Help 30 points! Please understand the problem of rubber band of braces. Come on in. . A: Is there a doctor? )

This is "vertical traction", mainly to adjust your jaw-biting relationship, so that you can eat more easily and have a better face. This job is done after your teeth are arranged, so you can take off your braces after adjusting your jaw. But after this method of hanging rubber bands is finished, it may be hung on your four tiger teeth again. In short, you can choose the rubber band after hanging it, but you must hang it on time, otherwise it is yourself who will delay the progress.