Devices descending from K222920
3 later devices reach Oxygen concentrator through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K240840 | Oxygen Concentrator (ZY-10AB/115) | Foshan Care Medical Technology Co., Ltd. | 2024 | 2 | — |
| +2 | K251534 | Oxygen Concentrator (J10A) | Foshan Kycare Medical Equipment Co., Ltd. | 2025 | 0 | — |
| +2 | K251607 | Oxygen Concentrator (J5A) | Foshan Kycare Medical Equipment Co., Ltd. | 2025 | 0 | — |