Effect of Visual-Guided Balance Training on Knee Motor Function and Biomechanical Characteristics After ACL Reconstruction

Exclusion Criteria

• •1. Patients who underwent ACL reconstruction more than one year after the injury;
• •2. Patients with severe injuries to the posterior cruciate ligament, medial collateral ligament or lateral collateral ligament (more than grade I; grade II is partial tear, thickening and tortuosity of the ligament, partial fiber interruption, and swelling of the surrounding soft tissues; grade III is complete rupture). ； Combined with severe meniscus tear;
• •3. Has a history of previous knee surgery, such as meniscus repair, ligament reconstruction, joint replacement, joint cleaning, etc.;
• •4. Has other knee joint diseases, such as: knee osteoarthritis, knee joint tumor, rheumatoid arthritis, tuberculosis, knee joint infection or inflammatory diseases, fracture, dislocation or other bone injuries, etc.;
• •5. Severe heart, lung, brain diseases or liver and kidney dysfunction, and visual and cognitive impairments.
• •1\. Poor compliance of the subject; 2. The subject withdraws the informed consent form; 3.The subject requests to terminate the study or is unable to complete all the trials for some reason; 4. The investigator believes that the subject's continued participation in the trial may cause significant adverse effects on their physical condition; 5. The ethics review committee decides to terminate the trial.