Devices descending from K920948
12 later devices reach Topical Sacral Hyperbaric Oxygen Chamber through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K022028 | VX-400 Topical Hyperbaric Oxygen Chamber | Vascular One, Inc. | 2002 | 4 | — |
| +1 | K971507 | O2 BOOT | Gwr Medical, Llp | 1997 | 10 | — |
| +1 | K960756 | Lifetech Cassette | Lifetech Systems, Inc. | 1997 | 0 | — |
| +2 | K080966 | Hyper-Box Topical Wound Oxygen System | Aoti, Ltd. | 2008 | 2 | — |
| +2 | K050156 | WHS-1000 Wound Healing System | Iyia Technologies, Inc. | 2005 | 0 | — |
| +2 | K023456 | Oxybox System | Oxyfast Corporation | 2003 | 4 | 2 |
| +3 | K212121 | VHT-200 Wound Treatment System | Vaporox, Inc. | 2023 | 1 | — |
| +3 | K112634 | Natrox Topical Oxygen Delivery System with Iodp | Inotec Amd, Ltd. | 2012 | 0 | — |
| +3 | K120764 | Epiflo (R) | Neogenix, LLC | 2012 | 1 | — |
| +3 | K090681 | Tanscu O2 | Electrochemical Oxygen Concepts, Inc. | 2009 | 1 | — |
| +4 | K250188 | Wound Treatment System (VHT-200) | Vaporox, Inc. | 2025 | 0 | — |
| +4 | K190742 | Epiflo-28 | Neogenix, LLC Dba Ogenix | 2019 | 0 | — |