The Aiterb brace is a revolutionary device designed to enhance ACL surgery rehabilitation. It offers comfort, lightness, and precise bending exercises. The power module provides accurate training, with an online app for visualized processes, training plans, and remote communication. Patients can rent the device, and the power module features wireless charging. The support module offers knee support with a detachable lithium battery and built-in chip. The online module converts chip signals for monitoring and control.