Devices descending from K020399
5 later devices reach Resperate; Model RR-150 through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K233580 | A Breathing System (ABS) | Deepwell Dtx, Inc. | 2024 | 0 | — |
| +1 | K131586 | Canary Breathing System | Palo Alto Health Sciences, Inc. | 2013 | 2 | — |
| +1 | K070467 | Health Mask | Polar Wrap, LLC | 2007 | 0 | — |
| +2 | K180173 | Freespira | Palo Alto Health Sciences, Inc. | 2018 | 1 | — |
| +3 | K222101 | Prism | Graymatters Health, Ltd. | 2023 | 0 | — |