I think Vonn is taking it with good results. Maybe she'll pop in here and give you her opinion of it.
I wish I had better insurance and I might try it. Anything to help this gait.

Especially after I've been sitting for a little while.......ugh. I have to stand there until my legs get the "message" that I want to move!
Good luck....let us know how it works if you decide to give it a try.