Devices descending from K974868
5 later devices reach Sigma Plus Monoplace Hyperbaric Chamber through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K990927 | Sigma 3400 Monoplace Hyperbaric Chamber | Perry Baromedical Corp. | 1999 | 4 | — |
| +2 | K081506 | Hyperbaric America, LLC, Presidential Monoplace Hyperbaric Chamber Systems | Hyperbaric America, LLC | 2008 | 0 | — |
| +2 | K072427 | Sigma Series Hyperbaric Chamber | Perry Baromedical Corp. | 2008 | 0 | — |
| +2 | K021693 | Pan-America Hyperbarics Hyperbaric Chamber System, Model Pah-S1 | Pan-America Hyperbarics, Inc. | 2002 | 2 | — |
| +3 | K053498 | Hyperox 101 | Wjo, Inc. | 2006 | 0 | — |