1. College of Engineering, Western New England University, Springfield, MA 01119;
2. Flo Design Sonics Inc., Wilbraham, MA 01095
3. Department of Surgery, University of Massachusetts Medical School-Baystate, Springfield, MA 01109
4. College of Engineering, Western New England University, Springfield, MA 01119
5. Baystate Research Facility, University of Massachusetts Medical School-Baystate, Springfield, MA 01109
6. College of Pharmacy, Western New England University, 1215 Wilbraham Road, Springfield, MA 01119 e-mail: