Devices descending from K221705
1 later device reach U2 Total Knee System-PF+ through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K243656 | U2 Total Knee System – PF+ Patella; USTAR II System– PF+ Patella | United Orthopedic Corporation | 2025 | 0 | — |