United Orthopedic

United Orthopedic U2 MB Knee The Mobile Bearing rotating platform knee prosthesis provides both low contact pressure on the articular surface and low shear force on the bone-implant interface. The U2 MB Knee is compatible with both U2 fixed bearing Posterior Stabilized (PS) and Cruciate Retaining (CR) femoral components. MBC , Mobile Bearing Congruent Insert ● For use with the CR femoral component ● PCL can be either retained or sacrificed ● Central stopping mechanism designed to enhance Medial/Lateral (M/L) stability and also allows up to 4.5° hyper-extension MB , Mobile Bearing Insert ● For use with the PS femoral component ● Both ACL and PCL sacrificed Cemented MBA baseplate with stem and augment options include instruments to allow adequate management of minor or moderate tibial defects with the use of augments and the extension stem. MBA baseplate TPS PLUS with stem option include instruments to allow further stability with the use of the extension stem. INDICAIONS ( MBC / MB / MBA ) The device is indicated for use in total knee arthroplasty in skeletally mature patients with the following conditions: 1. Rheumatoid arthritis, osteoarthritis, traumatic arthritis, polyarthritis. 2. Collagen disorders, and/or avascular necrosis of the femoral condyle. 3. Post-traumatic loss of joint configuration, particularly when there is patellofemoral erosion, dysfunction or prior patellectomy. 4. Moderate valgus, varus, or flexion deformities. 5. The salvage of previously failed surgical attempts or for a knee in which satisfactory stability in flexion cannot be obtained at the time of surgery. This device is a single use implant and intended for cemented use only. ( MBATPS PLUS ) U2 Total Knee System- Cementless Type is indicated in knee arthroplasty for reduction or relief of pain and/or improved knee function in skeletally mature patients with severe knee pain and disability due to rheumatoid arthritis, osteoarthritis, primary and secondary traumatic arthritis, polyarthritis, collagen disorders, avascular necrosis of the femoral condyle or pseudogout, posttraumatic loss of joint configuration, particularly when there is patellofemoral erosion, dysfunction or prior patellectomy, moderate valgus, varus, or flexion contraction. This device may also be indicated in the salvage or previously failed surgical attempts or for knee in which satisfactory stability in flexion cannot be obtained at the time of surgery. This device system is designed for cementless use. Device Description Please refer to the package inserts for important product information, including, but not limited to contraindications, warnings, precautions, and adverse effects. II III