:'( Please Help! I don't know whart to do! My poor hamster!?

So, Lea had 6 babies on March 26, one was a runt and she ate it, there all good now, but somehow one, my favorite one broke both back feet! She can't move! What do I do! :'( I don't want her to die! Please help! I don't think I can take her to the vet! Please Help!!!