Devices descending from K203504
9 later devices reach Cios Flow through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K251520 | Cios Alpha; Cios Flow | Siemens Medical Solutions USA, Inc. | 2025 | 0 | — |
| +1 | K210309 | Cios Select (VA21) Flat Panel | Siemens Medical Solutions USA, Inc. | 2021 | 2 | 1 |
| +1 | K210054 | Cios Spin | Siemens Medical Systems USA, Inc. | 2021 | 3 | 1 |
| +1 | K210055 | Cios Alpha | Siemens Medical Solutions USA, Inc. | 2021 | 1 | 1 |
| +2 | K253296 | Digital C-ARM with 3D | Allengers Medical Systems Limited | 2026 | 0 | — |
| +2 | K251523 | Cios Spin | Siemens Medical Solutions USA, Inc. | 2025 | 0 | — |
| +2 | K233748 | CIARTIC Move (VB10) | Siemens Medical Solutions USA, Inc. | 2024 | 0 | — |
| +2 | K223410 | Cios Select (VA21) Flat Panel | Siemens Medical Solutions USA, Inc. | 2022 | 1 | — |
| +3 | K250241 | Cios Select | Siemens Medical Solutions USA, Inc. | 2025 | 0 | — |