Metal Mouth Message Board

I have 2 upper impacted canines and the orthodontist has tried a new method of pulling them down today. She's used a wire with sort of like paperclip looking objects on them made out of metal. Anyone got a clue what they are?

I had surgery on my impacted canines in July and since then only one of the two teeth has started to come through. Yesterday my orthodontist threaded a lot of zing string connecting the chain on the tooth to my braces and it's really hurting me! Much more than the last time she did it! I was just wo...