Dr. Greg Martinez, of Dog Dish Diet fame, is just marvelous and has a MUST-SEE video that I only wish I had seen years before. I definitely need to get some of the nail cups he demonstrated for broken nails. Better yet, I need a veterinarian to move in next door.
Land of PureGold Foundation 
First aid for dogs, just like first aid for humans, is an effective combination of knowledge, supplies and skills, put into action for the benefit of your four-legged friend.