Devices descending from K221049
6 later devices reach Zavation VariSync Plate System and VariSync Spacer System through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K233509 | Zavation IBF System, Zavation Varisync Plate System and Varisync Spacer System… | Zavation Medical Products, LLC | 2024 | 1 | — |
| +1 | K231766 | Skyway Anterior Cervical Plate System | Kyocera Medical Technologies Inc. (KMTI) | 2023 | 3 | — |
| +2 | K250769 | Dakota LP System | Precision Spine, Inc. | 2025 | 0 | — |
| +2 | K243015 | Skyway Anterior Cervical Plate System | Kyocera Medical Technologies, Inc. | 2024 | 2 | — |
| +3 | K250486 | Skyway Anterior Cervical Plate System | Kyocera Medical Technologies Inc. (KMTI) | 2025 | 1 | — |
| +4 | K261451 | ZSAlign Cervical Interbody System | ZSFab, Inc. | 2026 | 0 | — |