Devices descending from K981475
7 later devices reach Opart (MRT-600) Versions 2 Software Upgrade through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K990260 | OPART | Toshiba America Mri, Inc. | 1999 | 6 | — |
| +2 | K151466 | MrOpen | Paramed S.R.L. | 2015 | 3 | — |
| +2 | K993574 | Opart/Prodiga, Opart/Protenza, Opart/Paragon | Toshiba America Mri, Inc. | 2000 | 1 | — |
| +3 | K190524 | MRopen 0.5 T | Asg Superconductors S.P.A. | 2019 | 2 | — |
| +3 | K023207 | Opart (Including Opart Ultra and Ultra Gradient Upgrade Kit) | Toshiba America Medical Systems, In.C | 2002 | 0 | — |
| +4 | K193116 | MRopen EVO | Asg Superconductors S.P.A. | 2019 | 1 | — |
| +5 | K242258 | MROpen Evo (03-2000-00); MROpen Evo (03-4000-00) | Asg Superconductors S.P.A. | 2024 | 0 | — |