Devices descending from DEN180042
7 later devices reach Irregular Rhythm Notification Feature through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K230292 | Samsung ECG Monitor Application with Irregular Heart Rhythm Notification | Samsung Electronics Co., Ltd. | 2023 | 1 | — |
| +1 | K212372 | Fitbit Irregular Rhythm Notifications | Fitbit, Inc. | 2022 | 1 | — |
| +1 | K212516 | IRNF App | Apple, Inc. | 2021 | 2 | — |
| +2 | K242967 | Loss of Pulse Detection | Fitbit | 2025 | 0 | — |
| +2 | K240909 | Samsung ECG App v 1.3 (ECG) | Samsung Electronics Co., Ltd. | 2024 | 0 | — |
| +2 | K231173 | Irregular Rhythm Notification Feature (IRNF) | Apple, Inc. | 2023 | 0 | — |
| +2 | K213971 | Atrial Fibrillation History Feature | Apple, Inc. | 2022 | 0 | — |