Devices descending from K031595
14 later devices reach U & I America Spinal Hook System through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K123476 | Mega 5.5 Spine System | Lsk Biopartners, Inc. | 2013 | 5 | — |
| +1 | K113324 | Rexious Hook Fixation Systems | Dio Medical Co., Ltd. | 2012 | 6 | — |
| +1 | K101374 | Aaxter A3 Posterior Spinal System | Aaxter Co., Ltd. | 2011 | 0 | — |
| +2 | K222415 | Rexious Spinal Fixation System | Dio Medical Corporation | 2022 | 1 | — |
| +2 | K171497 | Mikron Spinal Fixation System | Mikron Makina Sanayi Ticaret Co., Ltd. | 2017 | 4 | — |
| +2 | K132365 | Spondylolisthesis Spinal Fixation, Spinal Pedicle Fixation | Accel Spine | 2013 | 2 | 2 |
| +2 | K131522 | Core Pedicle Screw System | Core-Nexus | 2013 | 0 | — |
| +3 | K241657 | MSFX Mikron Spinal Fixation System | Mikron Makina Sanayi VE Ticaret Ltd. Sti. | 2024 | 3 | — |
| +3 | K232586 | Rexious Spinal Fixation System, Statera™ Spinal System, Statera-M™ Spinal System | K&J Consulting Corp. | 2023 | 0 | — |
| +3 | K173185 | SEURAT™ Universal Pedicle Screw System | Ctl Medical Corporation | 2018 | 0 | — |
| +3 | K140219 | Picasso II Mis Spinal System | Accel Spine | 2014 | 1 | — |
| +4 | K250092 | HC Biologics Osteopoint Spinal Fixation System | HC Biologics, LLC | 2025 | 0 | — |
| +4 | K243946 | EffortMed Spinal Fixation System | Effortmed, LLC | 2025 | 1 | — |
| +5 | K254247 | Osteomni Spinal Fixation System | Osteomni, Inc. | 2026 | 0 | — |