| U2 Total Knee System | 04719886892925 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886892932 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886900316 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886904680 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886904697 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906615 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906622 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906639 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906646 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906653 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906660 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906677 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906684 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906691 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906707 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906714 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906721 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906738 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906745 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906752 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906769 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906776 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906783 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906790 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906806 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906813 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906820 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906837 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906844 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906851 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906868 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906875 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906882 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906899 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906905 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886906912 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886910742 | United Orthopedic Corporation | Class IIa | |
| U2 Total Knee System | 04719886910759 | United Orthopedic Corporation | Class IIa | |
| UCP Stem | 04719872172789 | United Orthopedic Corporation | Class I | |
| UKNEE Total Knee System | 04719872174103 | United Orthopedic Corporation | Class I | |
| UKNEE Total Knee System | 04719872175711 | United Orthopedic Corporation | Class IIa | |
| UKNEE Total Knee System | 04719872175728 | United Orthopedic Corporation | Class IIa | |
| UKNEE Total Knee System | 04719872175735 | United Orthopedic Corporation | Class IIa | |
| UKNEE Total Knee System | 04719872175742 | United Orthopedic Corporation | Class IIa | |
| UKNEE Total Knee System | 04719872175803 | United Orthopedic Corporation | Class IIa | |
| U-Motion II | 04719872173922 | United Orthopedic Corporation | Class IIa | |
| U-Motion II | 04719872173939 | United Orthopedic Corporation | Class IIa | |
| U-Motion II | 04719872173946 | United Orthopedic Corporation | Class IIa | |
| U-Motion II | 04719872173953 | United Orthopedic Corporation | Class IIa | |
| U-Motion II | 04719872177913 | United Orthopedic Corporation | Class IIa | |