Devices descending from K913233
13 later devices reach Codman Lhalo Split Ring Retractor System through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K180610 | Geister retractor for neuro - and spine surgery | Geister Medizin Technik GmbH | 2018 | 1 | — |
| +1 | K032331 | Doro Radiolucent Headrest System and Horseshoe Headrests,and Non-Radiolucent J-Arm… | Pro-Med Instruments GmbH | 2003 | 10 | Class I |
| +2 | K252995 | Durashield Device Kit | SurGenTec, LLC | 2026 | 0 | — |
| +2 | K203505 | DORO QR3 Headrest System (Aluminum) | Pro Med Instruments GmbH | 2021 | 0 | — |
| +2 | K191979 | DORO QR3 XTom Headholder System | Pro Med Instruments GmbH | 2019 | 0 | — |
| +2 | K063494 | Doro Radiolucent Headrest System ( Also Mri-Compatible) and Components | Pro-Med Instruments GmbH | 2007 | 7 | — |
| +3 | K191740 | DORO LUCENT® iXI and iMRI Headrest System | Pro Med Instruments GmbH | 2020 | 1 | — |
| +3 | K113748 | Imris MR/X-Ray Head Fixation Device (HFD) | Imris, Inc. | 2012 | 0 | 1 |
| +3 | K103493 | Head Fiation Device (HFD 100) | Imris, Inc. | 2011 | 2 | 3 |
| +3 | K072208 | Mayfield Disposable and Reusable Titanium Skull Pins | Integra LifeSciences Corporation | 2007 | 4 | — |
| +4 | K250423 | mb-FIX Cranial Stabilization Systems | Medical Bees GmbH | 2025 | 0 | — |
| +4 | K240319 | DORO LUCENT Skull Clamp (1101.001); DORO LUCENT Skull Clamp Pediatric Set (1101.040) | Pro Med Instruments GmbH | 2024 | 0 | — |
| +4 | K141950 | HFD100 Rocker Arm Accessory | Imris, Inc. | 2014 | 0 | — |