Devices descending from K973683
45 later devices reach Omega 21 System through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K131250 | Tiger Spine System | Corelink, LLC | 2013 | 40 | — |
| +1 | K023204 | Modification to Ebi OMEGA21 Spinal Fixation System | Ebi, L.P. | 2002 | 0 | — |
| +1 | K020681 | Ebi OMEGA21 Spinal Fixation System | Ebi, L.P. | 2002 | 1 | — |
| +1 | K014137 | Modification to Ebi Omega 21 System | Ebi, L.P. | 2002 | 43 | — |
| +1 | K990303 | Ebi Omega 21 System | Electro-Biology, Inc. | 1999 | 44 | — |
| +2 | K210539 | CoreLink Midline Fixation System | Corelink, LLC | 2021 | 4 | — |
| +2 | K151648 | Altus Spine Pedicle Screw System, Altus Spine MIS Pedicle Screw System, Valencia Pedicle… | Altus Partners, LLC | 2015 | 5 | — |
| +2 | K133369 | Tiger Spine System | Corelink, LLC | 2014 | 29 | — |
| +3 | K260989 | Varion Thoracolumbar Fixation System | Kyocera Medical Technologies Inc. (KMTI) | 2026 | 0 | — |
| +3 | K242900 | VADER® Pedicle System and VADER®one Pedicle System | Icotec AG | 2025 | 0 | — |
| +3 | K231494 | CoreLink Robotic Navigation Instruments | Corelink, LLC | 2023 | 0 | — |
| +3 | K221776 | NextGen Pedicle Screw System | Corelink, LLC | 2022 | 2 | — |
| +3 | K221332 | OsteoCentric Spine MIS Pedicle Fastener System | OsteoCentric Technologies | 2022 | 1 | — |
| +3 | K200981 | Mega Plus MIS Spine System | Bk Meditech, Co., Ltd. | 2020 | 0 | — |
| +3 | K193211 | Nano FortiFix® System | Nanovis Spine, LLC | 2020 | 1 | — |
| +3 | K193219 | G Surgical Marksman System | G Surgical, LLC | 2019 | 1 | — |
| +3 | K191932 | Momentum™ Posterior Spinal Fixation System | Ulrich Medical USA | 2019 | 2 | — |
| +3 | K181281 | Altus Spine Pedicle Screw System | Altus Partners, LLC | 2018 | 1 | — |
| +3 | K153453 | Inertia Pedicle Screw and Deformity Correxxion System | Nexxt Spine, LLC | 2016 | 17 | — |
| +3 | K151770 | Libra Pedicle Screw System | Spinal Balance, Inc. | 2015 | 1 | — |
| +4 | K250520 | OsteoCentric Navigated Instruments System | Osteocentric Technologies, Inc. | 2025 | 0 | — |
| +4 | K251719 | Momentum® Posterior Spinal Fixation System | Ulrich Medical USA, Inc. | 2025 | 0 | — |
| +4 | K243419 | Altus Spine Navigation System | Altus Partners, LLC | 2025 | 0 | — |
| +4 | K242069 | Eminent Spine Scoliosis Deformity Pedicle Screw System | Eminent Spine | 2024 | 0 | — |
| +4 | K231809 | Momentum® Posterior Spinal Fixation System with G21 V-STEADY Bone Cement; Momentum® MIS… | Ulrich Medical USA | 2023 | 1 | — |
| +4 | K231799 | INERTIA® CONNEXX™ Modular Pedicle Screw System | Nexxt Spine, LLC | 2023 | 0 | — |
| +4 | K230880 | CoreLink Navigation Instruments | Corelink, LLC | 2023 | 0 | — |
| +4 | K230063 | G Surgical Marksman Spinal Deformity System | G Surgical, LLC | 2023 | 0 | — |
| +4 | K221905 | INERTIA CONNEXX Modular Pedicle Screw System | Nexxt Spine, LLC | 2022 | 1 | — |
| +4 | K203452 | Nano FortiFix® System | Nanovis, LLC | 2020 | 0 | — |
| +4 | K192121 | Black Diamond Pedicle Screw System | Osseus Fusion Systems | 2019 | 13 | — |
| +4 | K162750 | Libra Pedicle Screw System | Spinal Balance, Inc. | 2016 | 0 | — |
| +5 | K213935 | PISCES-SA Standalone ALIF Interbody System | Osseus Fusion Systems | 2022 | 12 | — |
| +6 | K250845 | Curiteva Porous PEEK Standalone ALIF System | Curiteva, Inc. | 2025 | 1 | — |
| +6 | K240326 | Solar™ Lumbar Interbody Fusion System | Degen Medical, Inc. | 2024 | 4 | — |
| +6 | K231199 | Solar Lumbar Interbody Fusion System | Degen Medical | 2023 | 5 | — |
| +6 | K223413 | Pisces™-SA STANDALONE ALIF Interbody System | Osseus Fusion Systems | 2023 | 3 | — |
| +7 | K252205 | Curiteva Porous PEEK Cervical Interbody System; Curiteva Porous PEEK Lumbar Interbody… | Curiteva, Inc. | 2026 | 0 | — |
| +7 | K252737 | DeGen Medical Latitude-C AM Cervical Interbody Fusion System | Degen Medical | 2025 | 0 | — |
| +7 | K241077 | DeGen Medical Patient Specific Implant (PSI) System | Degen Medical | 2024 | 2 | — |
| +7 | K240126 | ProAM ALIF System | Pro Surgical, Inc. | 2024 | 2 | — |
| +8 | K251644 | ProAM ALIF System | Pro Surgical, Inc. | 2025 | 0 | — |
| +8 | K250667 | DeGen Medical Patient Specific Implant (PSI) System | Degen Medical | 2025 | 1 | — |
| +8 | K242517 | ProAM ACDF System | Pro Surgical, Inc. | 2024 | 0 | — |
| +9 | K251829 | DeGen Medical Patient Specific Implant (PSI) System | Degen Medical | 2025 | 0 | — |