An orthodontic system includes an orthodontic bracket that defines an arch wire slot. The bracket includes a gear system, a motor to drive the gear system, and an integrated circuit to control the motor, an arch wire placed in the arch wire slot, and a computer server to send instructions to the integrated circuit in the orthodontic bracket. The integrated circuit is configured to control the motor according to the instructions from the computer server to drive the gear system to apply a force to the arch wire.