I am so sorry it disappeared but the "nothing we can do " is unacceptable. I realize their job is hard and taking care of patients is a priority but they could have at least spent a little time looking and put up a notice and told their caretakers to be on the look out for it.
I don't think the pattern is going to matter much to Granny Mary. As long as she has something you made to cuddle under.
My son(bless his little heart) said he wanted his quilt(his dad got rid of it) because it was warmer than a blanket because it was made with love. That is what is important.