I had the pump implanted on May 2, 2012. I'm going through the same concerns as you. I did not realize how weak I would be. The point of all this was to be able to build up muscle strength. I am seeing the ms nurse tomorrow for a tysabri infusion & will discuss these issues.
diagnosed may 1994 rrms now spms, use a cane, walker, or wheelchair depending on distance, started tysabri infusions nov 2008, baclofen pump surgery may 2012