11. The shape of the tooth that is unusual or abnormal growth of the jaw may result in treatment received is limited, such as in the case of the growth of the jaw is not balanced.
After treatment, or is more of a slow irregular teeth can cause teeth to meet change. May need to get additional treatment, or sometimes need braces in conjunction with surgery. The patient has an abnormal growth or create imbalances of the teeth. These are unusual natural process that your dentist is unable to control and change the growth after orthodontics may result in a change of treatment.
12. the total period of time that must be used in orthodontics, it may not be able to determine the exact. With the growth of the bone that is less or greater than normal. The poor cooperation in order to put the tool on a daily basis. The lack of cleanliness inside the mouth The tool is dropped and strikes with the wrong dentist has led to increases in duration and will affect the results of the treatment to be received.