1. Department of Mechanical Engineering, The University of Auckland, Auckland, New Zealand.
2. The Medical Technologies Centre of Research Excellence, Auckland, New Zealand.
3. School of Mechanical and Electrical Technology, Wuxi Vocational Institute of Commerce, Jiangsu, China.
4. The Riddet Institute, Palmerston North, New Zealand.
5. Department of Surgery, The University of Auckland, Auckland, New Zealand.
6. Department of Electrical and Electronic Engineering, Auckland University of Technology, Auckland, New Zealand.
7. Auckland Bioengineering Institute, The University of Auckland, Auckland, New Zealand.