The final step in most orthodontic procedures is to use some method of retention until the tissues have stabilized and are able to support the teeth in their new location
To be effective . a retaining appliance of should meet certain objectives . It should securely retain each tooth in its’ new position and prevent the tendency toward relapse . It should permit as much functional activity as possible allowing the teeth to respond in a normal physiological manner . Finally , the devices should be comfortable , self cleaning, easy to maintain , and as inconspicuous as possible.