Devices descending from K121670
11 later devices reach Medyssey Cannulated Pedicle Screw through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K232218 | Zenius™ Spinal System | Medyssey USA, Inc. | 2023 | 0 | — |
| +1 | K171526 | Zenius™, lliad™ and Kora™ Spinal Fixation Systems | Medyssey USA, Inc. | 2017 | 2 | — |
| +1 | K131878 | Lliad, Kora, Zenius Pedicle Screw System | Medyssey USA, Inc. | 2013 | 8 | — |
| +2 | K191655 | MEGAFIX® Pedicle Screw Spinal System | Seohancare Co., Ltd. | 2020 | 0 | — |
| +2 | K181978 | Zenius™, Iliad™ and Kora™ Spinal Fixation Systems | Medyssey USA, Inc. | 2018 | 0 | — |
| +2 | K170964 | Zenius Spinal System | Medyssey USA, Inc. | 2017 | 0 | — |
| +2 | K142835 | Iliad Pedicle Screw System and Zenius Pedicle Screw System | Medyssey USA, Inc. | 2015 | 5 | — |
| +3 | K222229 | Advanced LumFix Spinal Fixation System | CG Bio Co., Ltd. | 2023 | 2 | — |
| +3 | K171509 | Iliad® Pedicle Screw System and Zenius® Pedicle Screw System | Medyssey USA, Inc. | 2017 | 1 | — |
| +4 | K250582 | COLONNADE Posterior Screw Fixation System | CG Bio Co., Ltd. | 2025 | 0 | — |
| +4 | K231443 | Mini-OSTEO Pedicle Fixation System | Osteomed Indústria E Comércio DE Implantes Ltda | 2023 | 0 | — |