| Fetal Doppler U8-25, U9-25 (K252669) | Zhongshan Xiaolan Town Senlan Electronic Factory | 2026-01-08 |
| Doppler FHR Detector (BF-500D+, BF-560) (K242846) | Shenzhen Bestman Instrument Co., Ltd. | 2025-06-26 |
| Ultrasonic Fetal Doppler (K233823) | Shenzhen Jamr Technology Co., Ltd. | 2024-06-28 |
| Pocket Fetal Doppler (CONTEC 10D), Pocket Fetal Doppler (CONTEC 10E), Pocket Fetal Doppler (CONTEC 10F) (K232893) | Contec Medical Systems Co.,Ltd | 2024-06-14 |
| Pocket Fetal Doppler (Models CONTEC10C and CONTEC10CL) (K220245) | Contec Medical Systems Co.,Ltd | 2022-09-28 |
| Fetal Doppler (K211940) | Shenzhen Taikang Medical Equipment Co., Ltd. | 2022-01-07 |
| Fetal Doppler (K212084) | Shenzhen Mericonn Technology Co., Ltd. | 2021-11-03 |
| HeraBEATâ„¢ US (K191110) | Heramed, Ltd. | 2019-11-14 |
| Fetal Doppler (Models: FD-231B, FD-231D, FD-640B, FD-640D, FD-200B, FD-200D, FD-591B, and FD-591D) (K182526) | Vcomin Technology Limited | 2019-05-29 |
| Fetal Doppler, Model FD88 (K182710) | Shenzzhen Luckcome Technology Inc., Ltd. | 2019-03-01 |
| Fetal Doppler (K182190) | Shenzhen AOJ Medical Technology Co., Ltd. | 2018-12-19 |
| Ultrasonic Doppler (Model YM-2T8) (K180419) | Shenzhen Imdk Medical Technology Co., Ltd. | 2018-07-19 |
| SD1 Ultrasonic Pocket Doppler (K172780) | Edan Instruments, Inc. | 2018-06-06 |
| SD5 & SD6 Ultrasonic Tabletop Doppler (K153475) | Edan Instruments, Inc. | 2016-01-29 |
| ULTRASONIC POCKET DOPPLER (K140579) | Edan Instruments, Inc. | 2015-02-06 |
| FETAL ULTRASONIC MONITOR AND ACCESSORIES (K131457) | Shenzhen Jumper Medical Equipment Co., Ltd. | 2014-01-24 |
| FETAL DOPPLER (K112911) | Beijing Choice Electronic Technololgy Co., Ltd. | 2011-10-27 |
| TD-5000 & TD-6000 ULTRASONIC TABLETOP DOPPLER (K112529) | Advanced Instrumentations, Inc. | 2011-10-27 |
| PD-100 SERIES ULTRASONIC POCKET DOPPLER (K111934) | Advanced Instrumentations, Inc. | 2011-09-22 |
| F10 (K110630) | Mediana Co., Ltd. | 2011-06-24 |
| FETAL DOPPLER JPD-100S (K110124) | Shenzhen Jumper Medical Equipment Co., Ltd. | 2011-02-04 |
| DOPPLER FETAL HEART RATE DETECTOR, MODEL FM-200 (K100626) | Shenzhen Biocare Electronics Co., Ltd. | 2010-05-21 |
| DOPPLER FETAL HEARTBEAT RATE DETECTOR (K090510) | Shenzhen Bestman Instrument Co., Ltd. | 2010-04-29 |
| ULTRASONIC TABLETOP DOPPLER, MODELS SD5 AND SD6 (K092997) | Edan Instruments, Inc. | 2009-11-10 |
| CONTEC POCKET FETAL DOPPLER (K082480) | Contec Medical System Co., Ltd. | 2009-02-25 |
| MODEL PC-860 FETAL DOPPLER (K082055) | Shenzhen Creative Industry Co., Ltd. | 2009-02-06 |
