[header] How to care for a dog with a torn acl [title] Keep your dog rested for two weeks. [step] A dog with a torn acl will redistribute his weight onto his remaining three legs, which places extra strain on them. He is therefore less mobile and needs to be rested. 
[substeps] For the first two weeks this means strict rest to let the initial inflammation in the joint settle down. Keep your dog from jumping on furniture or into the car, and stop him from using stairs.