article_snippet: The Loveland, Colorado, dog's paws suffered extreme damage from frostbite.
article_snippet: dog feet were then reportedly amputated by dog trainer.
article_snippet: Brutus' was fitted with the devices last year, first in the rear and then front feet came 6 to 8 weeks later.  
article_snippet: New and improved prosthetics are on the way
article_snippet: CNN's John Fricke contributed to this report .