw 01‐224 Poland
6. Department of Mechanical Engineering, Division of Medical Sciences University of Victoria Victoria BC V8P 5C2 Canada
7. Department of Electrical and Computer Engineering University of British Columbia Vancouver BC V6T 1Z4 Canada
8. Department of Biomedical Engineering University of Southern California Los Angeles CA 90089 USA
9. Department of Chemical and Biomolecular Engineering University of California Los Angeles CA 90095 USA
10. Terasaki Institute for Biomedical Innovation Los Angeles CA 90024 USA
11. Department of Radiological Sciences University of California Los Angeles CA 90095 USA