| U2 Total Knee System | 04712602346023 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712602346030 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712602346047 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712602346054 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712602346061 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712602346078 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712771505276 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712771505283 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712771505290 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712771505306 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712771505313 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712771505320 | United Orthopedic Corporation | Class III | |
| U2 Total Knee System | 04712771505337 | United Orthopedic Corporation | Class III | |
| Unique Knee Prosthesis-Tibial Component L | 06941095067681 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component L | 06941095067698 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component L | 06941095067704 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component L | 06941095067711 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component L | 06941095067728 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component L | 06941095067735 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component L | 06941095067742 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component L | 06941095067759 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component R | 06941095067766 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component R | 06941095067773 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component R | 06941095067780 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component R | 06941095067797 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component R | 06941095067803 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component R | 06941095067810 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component R | 06941095067827 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unique Knee Prosthesis-Tibial Component R | 06941095067834 | Tianjin Zhengtian Medical Instrument Co., Ltd. | Class III | |
| Unity Knee Tibial Tray Size 1 Fixed-Polished CoCr (For Cemented use) | 05055343871324 | Corin Ltd | Class III | |
| Unity Knee Tibial Tray Size 2 Fixed-Polished CoCr (For Cemented use) | 05055343872536 | Corin Ltd | Class III | |
| Unity Knee Tibial Tray Size 3 Fixed-Polished CoCr (For Cemented use) | 05055343872543 | Corin Ltd | Class III | |
| Unity Knee Tibial Tray Size 4 Fixed-Polished CoCr (For Cemented use) | 05055343872550 | Corin Ltd | Class III | |
| Unity Knee Tibial Tray Size 5 Fixed-Polished CoCr (For Cemented use) | 05055343872567 | Corin Ltd | Class III | |
| Unity Knee Tibial Tray Size 6 Fixed-Polished CoCr (For Cemented use) | 05055343872574 | Corin Ltd | Class III | |
| Unity Knee Tibial Tray Size 7 Fixed-Polished CoCr (For Cemented use) | 05055343872581 | Corin Ltd | Class III | |
| Unity Knee Tibial Tray Size 8 Fixed-Polished CoCr (For Cemented use) | 05055343872598 | Corin Ltd | Class III | |
| Unity Knee Tibial Tray Size 9 Fixed-Polished CoCr (For Cemented use) | 05055343872604 | Corin Ltd | Class III | |