GERMANY -- Four-year old Billy, whose hind legs are paralyzed since birth, ran for the first time on Nov. 9 with the aid of the roll car.
'Rehatechnik fuer Tiere' (medical engineering for animals) owner Marco van den Boom, custom builds a range of roll cars for disabled or infirm dogs and animals, to help aid their mobility or paralysis needs.
(Yahoo News - Nov 15, 2012)