DonJoy Rotulax Open orthopedic knee brace patellar instability The Rotulax Donjoy Elastic Knee Brace is designed to support and stabilize the patella, offering comfort thanks to an internal stabilizer in medical silicone. It is ideal for patients with hyperlax patella, minor injuries and post-operative recovery. Made of elastic fabric, it adapts perfectly to the knee without restricting movement, ensuring support during daily activities. Easy to wear, it is advisable to choose the right size and consult a doctor in case of serious conditions. This knee brace is an effective aid for relieving pain and improving the quality of life of patients.