Devices descending from K040480
21 later devices reach Sonotrax Ultrasonic Pocket Doppler through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K110630 | F10 | Mediana Co., Ltd. | 2011 | 0 | — |
| +1 | K090510 | Doppler Fetal Heartbeat Rate Detector | Shenzhen Bestman Instrument Co., Ltd. | 2010 | 1 | — |
| +1 | K082055 | Model PC-860 Fetal Doppler | Shenzhen Creative Industry Co., Ltd. | 2009 | 0 | — |
| +1 | K080087 | Sonotrax Ultrasonic Fetal and Vascular Pocket Doppler, Models Lite, Basic, Pro, II, II… | Edan Instruments, Inc. | 2008 | 13 | — |
| +1 | K052190 | Fetal Monitor, Models BT-300 and BT-200 | Bistos Co., Ltd. | 2005 | 3 | — |
| +2 | K242846 | Doppler FHR Detector (BF-500D+, BF-560) | Shenzhen Bestman Instrument Co., Ltd. | 2025 | 0 | — |
| +2 | K102138 | Ultrasonic Tabletop Doppler; Ultrasonic Tabletop Doppler | Edan Instruments, Inc. | 2010 | 5 | — |
| +2 | K101960 | Sonotrax Series Ultrasonic Pocket Doppler | Edan Instruments, Inc. | 2010 | 4 | — |
| +2 | K100885 | Fetal Monitor Model: BT-200T | Bistos Co., Ltd. | 2010 | 1 | — |
| +2 | K092997 | Ultrasonic Tabletop Doppler, Models SD5 and SD6 | Edan Instruments, Inc. | 2009 | 7 | — |
| +3 | K153475 | SD5 & SD6 Ultrasonic Tabletop Doppler | Edan Instruments, Inc. | 2016 | 4 | — |
| +3 | K142799 | Model BT-220L and BT-220C | Bistos Co., Ltd. | 2015 | 0 | — |
| +3 | K140579 | Ultrasonic Pocket Doppler | Edan Instruments, Inc. | 2015 | 3 | — |
| +3 | K112529 | TD-5000 & TD-6000 Ultrasonic Tabletop Doppler | Advanced Instrumentations, Inc. | 2011 | 0 | — |
| +4 | K212084 | Fetal Doppler | Shenzhen Mericonn Technology Co., Ltd. | 2021 | 0 | — |
| +4 | K191388 | FloPatch (FP110) | Flosonics Medical (R/A 1929803 Ontario Corp.) | 2019 | 1 | — |
| +4 | K180419 | Ultrasonic Doppler (Model YM-2T8) | Shenzhen Imdk Medical Technology Co., Ltd. | 2018 | 2 | — |
| +4 | K172780 | SD1 Ultrasonic Pocket Doppler | Edan Instruments, Inc. | 2018 | 0 | — |
| +5 | K242487 | Laminar P1 (LDH-HW-001) | Laminar Digital Health, Inc. | 2024 | 0 | — |
| +5 | K182710 | Fetal Doppler, Model FD88 | Shenzzhen Luckcome Technology Inc., Ltd. | 2019 | 0 | — |
| +5 | K182190 | Fetal Doppler | Shenzhen AOJ Medical Technology Co., Ltd. | 2018 | 0 | — |