There are certain aligners which can also be used despite of these fixed stainless steel braces such as invisalign which track the tooth finally to its desired position but application of these aligners are advised only when interacting with simple problems. Speed of movement is greater as compared to the traditional braces. Similarly, spring aligners are very helpful in the alignment of upper and lower incisors. Smart bracket is a new concept in this field in which a device can track the amount of force being applied to all teeth. This device claims to minimize the time of therapy in such sort of dental problems.