What is the horn worn around the dog’s neck Elizabethan ring is used for what

What is the horn worn around the dog’s neck The horn worn around the dog’s neck is an Elizabethan collar, also called a protective collar or a collar of shame. The Elizabethan collar is shaped like a horn and is designed to prevent the dog from licking or scratching the wound. When a dog wears an Elizabethan collar, the dog’s space for movement is somewhat limited and can be well restrained from acting out.