If you have ever suffered any sort of knee injury yourself, you understand just how painful and difficult to deal with it might be. As with humans, a dog knee injury can be just as difficult for them. When you talk to your vet, they will likely take an x-ray in order to get a good look at the extent of the damage so that they can figure out what needs to be done in order to get it fixed. In some extreme cases, your dog might have to get surgery in order to repair a torn ligament. This is something that can end up costing you a pretty penny, and so you definitely want to make sure that your vet is correct about the diagnosis before you end up paying for surgery that you might not actually need.
As with humans, of course, surgery can also have some risks involved, and so you do not want to put your dog under the knife if you do not have to. If there is any sort of alternative to surgery that might actually work for your dog, you will want to make sure that you look into it in order to see if it might help them to heal. Your vet will likely be able to tell you about all the possible alternatives in order to help you to make a decision. Of course, a vet clinic is a business, so some vets might insist on surgery even when it is not completely necessary.
Make sure that when you discuss this sort of thing with your vet that you ask them if a knee brace might work. If your dog only has a strain in the ligament, then surgery is not going to do a whole lot to help him or her out. It is only if the ligament is torn that surgery will be absolutely necessary. In the case that it is not necessary, a knee brace could be a good way to help them to heal in a completely natural manner.
Always look into all of your options so that you do not end up putting your dog in any danger or paying money that you do not have to. So long as you do this, you will be able to help your dog to heal without any problems at all.