| SONOTRAX ULTRASONIC FETAL AND VASCULAR POCKET DOPPLER, MODELS LITE, BASIC, PRO, II, II PRO AND VASCULAR (K080087) | Edan Instruments, Inc. | 2008-03-11 |
| BABYBEAT CORDLESS (K061091) | The Newman Group, LLC | 2006-05-04 |
| SONOTRAX ULTRASONIC POCKET DOPPLER (K040480) | Edan Instruments, Inc. | 2004-05-25 |
| OB1 OBSTETRICAL DOPPLER (K033156) | D. E. Hokanson, Inc. | 2003-12-09 |
| HANDYDOP (K030466) | Elcat, GmbH | 2003-09-12 |
| ECHO SOUNDER, SINGLE-HANDED, MODEL ES-101EX (K031504) | Koven Technology, Inc. | 2003-07-18 |
| LIFEDOP DOPPLER (K024197) | Summit Doppler Systems, Inc. | 2003-01-03 |
| ECHO SOUNDER, ES-102EX (K023143) | Koven Technology, Inc. | 2002-12-19 |
| BABYCOM (K013547) | Pmg Medica , Ltd. | 2002-02-20 |
| CADENCE DOPPLER ULTRASOUND SYSTEM (K991441) | Medasonics, Inc. | 1999-12-28 |
| MULTI DOPPLEX II / FETAL DOPPLEX II (K930200) | Huntleigh Healthcare, Inc. | 1994-06-24 |
| POCKET SIZE FETAL HEART DETECTOR (K920056) | Medical Accessories, Inc. | 1992-12-11 |
| OBTRASOUND STETHOSCOPE FETAL CALC (K911453) | Medasonics, Inc. | 1991-06-20 |
| UST-974-5 CONVEX TRANSDUCER (K910153) | Ge Medical Systems Information Technologies | 1991-03-29 |
| IMEX DOP-TONE II (K901593) | Imex Medical Systems, Inc. | 1990-07-02 |
| HUNTLEIGH FETAL DOPPLER, FD-1 & DOPCORD, D140 (K900618) | Huntleigh Technology, Inc. | 1990-04-25 |
| TOITU DOPPLER FETUS DETECTOR, FD-400D (K890139) | Toitu of America, Inc. | 1989-03-29 |
| PIE MEDICAL SCANNER 1000 (K870058) | Pie Data Medical BV | 1988-02-02 |
| ULTRASOUND LINEAR/SECTOR SCANNER 1100 (K870653) | Pie Data Medical BV | 1988-02-02 |
| HUNTLEIGH DOPCORD, D140 (K854267) | Huntleigh Technology, Inc. | 1986-07-09 |
| COMBISCOPE (K852655) | Instrument Technology, Inc. | 1986-02-21 |
| OBSTETRICAL DOPPLER (K841805) | Epcom Medical Systems, Inc. | 1984-06-19 |
| PROGRAMALITH PROGRAMMER (K823242) | Pacesetter Systems | 1983-01-08 |
| FETAL PULSE DETECTORS, F50/F60 (K812868) | South Carolina Medical, Inc. | 1981-11-25 |
| DOPPLEX-PLB & PXB (K810115) | Huntleigh Technology, Inc. | 1981-07-16 |
| GRAVIDAPHONE (K802024) | Solar Electronics | 1981-01-07 |
| FETAL HEART DETECTOR #'S D102 & D102R (K800858) | Sonicaid, Inc. | 1980-05-14 |
| FETAL HEART DETECTOR #D206 (K800859) | Sonicaid, Inc. | 1980-05-14 |
| MINIFETON 200 (K800098) | Kt Medical, Inc. | 1980-02-11 |
| MGD-3 (K800095) | Kt Medical, Inc. | 1980-02-11 |
| SA/7860 FETAL HEART MONITOR (DOPPLER) (K790951) | Schlosser Alberti Co. | 1979-08-03 |
| PROBE, BLOOD FLOW DETECTOR PLUG-IN (K770904) | Medsonics | 1977-05-26 |
| MODEL 6/60 CRT VIDEO-SONAR (K760888) | Vexilar, Inc. | 1977-02-01 |
| CONTINUOUS WAVE DOPPLER ULTRASOUND (K760728) | Medsonics | 1976-10-06 |