Don't do it. Just keep them trimmed and always tell the groomer about them, so they don't hurt them. Go read this whole thread as well as the links we provided. It will tell you all about it. It is painful. Why put her through unnecessary pain when it isn't necessary. Just keep them trimmed so they don't catch on anything.
http://www.yorkietalk.com/forums/sho...ight=dew+claws