Here's a more complete list of board certified veterinary specialties:
https://www.avma.org/public/YourVet/...ecialists.aspx
Under surgery, they say the following:
Veterinarians who specialize in performing surgery. A certified surgeon will be certified in either small animal surgery or large animal surgery. Within these groups, many surgeons will focus their work in one of these two subcategories but are not limited to them:
Orthopedics: these surgeons focus on bones, joints, ligaments, tendons, etc. of the body's skeletal system
Soft Tissue surgery: these surgeons focus more on the internal organs and non-bone tissues of the body
You will want to find a surgeon who has focused their interest in orthopedics.