Dear Dan, The 17W figure is THEORETICAL - not realized! Chris -- Dr. Chris Kirtley MD PhD Associate Professor HomeCare Technologies for the 21st Century (Whitaker Foundation) NIDRR Rehabilitation Engineering Research Center on TeleRehabilitation Dept. of Biomedical Engineering, Pangborn 105B Catholic University of America 620 Michigan Ave NE Washington, DC 20064 Tel. 202-319-6247, fax 202-319-4287 Email: kirtley@cua.edu http://engineering.cua.edu/biomedical Clinical Gait Analysis: http://guardian.curtin.edu.au/cga Send subscribe/unsubscribe to listproc@info.curtin.edu.au -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! use mailto:listserv@mitvma.mit.edu?body=SET%20PICList%20DIGEST