Devices descending from K081252
44 later devices reach Expedium 4.5MM Spine System through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K180754 | C-Zero Pedicle Screw System, Freedom Pedicle Screw System | Signature Orthopaedics Pty, Ltd. | 2018 | 0 | — |
| +1 | K143683 | APEX-DL Spine System | Spinecraft, LLC | 2015 | 3 | — |
| +1 | K150417 | Astra Spine System | Spinecraft, LLC | 2015 | 21 | — |
| +1 | K110896 | Reliance Spinal Screw System | Reliance Medical Systems, LLC | 2012 | 5 | — |
| +1 | K101112 | Reliance Spinal Screw System | Reliance Medical Systems | 2010 | 7 | — |
| +1 | K100757 | Tilock Pedicle Screw System | Genesys Spine | 2010 | 9 | 1 |
| +1 | K081978 | Reliance Spinal Screw System | Reliance Medical Systems, LLC | 2009 | 8 | — |
| +2 | K234048 | M.U.S.T. Pedicle Screw System - Extension | Medacta International S.A. | 2024 | 1 | — |
| +2 | K223273 | ASTRA Spine System | Spinecraft, LLC | 2022 | 8 | — |
| +2 | K213750 | VyLink™ Spinal Screw System | Vy Spine, LLC | 2022 | 1 | — |
| +2 | K211935 | ORIO-Ti Intervertebral Body Fusion Cage System | Spinecraft, LLC | 2021 | 0 | — |
| +2 | K211323 | ASTRA Spine System | Spinecraft, LLC | 2021 | 12 | — |
| +2 | K172469 | TiLock Modular Spinal System | Genesys Spine | 2017 | 0 | — |
| +2 | K171838 | TiLock2 Spinal System | Genesys Spine | 2017 | 4 | — |
| +2 | K162786 | PASS LP Spinal System | Medicrea International SA | 2017 | 6 | — |
| +2 | K162066 | Reliance Spinal Screw System | Reliance Medical Systems, LLC | 2016 | 3 | — |
| +2 | K161914 | Genesys Spine TiLock Cortical Spinal System | Genesys Spine | 2016 | 1 | — |
| +2 | K152039 | Genesys Spine TiLock2 Spinal System | Genesys Spine | 2015 | 7 | — |
| +2 | K152131 | Reliance Spinal Screw System | Reliance Medical Systems, LLC | 2015 | 4 | — |
| +2 | K123521 | Reliance Spinal Screw System | Reliance Medical Systems, LLC | 2013 | 5 | — |
| +2 | K103671 | Genesys Spine Tilock System | Genesys Spine | 2011 | 8 | — |
| +3 | K253940 | M.U.S.T. Pedicle Screw System - Extension | Medacta International S.A. | 2026 | 0 | — |
| +3 | K252322 | SIros-X System | Genesys Spine | 2025 | 0 | — |
| +3 | K251719 | Momentum® Posterior Spinal Fixation System | Ulrich Medical USA, Inc. | 2025 | 0 | — |
| +3 | K233508 | iFuse Bedrock Granite® Implant System | SI-BONE, Inc. | 2024 | 5 | — |
| +3 | K231744 | VyLink™ Spinal Screw System | Vy Spine, LLC | 2023 | 0 | — |
| +3 | K231799 | INERTIA® CONNEXX™ Modular Pedicle Screw System | Nexxt Spine, LLC | 2023 | 0 | — |
| +3 | K221776 | NextGen Pedicle Screw System | Corelink, LLC | 2022 | 2 | — |
| +3 | K210874 | Reliance Spinal Screw System | Reliance Medical Systems, LLC | 2021 | 2 | — |
| +3 | K201427 | Trivergent Spinal Fixation System | Benvenue Medical, Inc. | 2020 | 2 | — |
| +3 | K182239 | OLYMPIC Posterior Spinal Fixation System | Astura Medical, LLC | 2018 | 2 | — |
| +3 | K182240 | PASS LP Spinal System | Medicrea International SA | 2018 | 2 | — |
| +4 | K262067 | iFuse Granite Onyx™ Implant System | SI-BONE, Inc. | 2026 | 0 | — |
| +4 | K254274 | ARx® SAI Implant System | Life Spine, Inc. | 2026 | 0 | — |
| +4 | K253169 | Duet™ Spinal Fixation System | Box Spine, LLC | 2026 | 1 | — |
| +4 | K252346 | OLYMPIC Posterior Spinal Fixation System; MASADA Modular Spinal Fixation System | Astura Medical | 2025 | 0 | — |
| +4 | K253094 | iFuse Bedrock Granite Implant System | SI-BONE, Inc. | 2025 | 0 | — |
| +4 | K243259 | MASADA Modular Spinal Fixation System | Astura Medical | 2025 | 0 | — |
| +4 | K241464 | ARx® SAI Implant System | Life Spine, Inc. | 2024 | 1 | — |
| +4 | K231494 | CoreLink Robotic Navigation Instruments | Corelink, LLC | 2023 | 0 | — |
| +4 | K230880 | CoreLink Navigation Instruments | Corelink, LLC | 2023 | 0 | — |
| +4 | K190376 | PASS LP Spinal System | Medicrea International SA | 2019 | 1 | 5 |
| +5 | K262712 | Duet™ Spinal Fixation System | Duet Spine Holdings, LLC | 2026 | 0 | — |
| +5 | K213281 | PASS LP™ Spinal System, CD Horizon™ Spinal System | Medicrea International SA | 2022 | 0 | — |